SN 1987A Timeline

SN 1987A Timeline

Observation color-coding: Radio , [N]IR , Optical/UV , EUV , X-ray , Other .

Day
since SN Date
(Obs start, etc.) Observation/Event Comments, Results, etc.

-20 kyr - - RSG to BSG;
Binary merger? Gaensler 1997; Crotts 1991.
Morris 2006, astro-ph/0502288

1987.00

! ! ! 1987-02-23
1987.146 SN 1987A ! 07:36 GTM, February 23, 1987

0 1987-02-23 Kamiokande, IMB Neutrinos detected. Suzuki 1987

4 1987-02-27 MOST Radio (0.843 GHz) reaches maximum; Turtle 1987

80 1987-05-14 Optical peak Bolometric light curve peaks ~ day 80-90.

80 1987-05-14 IUE Fransson 1989.

100 1987-05-24 ER first signal

120 1987-05-13 Begin steady
optical decay 56_Ni to 56_Co to 56_Fe determines the slope.(Utrobin Aspen07)

~173 1987-08-xx Sounding Rocket X-ray (0.2-2.1 keV) upper limit of 1.5e36 erg/s (Aschenbach 1987)

300 1987-12-20 longslit O III, H-alpha. Wampler & Richichi 1989.

1988.00

400 1988-xx-xx Dust begins
to form Dust begins to form in interior. McCray Aspen.

1989.00

750 1989-03-14 resolved images O III, H-alpha. Crotts 1989.

1037 1988-12-26 resolved images Wampler 1990.

1990.00

1200 1990-06-07 Radio / X-Ray
brightening Forward shock (at ~ 38,000 km/s) reaches BSG-RSG interface.
(Gaensler 1997 and Aspen07).

1200 1990-06-07 MOST / ATCA Staveley-Smith 1992

1991.00

1416 1991-01-09 AAT: RGO Spect. (Mattila 2010)

1448 1991-02-10 ROSAT-HRI Haberl 2006

1645 1991-08-26 ROSAT-PSPC Haberl 2006

1680 1991-10-01 AAT: RGO Spect. (Mattila 2010)

1992.00

1800 1992-01-28 Radio shell
expansion slows Radio shell 1.3'' dia from 38000 km/s mean expansion since 1987.
The rate slows to ~ 4700 km/s (Gaensler Aspen07.5),
or, 4000+/-400 km/s (Ng 2008)

1872 1992-04-09 ROSAT-PSPC Haberl 2006

2100 1992-11-23 Bump in
radio lightcurve (Stavely-Smith Aspen07.5)

1993.00

2258 1993-04-30 ROSAT-PSPC Haberl 2006

2408 1993-09-27 ROSAT-PSPC Haberl 2006

1994.00

2715 1994-07-31 ROSAT-HRI Haberl 2006

2864 1994-12-27 AAT: RGO Spect. (Mattila 2010)

1995.00

2933 1995-03-06 Spot 1
earliest After-the-fact detection; Sugerman 2002

3013 1995-05-25 ROSAT-HRI Haberl 2006

1996.00

3350 1996-04-26 ROSAT-HRI Haberl 2006

3570 1996-12-02 ROSAT-HRI Haberl 2006

1997.00

3640 1997-02-10 ROSAT-PSPC Haberl 2006

3650 1997-02-20 ROSAT-HRI Haberl 2006

3714 1997-04-26 HST-STIS:G750M 2'' (Sugerman 2002)

3739 1997-05-20 Spot 1
discovered Pun 1997, IAU Circ. 6665

3760 1997-06-10 ROSAT-HRI Haberl 2006

3800 1997-07-20 Begin IR dust
emission in ER

3854 1997-09-12 HST-STIS:G140L 2''x52'' aperture, 3700A - 6867A (Ref?)

3869 1997-09-27 HST-STIS:G140L Pun 2002

3950 1997-12-17 ROSAT-HRI Haberl 2006

1998.00

4000
(approx) 1998-02-05 Exponential
flux begins Change in X-ray flux growth curve.

4030 1998-03-07 HST-STIS:G750M Spot 1, H-alpha, PA 29 deg.
Michael 2000, Pun 2002

4243 1998-10-06 CTIO: CIRIM Lawrence 2000 ApJ 537 L123

4283 1998-11-15 Spot 2
earliest After-the-fact detection; Sugerman 2002

4309 1998-12-10 AAT: RGO Spect. (Mattila 2010)

1999.00

4368 1999-08-30 HST-STIS:G750M Pun 2002

4381 1999-02-21 HST-STIS:G750L Pun 2002

4387 1999-02-27 HST-STIS:G140L Pun 2002

4572 1999-09-03 HST-STIS:G230L Pun 2002

4586 1999-09-17 HST-STIS:G430L Pun 2002

4600 1999-10-01 Radio accelerating
increase (Manchester 2002)

4606 1999-10-07 HST-STIS:G140L Pun 2002

4608 1999-10-06 HETG (1387,124) V_shock = 3400 +/- 700 km/s;
kT_i = 17 keV, kT_e ~ 2.5 keV (Michael 2002)

4618 1999-10-16 VLT-UVES Groningsson 2006, Epoch 1

4688 1999-12-25 CTIO: OSIRIS Lawrence 2000 ApJ 537 L123

2000.00

4711 2000-01-17 ACIS(122)

4816 2000-05-01 HST-STIS:G750M 2'' (Sugerman 2002)

4989 2000-10-21 HST-STIS:G750M 2'' (Sugerman 2002)

4999 2000-10-31 12 Spots visible After-the-fact; Table 1 of Sugerman 2002

5000 2000-11-01 X-rays illuminate
the ejecta ejecta transition from radioactive to X-ray-illuminated phase
(Larsson 2011)

5038 2000-12-09
2000-12-14 VLT-UVES Groningsson 2006, Epoch 2

5041 2000-12-07 ACIS(1967)

2001.00

5136 2001-03-17 CTIO: OSIRIS He-I, Sugerman 2002

5158 2001-04-08 XMM(0244)

5175 2001-04-25 ACIS(1044)

5176 2001-04-27 HST-STIS:G750M 2'' (Sugerman 2002)

5379 2001-11-15 CTIO: OSIRIS (Danziger Aspen07)

5391 2001-11-27 CTIO: OSIRIS He-I, Sugerman 2002

5406 2001-12-12 ACIS(2831)

2002.00

5555 2002-05-10 HST N II

5560 2002-05-15 ACIS(2832)

5600,
+/-100 2002-06-24 IR flux t_o,
FS hits ER (Dwek 2010)

5702 2002-10-04
2002-10-07 VLT/UVES Groningsson 2006, Epoch 3
Kjaer 2006 Fig.2 H-alpha; Tziamtzis 2010

5704 2002-10-06 Last epoch of
pristine ER (Lundqvist Aspen07.5)

5749 2002-11-21 CTIO: OSIRIS He-I

5789 2002-12-30 VLT/FORS1 SOR (Tziamtzis 2007, 2010)

5790 2002-12-31 ACIS(3829)

5795 2002-01-05 HST/ACS:F658N

2003.00

5920 2003-05-10 XMM-RGS
(0144530101) (Sturm 2010)

5920
+/-250 2003-11-06 X-ray expansion
slows X-ray expansion rate: ~8000 km/s to ~1600 km/s (Racusin 2009);
day 5920+/-250: ~8500 km/s to ~1820 km/s (Helder 2012);
X-ray soft/hard ratio jumps from 2.3 to 3.6. (Park Aspen07.11)

5979 2003-07-08 ACIS(3830)

6067 2003-10-04 Gemini South
T/ReCS, 11.7, 18.3 um (Bouchet 2004)

6130 2003-12-06 Spitzer IRAC
3.6-8 um

2004.00

6157 2004-01-02 ACIS(4614)

6184 2004-01-29 Spitzer MIPS
24 um

6190 2004-02-4 Spitzer IRS
12-37 um Silicate grains, T ~ 180K (Bouchet 2006; Dwek Aspen07)

6300 2004-05-24 FUSE O VI upper limit set (Iping Aspen07.poster)

6359 2004-07-22 ACIS(4615)

6394 2004-08-26
2004-09-05 Deep-LETG/ACIS
(4640,...,5363) (Zhekov 2005, 2006)

6488 2004-11-30 VLT: SINFONI Gillesen 2006 (in Groningsson 2006)
J,H,K datacubes

6502 2004-12-12 HST UVO (Danziger Aspen07)

2005.00

6526 2005-01-05 Gemini South
T/ReCS, 11.7, 18.3 um (Dwek Aspen07)

6530 2005-01-09 ACIS(5579,6178)

6535 2005-01-14 CTIO: OSIRIS (Danziger Aspen07)

6576 2005-02-24 Magellan
LDSS-3 H-alpha FWHM ~ 12000 km/s (Smith 2005)

6601 2005-03-21
2005-04-12 VLT-UVES Groningsson 2006, Epoch 4

6710 2005-07-08 ATCA 3mm H75 array, 94 GHz, 6.2 mJy (Staveley-Smith Aspen07.9)

6713 2005-07-11 ACIS(5580,6345)

6804 2005-10-20 Spitzer IRS
5-30 um (Dwek 2010)

6814 2005-10-30
2005-11-12 VLT-UVES Groningsson 2006, Epoch 5

6816 2005-11-01+ VLT-SINFONI (Kjaer 2010)

6829 2005-11-04 Suzaku-XIS

2006.00

6914 2006-01-28 ACIS(6668)

~7060 ~2006-06-23 Suzaku-XIS Suzaku obs. (Aschenbach Aspen07.17)

7095 2006-07-28 ACIS(6669)

7137 2006-09-08 Spitzer IRS
5-30 um Flux x2 from day 6190, T still ~ 180K (Dwek Aspen07; Dwek 2010)

7160 2006-10-01
2006-11-15 VLT-UVES Groningsson 2008, Epoch 6

7241 2006-12-21 Gemini South
T/ReCS, 11.7 um (Danziger Aspen07)

2007.00

7268 2007-01-17+ XMM-RGS
(0406840301) (Heng 2007; Sturm 2010)

7271 2007-01-19 ACIS(7636) (Park 2007, Zhekov 2010)

7301 2007-02-19 Aspen
Conference See ``Program'' link at:
http://astrophysics.gsfc.nasa.gov/conferences/supernova1987a/

7323 2007-03-13 Spitzer IRS
5-30 um (Dwek 2010)

7321+
7334+
7363+ 2007-03-11+
2007-03-24+
2007-04-22+ Deep-HETG (8523,...)
HETG(8487,...)
HETG(7590,...) Roll 269.482 deg., 160.7 ks ; (Dewey 2008)
Roll 256.078 deg., 163.8 ks
Roll ~225 deg., 45 ks

7446 2007-07-13 ACIS(7637)

7504 2007-09-04+
2007-09-16 Deep-LETG/ACIS
(9581,...) (Zhekov et al. 2009)

7547 2007-10-23
2006-11-28 VLT-UVES v_c.o.m. = 286.74+/-0.05 km/s (Groningsson 2008, Epoch 7)

7554 2007-10-30 Spitzer IRS
5-30 um (Dwek 2010)

2008.00

7625 2008-01-09+ ACIS(9806,9142)

7627 2008-01-11+ XMM-RGS
(0506220101) (Sturm 2010)

7735 2008-04-28+ HRC-I(9085,9851) (Ng 2009)

7739 2008-05-01
(ave date) VLBI:
ATCA,Parkes,Mopra 1.4 and 1.7 GHz; extended lobes in E and W (Ng 2011)

7796 2008-07-01 HETG/ACIS(9144) ...

7798 2008-07-03 Spitzer IRS
5-30 um (Dwek 2010)

7799 2008-07-04 ACIS(9143)

7944 2008-11-23 VLT/UVES (Tziamtzis 2010)

7954 2008-12-03 Spitzer IRS
5-30 um (Dwek 2010)

2009.00

7987 2009-01-05 ACIS(10130) Summary of ACIS data to date in Racusin et al. (2009)

7991 2009-01-09+ VLT/UVES (Tziamtzis 2010)

7994 2009-01-12+ HETG/ACIS
(10852,...,10855) ...

8012 2009-01-30+ XMM-RGS
(0556350101) (Sturm 2010)

8014 2009-02-01 ATCA
(1.4,2.4,4.8,8.6 GHz) 22 Years of Radio data ! (Zanardo 2009)

8020 2009-02-07+ VLT/UVES (Tziamtzis 2010)

8169 2009-07-06 HETG/ACIS(10222) ...

8200 2009-08-06 Kink in X-Ray
Lightcurve? (Helder 2012)

8233 2009-09-08 HETG/ACIS(10926) ...

8328 2009-12-12 XMM-RGS
(0601200101)

2010.00

8378 2010-01-31 HST-STIS:G750L 0.2'' (France 2010)

8423 2010-03-17+ HETG/ACIS
(12125,...,11090) ...

8515 2010-04-30+ Herschel PACS,SPIRE 100 to 500 um; 0.4-0.7 M_solar of dust at 17-23 K (Matsuura 2011)

8577 2010-08-18 HRC-I(11826)

8618 2010-09-28+ HETG/ACIS
(13131,11091) new phase? --> calibration effect :( (Park 2011)

8693 2010-12-12 XMM-RGS
(0650420101)

2011.00

8710 2010-2011 INTEGRAL
(web page) Ti-44 (Grebenev 2012)

8754 2011-02-11+ HST-COS:
G130M, G160M narrow lines from ER, broad from RS (France 2011)

8774 2011-03-03+ Deep-HETG
(12146,...,12145) very-broad component & 2x1D hydro model (Dewey 2012)

8796 2011-03-25 HETG/ACIS(12539) ...

8892 2011-06-30+ ATCA 3mm 750B,H168 config.s, 85-105 GHz, 0.7'' resolution;
synchrotron is from inner rim of ER (Lakicevic 2012)

8976 2011-09-21+ HETG/ACIS
(12540,14344) ...

9048 2011-12-02 XMM-RGS
(0671080101) Fe-K line properties (Maggi 2012)

2012.00

9175 2012-03-28+ HETG/ACIS
(13735,14417) Chandra data to age 25 years (Helder 2012)

941X 2012-12-0X XMM-RGS
(...) ...

2013.00

9522 2013-03-20 HETG/ACIS(14697) ...

9710 2013-09-24 HETG/ACIS(14698) ...

2014.00

9890 2014-03-20 HETG/ACIS(tbd) ...

10075 2014-09-24 HETG/ACIS(tbd) ...

10150 2014-12-0X XMM-RGS
(TBD) ...

2015.0

10266 2015-04-03 Deep-HETG
(TBD) ``HETG-15''

2016.0

???? 2015+
to
2030+ ORs lightup could happen as early as 2015 if the v_FS towards the ORs
averages 18 k km/s, Movie.gif, from 2015 to 2024 ;
would happen ~ 2030+ for ave v_FS = 12 k km/s (Tziamtzis 2011)

Useful to convert Date to Days-since-SN: Duration Calculator

This page was last updated May 2, 2013 by Dan Dewey.
Send comments to dd@space.mit.edu.

Day since SN	Date (Obs start, etc.)	Observation/Event	Comments, Results, etc.


-20 kyr	- -	RSG to BSG; Binary merger?	Gaensler 1997; Crotts 1991. Morris 2006, astro-ph/0502288
	1987.00
! ! !	1987-02-23 1987.146	SN 1987A !	07:36 GTM, February 23, 1987
0	1987-02-23	Kamiokande, IMB	Neutrinos detected. Suzuki 1987
4	1987-02-27	MOST	Radio (0.843 GHz) reaches maximum; Turtle 1987
80	1987-05-14	Optical peak	Bolometric light curve peaks ~ day 80-90.
80	1987-05-14	IUE	Fransson 1989.
100	1987-05-24	ER first signal
120	1987-05-13	Begin steady optical decay	56_Ni to 56_Co to 56_Fe determines the slope.(Utrobin Aspen07)
~173	1987-08-xx	Sounding Rocket	X-ray (0.2-2.1 keV) upper limit of 1.5e36 erg/s (Aschenbach 1987)
300	1987-12-20	longslit	O III, H-alpha. Wampler & Richichi 1989.
	1988.00
400	1988-xx-xx	Dust begins to form	Dust begins to form in interior. McCray Aspen.
	1989.00
750	1989-03-14	resolved images	O III, H-alpha. Crotts 1989.
1037	1988-12-26	resolved images	Wampler 1990.
	1990.00
1200	1990-06-07	Radio / X-Ray brightening	Forward shock (at ~ 38,000 km/s) reaches BSG-RSG interface. (Gaensler 1997 and Aspen07).
1200	1990-06-07	MOST / ATCA	Staveley-Smith 1992
	1991.00
1416	1991-01-09	AAT: RGO Spect.	(Mattila 2010)
1448	1991-02-10	ROSAT-HRI	Haberl 2006
1645	1991-08-26	ROSAT-PSPC	Haberl 2006
1680	1991-10-01	AAT: RGO Spect.	(Mattila 2010)
	1992.00
1800	1992-01-28	Radio shell expansion slows	Radio shell 1.3'' dia from 38000 km/s mean expansion since 1987. The rate slows to ~ 4700 km/s (Gaensler Aspen07.5), or, 4000+/-400 km/s (Ng 2008)
1872	1992-04-09	ROSAT-PSPC	Haberl 2006
2100	1992-11-23	Bump in radio lightcurve	(Stavely-Smith Aspen07.5)
	1993.00
2258	1993-04-30	ROSAT-PSPC	Haberl 2006
2408	1993-09-27	ROSAT-PSPC	Haberl 2006
	1994.00
2715	1994-07-31	ROSAT-HRI	Haberl 2006
2864	1994-12-27	AAT: RGO Spect.	(Mattila 2010)
	1995.00
2933	1995-03-06	Spot 1 earliest	After-the-fact detection; Sugerman 2002
3013	1995-05-25	ROSAT-HRI	Haberl 2006
	1996.00
3350	1996-04-26	ROSAT-HRI	Haberl 2006
3570	1996-12-02	ROSAT-HRI	Haberl 2006
	1997.00
3640	1997-02-10	ROSAT-PSPC	Haberl 2006
3650	1997-02-20	ROSAT-HRI	Haberl 2006
3714	1997-04-26	HST-STIS:G750M	2'' (Sugerman 2002)
3739	1997-05-20	Spot 1 discovered	Pun 1997, IAU Circ. 6665
3760	1997-06-10	ROSAT-HRI	Haberl 2006
3800	1997-07-20	Begin IR dust emission in ER
3854	1997-09-12	HST-STIS:G140L	2''x52'' aperture, 3700A - 6867A (Ref?)
3869	1997-09-27	HST-STIS:G140L	Pun 2002
3950	1997-12-17	ROSAT-HRI	Haberl 2006
	1998.00
4000 (approx)	1998-02-05	Exponential flux begins	Change in X-ray flux growth curve.
4030	1998-03-07	HST-STIS:G750M	Spot 1, H-alpha, PA 29 deg. Michael 2000, Pun 2002
4243	1998-10-06	CTIO: CIRIM	Lawrence 2000 ApJ 537 L123
4283	1998-11-15	Spot 2 earliest	After-the-fact detection; Sugerman 2002
4309	1998-12-10	AAT: RGO Spect.	(Mattila 2010)
	1999.00
4368	1999-08-30	HST-STIS:G750M	Pun 2002
4381	1999-02-21	HST-STIS:G750L	Pun 2002
4387	1999-02-27	HST-STIS:G140L	Pun 2002
4572	1999-09-03	HST-STIS:G230L	Pun 2002
4586	1999-09-17	HST-STIS:G430L	Pun 2002
4600	1999-10-01	Radio accelerating increase	(Manchester 2002)
4606	1999-10-07	HST-STIS:G140L	Pun 2002
4608	1999-10-06	HETG (1387,124)	V_shock = 3400 +/- 700 km/s; kT_i = 17 keV, kT_e ~ 2.5 keV (Michael 2002)
4618	1999-10-16	VLT-UVES	Groningsson 2006, Epoch 1
4688	1999-12-25	CTIO: OSIRIS	Lawrence 2000 ApJ 537 L123
	2000.00
4711	2000-01-17	ACIS(122)
4816	2000-05-01	HST-STIS:G750M	2'' (Sugerman 2002)
4989	2000-10-21	HST-STIS:G750M	2'' (Sugerman 2002)
4999	2000-10-31	12 Spots visible	After-the-fact; Table 1 of Sugerman 2002
5000	2000-11-01	X-rays illuminate the ejecta	ejecta transition from radioactive to X-ray-illuminated phase (Larsson 2011)
5038	2000-12-09 2000-12-14	VLT-UVES	Groningsson 2006, Epoch 2
5041	2000-12-07	ACIS(1967)
	2001.00
5136	2001-03-17	CTIO: OSIRIS	He-I, Sugerman 2002
5158	2001-04-08	XMM(0244)
5175	2001-04-25	ACIS(1044)
5176	2001-04-27	HST-STIS:G750M	2'' (Sugerman 2002)
5379	2001-11-15	CTIO: OSIRIS	(Danziger Aspen07)
5391	2001-11-27	CTIO: OSIRIS	He-I, Sugerman 2002
5406	2001-12-12	ACIS(2831)
	2002.00
5555	2002-05-10	HST	N II
5560	2002-05-15	ACIS(2832)
5600, +/-100	2002-06-24	IR flux t_o, FS hits ER	(Dwek 2010)
5702	2002-10-04 2002-10-07	VLT/UVES	Groningsson 2006, Epoch 3 Kjaer 2006 Fig.2 H-alpha; Tziamtzis 2010
5704	2002-10-06	Last epoch of pristine ER	(Lundqvist Aspen07.5)
5749	2002-11-21	CTIO: OSIRIS	He-I
5789	2002-12-30	VLT/FORS1	SOR (Tziamtzis 2007, 2010)
5790	2002-12-31	ACIS(3829)
5795	2002-01-05	HST/ACS:F658N
	2003.00
5920	2003-05-10	XMM-RGS (0144530101)	(Sturm 2010)
5920 +/-250	2003-11-06	X-ray expansion slows	X-ray expansion rate: ~8000 km/s to ~1600 km/s (Racusin 2009); day 5920+/-250: ~8500 km/s to ~1820 km/s (Helder 2012); X-ray soft/hard ratio jumps from 2.3 to 3.6. (Park Aspen07.11)
5979	2003-07-08	ACIS(3830)
6067	2003-10-04	Gemini South T/ReCS, 11.7, 18.3 um	(Bouchet 2004)
6130	2003-12-06	Spitzer IRAC 3.6-8 um
	2004.00
6157	2004-01-02	ACIS(4614)
6184	2004-01-29	Spitzer MIPS 24 um
6190	2004-02-4	Spitzer IRS 12-37 um	Silicate grains, T ~ 180K (Bouchet 2006; Dwek Aspen07)
6300	2004-05-24	FUSE	O VI upper limit set (Iping Aspen07.poster)
6359	2004-07-22	ACIS(4615)
6394	2004-08-26 2004-09-05	Deep-LETG/ACIS (4640,...,5363)	(Zhekov 2005, 2006)
6488	2004-11-30	VLT: SINFONI	Gillesen 2006 (in Groningsson 2006) J,H,K datacubes
6502	2004-12-12	HST UVO	(Danziger Aspen07)
	2005.00
6526	2005-01-05	Gemini South T/ReCS, 11.7, 18.3 um	(Dwek Aspen07)
6530	2005-01-09	ACIS(5579,6178)
6535	2005-01-14	CTIO: OSIRIS	(Danziger Aspen07)
6576	2005-02-24	Magellan LDSS-3	H-alpha FWHM ~ 12000 km/s (Smith 2005)
6601	2005-03-21 2005-04-12	VLT-UVES	Groningsson 2006, Epoch 4
6710	2005-07-08	ATCA 3mm	H75 array, 94 GHz, 6.2 mJy (Staveley-Smith Aspen07.9)
6713	2005-07-11	ACIS(5580,6345)
6804	2005-10-20	Spitzer IRS 5-30 um	(Dwek 2010)
6814	2005-10-30 2005-11-12	VLT-UVES	Groningsson 2006, Epoch 5
6816	2005-11-01+	VLT-SINFONI	(Kjaer 2010)
6829	2005-11-04	Suzaku-XIS
	2006.00
6914	2006-01-28	ACIS(6668)
~7060	~2006-06-23	Suzaku-XIS	Suzaku obs. (Aschenbach Aspen07.17)
7095	2006-07-28	ACIS(6669)
7137	2006-09-08	Spitzer IRS 5-30 um	Flux x2 from day 6190, T still ~ 180K (Dwek Aspen07; Dwek 2010)
7160	2006-10-01 2006-11-15	VLT-UVES	Groningsson 2008, Epoch 6
7241	2006-12-21	Gemini South T/ReCS, 11.7 um	(Danziger Aspen07)
	2007.00
7268	2007-01-17+	XMM-RGS (0406840301)	(Heng 2007; Sturm 2010)
7271	2007-01-19	ACIS(7636)	(Park 2007, Zhekov 2010)
7301	2007-02-19	Aspen Conference	See ``Program'' link at: http://astrophysics.gsfc.nasa.gov/conferences/supernova1987a/
7323	2007-03-13	Spitzer IRS 5-30 um	(Dwek 2010)
7321+ 7334+ 7363+	2007-03-11+ 2007-03-24+ 2007-04-22+	Deep-HETG (8523,...) HETG(8487,...) HETG(7590,...)	Roll 269.482 deg., 160.7 ks ; (Dewey 2008) Roll 256.078 deg., 163.8 ks Roll ~225 deg., 45 ks
7446	2007-07-13	ACIS(7637)
7504	2007-09-04+ 2007-09-16	Deep-LETG/ACIS (9581,...)	(Zhekov et al. 2009)
7547	2007-10-23 2006-11-28	VLT-UVES	v_c.o.m. = 286.74+/-0.05 km/s (Groningsson 2008, Epoch 7)
7554	2007-10-30	Spitzer IRS 5-30 um	(Dwek 2010)
	2008.00
7625	2008-01-09+	ACIS(9806,9142)
7627	2008-01-11+	XMM-RGS (0506220101)	(Sturm 2010)
7735	2008-04-28+	HRC-I(9085,9851)	(Ng 2009)
7739	2008-05-01 (ave date)	VLBI: ATCA,Parkes,Mopra	1.4 and 1.7 GHz; extended lobes in E and W (Ng 2011)
7796	2008-07-01	HETG/ACIS(9144)	...
7798	2008-07-03	Spitzer IRS 5-30 um	(Dwek 2010)
7799	2008-07-04	ACIS(9143)
7944	2008-11-23	VLT/UVES	(Tziamtzis 2010)
7954	2008-12-03	Spitzer IRS 5-30 um	(Dwek 2010)
	2009.00
7987	2009-01-05	ACIS(10130)	Summary of ACIS data to date in Racusin et al. (2009)
7991	2009-01-09+	VLT/UVES	(Tziamtzis 2010)
7994	2009-01-12+	HETG/ACIS (10852,...,10855)	...
8012	2009-01-30+	XMM-RGS (0556350101)	(Sturm 2010)
8014	2009-02-01	ATCA (1.4,2.4,4.8,8.6 GHz)	22 Years of Radio data ! (Zanardo 2009)
8020	2009-02-07+	VLT/UVES	(Tziamtzis 2010)
8169	2009-07-06	HETG/ACIS(10222)	...
8200	2009-08-06	Kink in X-Ray Lightcurve?	(Helder 2012)
8233	2009-09-08	HETG/ACIS(10926)	...
8328	2009-12-12	XMM-RGS (0601200101)
	2010.00
8378	2010-01-31	HST-STIS:G750L	0.2'' (France 2010)
8423	2010-03-17+	HETG/ACIS (12125,...,11090)	...
8515	2010-04-30+	Herschel PACS,SPIRE	100 to 500 um; 0.4-0.7 M_solar of dust at 17-23 K (Matsuura 2011)
8577	2010-08-18	HRC-I(11826)
8618	2010-09-28+	HETG/ACIS (13131,11091)	new phase? --> calibration effect :( (Park 2011)
8693	2010-12-12	XMM-RGS (0650420101)
	2011.00
8710	2010-2011	INTEGRAL (web page)	Ti-44 (Grebenev 2012)
8754	2011-02-11+	HST-COS: G130M, G160M	narrow lines from ER, broad from RS (France 2011)
8774	2011-03-03+	Deep-HETG (12146,...,12145)	very-broad component & 2x1D hydro model (Dewey 2012)
8796	2011-03-25	HETG/ACIS(12539)	...
8892	2011-06-30+	ATCA 3mm	750B,H168 config.s, 85-105 GHz, 0.7'' resolution; synchrotron is from inner rim of ER (Lakicevic 2012)
8976	2011-09-21+	HETG/ACIS (12540,14344)	...
9048	2011-12-02	XMM-RGS (0671080101)	Fe-K line properties (Maggi 2012)
	2012.00
9175	2012-03-28+	HETG/ACIS (13735,14417)	Chandra data to age 25 years (Helder 2012)
941X	2012-12-0X	XMM-RGS (...)	...
	2013.00
9522	2013-03-20	HETG/ACIS(14697)	...
9710	2013-09-24	HETG/ACIS(14698)	...
	2014.00
9890	2014-03-20	HETG/ACIS(tbd)	...
10075	2014-09-24	HETG/ACIS(tbd)	...
10150	2014-12-0X	XMM-RGS (TBD)	...
	2015.0
10266	2015-04-03	Deep-HETG (TBD)	``HETG-15''
	2016.0
????	2015+ to 2030+	ORs lightup	could happen as early as 2015 if the v_FS towards the ORs averages 18 k km/s, Movie.gif, from 2015 to 2024 ; would happen ~ 2030+ for ave v_FS = 12 k km/s (Tziamtzis 2011)