Infrared Photometry and Imaging

Group:           D. A. Allen, P. A. Whitelock, V. S. Meadows

Project 1:        Infrared broad band photometry to suppliment SAAO data.

Project 2:        Imaging of SN and Infrared Echo (day 487)

Project 3:        Imaging from day 1438 to measure photometry of SN and                        neighbouring stars.

Publications:   Data table includes all published photometric measurements of
                        SN 1987A, with the source:

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Table of Observations

Age (d) Date Instr. J H K L' M Source
26 87:03:21 IRPS * * * *    
27 87:03:22 IRPS * * * 1.22   SIII
38 87:04:02 IRPS 2.07 1.82 1.58 1.22   D
47 87:04:11 IRPS * * * * *  
48 87:04:12 IRPS 1.80 1.53 1.32 0.92 * D
77 87:05:11 IRPS * * * 0.36 0.11 SIII
141 87:07:14 IRPS 2.32 1.99 1.59 0.83 0.12 D, SIII
197 87:09:08 IRPS * * * 1.64 0.31 SIII
255 87:11:05 IRPS * * * * *  
283 87:12:03 IRPS * * * * *  
319 88:01:08 IRPS * * * * *  
376 88:03:05 IRPS * * * *    
377 88:03:06 IRPS * * * * *  
487 88:06:24 UTIR     *      
554 88:08:29 IRPS 7.81 7.40 7.87 5.86 3.60 D
575 88:09:20 IRPS 8.29 7.88 8.38 6.05 3.88 SVI
696 89:01:19 IRPS 10.14 9.92 10.43 8.47 5.86 SVI
735 89:02:27 IRPS 10.60 10.37 10.95 9.31 6.42 SVI
840 89:06:12 IRPS * * *      
938 89:09:18 IRPS 12.50 12.46 12.67 11.46 9.3 SVII
959 89:10:09 IRPS 12.79 12.76 12.91 11.57 9.4 SVII
961 89:10:11 IRPS             9.4 SVII
994 89:11:13 IRPS 12.91 12.96 13.00 10.1   SVII
1072 90:01:30 IRPS 13.20 13.23          SVII
1086 90:02:13 IRPS 13.43 13.48 13.40       SVII
1114 90:03:14 IRPS 13.49 13.48 13.39     SVII(8")
 1114  90:03:14  IRPS 13.62 13.60 13.53     SVII(6")
1116 90:03:16 IRPS    *    *      
1349 90:11:03 IRPS * * *      
1438 91:01:31 IRIS *    *     SVII
1439 91:02:01 IRIS   *       SVII
1588 91:06:30 IRIS * *         
1734 91:11:23 IRIS * * *      
2259 93:05:01 IRIS * * Kn      

Notes:
*         Photometry taken in this band not yet published.  
(8")     Diameter of aperture.                                                                                                               Kn      Narrow K filter in IRIS, covering 2.0 - 2.3 * 10-6m.

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Ray Stathakis (ras@aaoepp.aao.gov.au), Last update 5 February 1998