National Aeronautics and Space Administration

A series of TOO observations of 4U1630-47 with XTE are now in progress since the day 124 (May 3) of 1996. This page gives some results on day 124, 125, 126, 128, 129, 130, 131, 132, 134, 136, 142, 150 and 156 from quick look analysis during real time monitoring by duty scientists and experiment monitors.

Light Curve of 4U1630-47 on day 124 (May 3)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 3. The source was observed from 20:48 to 22:40 with RXTE and this is a part of the observation (17:14-21:47). Bin width of each data is 16 second. Bin #800 of X-axis corresponds to May 3 20:48:43, 1996 (UT). This light curve includes background counts of 1600-2400 counts/bin.

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X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 3 with finer time resolution. This light curve covers from 20:43:27 to 21:00:30 of May 3, 1996, and includes background counts of 100-150 counts/bin.

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Light Curve of 4U1630-47 on day 125 (May 4)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 4. The source was observed from 12:11 to 14:03 (UT) with RXTE and this is a part of the observation. Bin width of each data is 1 second. Bin #0 of X-axis corresponds to May 4 12:39:07, 1996 (UT). This light curve includes background counts of 100-150 counts/bin.

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Light Curve of 4U1630-47 on day 126 (May 5)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 5. The source was observed from 01:39 to 03:34 (UT) with RXTE and this is some part of the observation. Unfortunately, data between 02:39 and 03:27 is not available at present time. All data will be available as archive data at near future. Bin width of each data is 1 second. Bin #0 of X-axis corresponds to May 5 02:02:39, 1996 (UT). This light curve includes background counts of 100-150 counts/bin.

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Light Curve of 4U1630-47 on day 128 (May 7)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 7. The source was observed from 17:00 to 17:59 with RXTE. Bin width of each data is 16 second. Bin #310 of X-axis corresponds to May 7 16:47:19, 1996 (UT). This light curve includes background counts of 1600-2400 counts/bin.

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Light Curve of 4U1630-47 on day 129 (May 8)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 8. The source was observed from 12:12 to 13:03 with RXTE. Bin width of each data is 16 second. Bin #158 of X-axis corresponds to May May 8, 12:11:111996 (UT). This light curve includes background counts of 1600-2400 counts/bin.

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Light Curve of 4U1630-47 on day 130 (May 9)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 9. The source was observed from 13:49 to 14:48 with RXTE. Bin width of each data is 1 second. Time 0 of X-axis corresponds to May 9 13:46:39, 1996 (UT). Due to the low temperature problem PCU #5 was off. This light curve includes background counts of 80-120 counts/bin.

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Light Curve of 4U1630-47 on day 131 (May 10)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 10. The source was observed from 17:01 to 17:59 with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to May 10 17:00:15, 1996 (UT) Due to the low temperature problem PCU #4 and #5 was off. This light curve includes background counts of 960-1440 counts/bin.

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X-ray light curve of 4U1630-47 with finer time resolution of 1-sec. The source was observed from 17:01 to 17:59 with RXTE. This is the last part of the observation which covers from May 10 17:46:07 to 18:59:24, 1996. Due to the low temperature problem PCU #4 and #5 was off. This light curve includes background counts of 60-90 counts/bin.

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Light Curve of 4U1630-47 on day 132 (May 11)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 11. The source was observed from 17:05 to 17:52 with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to Due to the low temperature problem PCU #4 and #5 was off. This light curve includes background counts of 960-1440 counts/bin.

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Light Curve of 4U1630-47 on day 134 (May 13)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 13. The source was observed from 05:50 to 07:59 with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to May 12 05:48:47, 1996 (UT). Due to the low temperature problem PCU #4 and #5 was off. This light curve includes background counts of 960-1440 counts/bin.

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Light Curve of 4U1630-47 on day 136 (May 15)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 15. The source was observed from 10:38 to 11:28 (UT) with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to May 15 10:34:55, 1996. Due to the low temperature problem PCU #4 and #5 was off. This light curve includes background counts of 960-1440 counts/bin.

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Light Curve of 4U1630-47 on day 142 (May 21)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 21. The source was observed from 02:41 to 03:43 (UT) with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to May 21 02:39:27, 1996. At the beginning of this observation PCU #3 had been off, and was turned on at 02:47:49 (bin #31). After then the observation was done with all 5 PCU's. This light curve includes background counts of 60-90 counts/bin/PCU.

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Light Curve of 4U1630-47 on day 150 (May 29)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on May 29. The source was observed from May 29 21:13 to 23:10, 1996 (UT) with RXTE. Bin width of each data is 16 seconds. Bin #0 and #187 of X-axis corresponds to May 29 21:11:11 and 22:01:03, respectively. This light curve includes background counts of 1600-2400 counts/bin.

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Light Curve of 4U1630-47 on day 156 (June 4)

X-ray light curve of 4U1630-47 observed with RXTE/PCA on June 4. The source was observed from 19:07 to 20:15 (UT) with RXTE. Bin width of each data is 16 seconds. Bin #0 of X-axis corresponds to June 4 19:06:39, 1996. This light curve includes background counts of 1600-24000 counts/bin.

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X-ray light curve of 4U1630-47 observed with RXTE/PCA on June 4 with finer time resolution (1 sec/bin). This light curve covers from 19:07:23 to 20:19:05 of June 4, 1996, and includes background counts of 100-150 counts/bin.

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