The burst telecon number is 1-866-917-6480 / xxxxxx
The GRB time is 16:04:21 or T+0
The Notice time is 16:05:12 or T+51
The wait time before slewing is 0.00

Next Malindi contacts start times / durations after trigger at 2019 135 16:04:21:
2019/135/17:20:29 00:06:30 or T+4568 to T+4958
2019/135/17:53:58 00:08:09 or T+6577 to T+7066
2019/135/18:53:05 00:08:24 or T+10124 to T+10628
Malindi contacts should not interfere with TDRSS messages.
Next Swift SAA for trigger 903845
The next Swift SAA in SWIFT_PREDICTED_SAA_PASSES_2019135_2019155_00.txt
after 2019 135 16:05:11 is:
      2019 135 17:38:09 -- 2019 135 17:46:27 or T+5628 to T+6126

*** Expected observing time (ignoring SAAs) is 698.00 seconds ***
SAA should not affect observing time.

Five brightest USNO_B1.0 B2 stars within 200 arc sec:
scat SCAT WCSTools 3.9.5, 30 March 2017, Jessica Mink (jmink@cfa.harvard.edu)
   USNO-B1.0  98.8400000  52.2950000 J2000 r= 0.06 at epoch 2000.0000
5 / 152 USNO-B1.0 Sources (MagB2 brighter than 15.23)
USNO_B1_number    RA2000     Dec2000  MagB1 MagR1 MagB2 MagR2 MagN  PM NI SG  Arcsec
1423.0205175  98.8005028  52.3447500  14.00 13.00 13.37 12.73 12.60  0  5  7  199.07
1423.0205175 06:35:12.12 +52:20:41.1 (in sexagesimal)
1423.0205148  98.7648500  52.3126667  14.34 13.52 13.80 13.20 13.00  9  5  4  177.23
1423.0205148 06:35:03.56 +52:18:45.6 (in sexagesimal)
1422.0205077  98.8543833  52.2789361  14.95 13.36 14.37 13.01 12.71  0  5  6   65.94
1422.0205077 06:35:25.05 +52:16:44.2 (in sexagesimal)
1423.0205224  98.8458639  52.3063222  15.51 14.17 15.09 14.00 13.60  9  5  4   42.76
1423.0205224 06:35:23.01 +52:18:22.8 (in sexagesimal)
1422.0205089  98.8674528  52.2518028  15.54 14.47 15.23 14.08 13.81  0  5  3  166.85
1422.0205089 06:35:28.19 +52:15:06.5 (in sexagesimal)

Five brightest USNO_B1.0 B2 stars within 15 arc min:
scat SCAT WCSTools 3.9.5, 30 March 2017, Jessica Mink (jmink@cfa.harvard.edu)
   USNO-B1.0  98.8400000  52.2950000 J2000 r= 0.25 at epoch 2000.0000
5 / 3377 USNO-B1.0 Sources (MagB2 brighter than 11.38)
USNO_B1_number    RA2000     Dec2000  MagB1 MagR1 MagB2 MagR2 MagN  PM NI SG  Arcsec
1422.0204661  98.4379889  52.2852778  10.05  9.17  9.77  9.14  8.88 10  0 12  885.91
1422.0204661 06:33:45.12 +52:17:07.0 (in sexagesimal)
1421.0200924  98.5416028  52.1278500  10.87 10.06 10.01  9.04  8.72  9  5  6  891.83
1421.0200924 06:34:09.98 +52:07:40.3 (in sexagesimal)
1420.0191443  99.0044361  52.0993444  11.55  9.90 10.94  9.85  9.40 10  0 12  792.33
1420.0191443 06:36:01.06 +52:05:57.6 (in sexagesimal)
1424.0204926  99.1382778  52.4245667  12.32  9.39 11.06  9.32  8.50 10  0 12  804.74
1424.0204926 06:36:33.19 +52:25:28.4 (in sexagesimal)
1424.0204797  99.0109667  52.4225028  11.79 10.56 11.38 10.52 10.17 10  0 12  593.28
1424.0204797 06:36:02.63 +52:25:21.0 (in sexagesimal)