Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

TCP J19083989+1210033

TCP J19083989+1210033   2018 04 04.7561*  19 08 39.89 +12 10 03.3  11.4 U             Aql       7 0



2018 04 04.756

Discovered by T. Kojima, Gunma-ken, Japan, on Six frames with five second exposure using Canon EOS 6D digital camera + 200-mm f/3.2 lens under the limiting mag = 12.5, who writes nothing is visible at this location on the previous frames (limit mag = 13.5) taken 2018 Mar. 22.786, 27.771 and Apr. 2.760 UT.




2018 04 05.25

A reddish Gaia DR1 source at RA 19h08m39.947s, DEC +12°10'03.34" (J2000.0; G= 13.75 mag) is 1" away; APASS magnitudes V= 15.11, B-V= +1.61; GSC2.3 magnitudes Bj= 15.88, V= 14.78, F= 13.51, N= 12.01; light curve for this star (NSVS 11148572) at https://skydot.lanl.gov/nsvs/star.php?num=11148572. Latest available ASAS-SN Sky Patrol observation (Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K): 2018 April 1.567 UT, V= 15.0 mag: https://asas-sn.osu.edu/light_curves/111ff0b2-dc29-4d5b-b17f-e368c39552c7 --- Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)




2018 04 05.25

The ROSAT (X-ray) source 2RXS J190835.6+120923 is 1' away. --- Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)




2018 04 05.3465

Barbara Harris, New Smyrna Beach, FL writes: "No bright object found at those coordinates. Closest object (mag 15.295 V on 2018 Apr. 5.3465 UT) is at RA 19h08m39.96s, DEC +12°10'03.5" (J2000.0) (60s exposure, V filter using Proline 1kx1k CCD camera, 0.4-m SCT @f/8)". Flare star? --- Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)



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