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Project VS-COMPAS

Variable Stars Common Observation
Mission in Particular Areas of the Sky


1347 stars discovered as of Nov 15, 2015
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VSX J184210.9+240246   [SIMBAD Query] [VizieR] [Aladin] [DSS 15min] [Locating Chart]

AAVSO UID:000-BKP-296 [data]
Constellation:Hercules
J2000.0:18 42 10.95 +24 02 46.9
280.54562 +24.04636

B1950.0:18 40 06.53 +23 59 47.9
Other designations:
2MASS J18421094+2402469
ASAS J184211+2402.8
GSC2.3 N21E021677
NSVS 11057878
NSVS 8180416
UCAC3 229-158135
USNO-B1.0 1140-0303380

Var. type:SR
Spec. type:--
Mag. range:13.3 - 14.4 V
Epoch:
13 May 1999 (HJD 2451312)

J-K = 1.251
Period:            130 Discoverer: Ivan Sergey, VS-COMPAS Team

Visibility Chart

Friday, September 12, 2025 Saturday, September 13, 2025
131415161718 192021222300 010203040506 070809101112
   Sun and Moon
sunset   sunrise
         
19:47
@ 97.6°
06:54
 @ 262.4°
moonset   moonrise
     
13:43
@ 132.5°
21:00
 @ 225.1°

131415161718 192021222300 010203040506 070809101112

VSX J184210.9+240246
rise   set
     
12:05
@ 225.1°
05:14
 @ 134.9°
max↕
↕12.3m
max↕
↕12.3m
 
131415161718 192021222300 010203040506 070809101112


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