Project VS-COMPAS
Variable Stars Common Observation
Mission in Particular Areas of the Sky
1347 stars discovered as of Nov 15, 2015
| AAVSO UID: | 000-BKK-143 [data] |
| Constellation: | Draco |
| J2000.0: | 17 38 49.83 +57 12 23.2 264.70763 +57.20644
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| B1950.0: | 17 37 59.40 +57 13 57.5 |
| Other designations: |
1RXS J173849.8+571223 2MASS J17384982+5712232 CSS_J173850.0+571222 GSC 03897-01017 NSVS 2919413 NSVS 2920356 UCAC3 295-128853 USNO-B1.0 1472-0330763
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| Var. type: | EW |
| Spec. type: | -- |
| Mag. range: | 11.27 - 11.57 CV |
| Epoch: |
01 Oct 1999 (HJD 2451452.56300)
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The apparent flat minima are probably caused by the fact that this binary shows total eclipses.
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| Period: 0.39032 |
Discoverer: Ivan Sergey, VS-COMPAS Team |
Visibility Chart
| Saturday, April 18, 2026 |
Sunday, April 19, 2026 |
| 13 | 14 | 15 | 16 | 17 | 18 |
19 | 20 | 21 | 22 | 23 | 00 |
01 | 02 | 03 | 04 | 05 | 06 |
07 | 08 | 09 | 10 | 11 | 12 |
Sun and Moon
| 20:31 |
@ 109.9° 06:16 |
@ 249.8° |
| 22:42 |
@ 128.9° 06:26 |
@ 228.3° |
| 13 | 14 | 15 | 16 | 17 | 18 |
19 | 20 | 21 | 22 | 23 | 00 |
01 | 02 | 03 | 04 | 05 | 06 |
07 | 08 | 09 | 10 | 11 | 12 |
VSX J173849.8+571223
| Circumpolar / The object is all day up |
| 13 | 14 | 15 | 16 | 17 | 18 |
19 | 20 | 21 | 22 | 23 | 00 |
01 | 02 | 03 | 04 | 05 | 06 |
07 | 08 | 09 | 10 | 11 | 12 |
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Statistics Overview
Variables by Constellation
Variables by Type
Variables by Magnitude
Variables by Period
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