CSS_J015712.7+251018 (Eclipsing binary)

RA: 01h 57m 12.75s, DE: +25° 10' 19.13" (29.3031400000, 25.1719800000)

AsasSnV: ASASSN-V J015712.74+251019.3, Ato: ATO J029.3031+25.1719, Crts: CRTS J015712.7+251018, Css: CSS_J015712.7+251018, Gaia: Gaia DR3 105211241165316864, Other: CSS J015712.7+251018

Data:
  • Constellation: Ari
  • Variability type: EW
  • Maximal brightness (Mag): 15.230 (CV)
  • Minimum brightness (Mag): 15.490 (CV)
  • Created: 11/4/2025
  • Created by: Ladislav Šmelcer
Show list of observations >>
Periodic elements:
  • Period (d): 0.315020000000000
  • Epoch (HJD): 2460980.42061
  • Secondary Epoch (HJD): 2460980.57812 (est.)
Change log:

10/1/2026, Filip Walter:

  • Variability type: Null → EW
  • Declination: 25.1719722222 → 25.17198
  • Right ascension: 29.30325 → 29.30314
  • Name: CSS J015712.7+251018 → CSS_J015712.7+251018
  • CI: Other: Null → CSS J015712.7+251018
  • CI: Gaia: Null → Gaia DR3 105211241165316864
  • CI: Css: Null → CSS_J015712.7+251018
  • CI: Crts: Null → CRTS J015712.7+251018
  • CI: Ato: Null → ATO J029.3031+25.1719
  • CI: AsasSnV: Null → ASASSN-V J015712.74+251019.3

11/4/2025, Filip Walter:

  • Epoch: Null → 2460980.42061
  • Photometric band: Null → CV
  • Minimum brightness: Null → 15.49

Chart
CSS_J015712.7+251018
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

1 x

Number of observers

1 x

Last observed before

356 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2460980.42061 + 0.31502 * E
S: M = 2460980.57812 + 0.31502 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline