CO And (Eclipsing binary)

RA: 01h 11m 24.90s, DE: +46° 57' 50.00" (17.8537499950, 46.9638888889)

Other: G3268.00398

Data:

Constellation: And
Variability type: EA/SD:
Maximal brightness (Mag): 11.100 (P)
Minimum brightness (Mag): 12.100 (P)
Brightness in secondary minimum (Mag): 11.100 (P)
D (h): 12.282
Astrophysical interest: Combination of more effects

Created: 7/11/1997
Created by: admin

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Periodic elements:

Period (d): 1.827664000000000
Epoch (HJD): 26985.51000
Secondary Epoch (HJD): 26986.42400

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Change log:

4/28/2025, Filip Walter:

D: Null → 12.282
Astrophysical interest: Nothing → Combination of more effects
Secondary Epoch: Null → 26986.424
Epoch: 2452501.5247 → 26985.51
Period: 3.6553356 → 1.827664
Secondary Epoch: 26986.424 → Null
Epoch: 26985.51 → 2452501.5247
Period: 1.827664 → 3.6553356

Chart

CO And

Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin

Number of observations

1 x

Number of observers

1 x

Last observed before

3 days

O-C diagram

Times of minima / maxima - including records from the original O-C gateway

P: M = 2426985.51 + 1.827664 * E

S: M = 2426986.424 + 1.827664 * E

ID	HJD_min	Error (+/-)	UTC_min	Epoch	O-C (d)	P/S	Phot. band	Observer	Publication	Note	Instrument

Phase curve

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Timeline