- Constellation: Lac
- Variability type: EA
- Maximal brightness (Mag): 8.727 (V)
- Minimum brightness (Mag): 9.022 (V)
- Brightness in secondary minimum (Mag): 8.727 (V)
- Astrophysical interest: Excentric orbit of the binary, Apsidal motion
- Created: 7/27/1997
- Created by: admin
- Period (d): 5.406015000000000
- Epoch (HJD): 48501.47800
- Secondary Epoch (HJD): 48503.72300
1/21/2026, Filip Walter:
- Name: V0398 → V0398 Lac
- Astrophysical interest: Nothing → Excentric orbit of the binary, Apsidal motion
- Alternative designation: → Tic: TIC 326374705, Gsc: GSC 03969-01626, Hd: HD 210180, Tyc: TYC 3969-1626-1, Gcvs: V398 Lac, TwoMass: 2MASS J22071241+5238084, Gaia: Gaia DR3 2004462581389890048
Source: The STScI Digitized Sky Survey
Number of observations
27 x
Number of observers
4 x

Last observed before
4556 days
P: M = 2448501.478 + 5.406015 * E
S: M = 2448503.723 + 5.406015 * E
| ID | HJDmin | UTCmin | Epoch | O-C (d) | P/S | Phot. band | Observer | Publication | Note | Instrument |
|---|