OGLE RR Lyrae Stars Database Query Page

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ID Catalog designation †
Type RRab RRc RRd Star Type
RA   Right Ascension (J2000) ‡
Decl   Declination (J2000) ‡
I   Mean I-band magnitude
V   Mean V-band magnitude
P_1   Period
dP_1   Uncertainty of the period
T0_1   Time of max. brightness (HJD-2450000)
A_1   I-band amplitude
R21_1   Fourier coeff. R21
phi21_1   Fourier coeff. φ21
R31_1   Fourier coeff. R31
phi31_1   Fourier coeff. φ31
P_2   Secondary period
dP_2   Uncertainty of the secondary period
T0_2   Time of max. brightness of the sec. periodicity
A_2   I-band amplitude of the sec. periodicity
R21_2   Fourier coeff. R21 of the sec. periodicity
phi21_2   Fourier coeff. φ21 of the sec. periodicity
R31_2   Fourier coeff. R31 of the sec. periodicity
phi31_2   Fourier coeff. φ31 of the sec. periodicity
ID_OGLE_II Identification: OGLE-II †
ID_OGLE_III Identification: OGLE-III †
ID_OGLE_IV Identification: OGLE-IV †
ID_OTHER Identification: OTHER †
REMARKS Remarks †
‡  RA/Dec, X/Y may also specify a circle or rectangle centered on a point, see Query Help for details;
    RA format: HH:MM:SS or H.HHHHH, Decl: ±DD:MM:SS or ±D.DDDDD
†  String parameters may contain wildcards: '%' for any sequence of characters, '_' for any single character.
    REMARKS search string is auto-embedded in '%%' unless it contains user-supplied wildcard(s).

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