Today is Wed May 1 0:35:06 CEST 2024 | JD 2460431.4410417 |
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GEOS RR-Lyr database |
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V516 Cas
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| GCVS data |
GCVS number | 180516 | Variable star identification | 003521.75+525953.9 | Coordinates: | | RA/DEC (J2000.0) | 8.840625 52.9983056 degrees | Proper motion (RA/DEC) | 0.002 0.001 arc sec/year | Epoch of coordinates | 2000 | Reference for coordinates | NPM | Variable star characteristics: | | Type | RR | magnitudes | at max 14.1 , at min 15.2 (p) | Elements: | 2400000 + 0 E | M-m | 0 % | spectrum | | reference for type | [06319] G.Romano, Mem SAIt 42, 639, 1971 | reference for finding chart | [06319] G.Romano, Mem SAIt 42, 639, 1971 |
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Elements
By default the database elements are used in O-C calculation.
If several elements are available, the user may choose one of them.
A form allows the user to enter his/her own elements.
If they are given they become the current elements until the button
"Reset to database elements" is pressed.Elements avalable in database:
2452618.46 + 0.403913 E (Benko, Gabanyi, 2004)
| Origin | Period | Quad. term | |
Type Elements: | |
| Or |
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Current elements: 2452618.46 + 0.403913 E
4 maximums
Symbol colors: green: photographic; yellow: visual; red: photoelectric; bleu: ccd; no color: unknown
HJD | Unc. | O-C | E | period | Ref. | Observer | meth. | comments | |
| (day) | | shift | | 456642.4146 | 0.0015 | 0.031 | -4941599 | 0 | Hübscher, 2015 | G. Maintz | ccd | | |
456691.2865 | 0.0014 | 0.030 | -4941478 | 0 | Hübscher, 2015 | G. Maintz | ccd | | |
456917.4902 | 0.0015 | 0.042 | -4940918 | 0 | Hübscher, 2015 | G. Maintz | ccd | | |
456924.3564 | 0.0015 | 0.042 | -4940901 | 0 | Hübscher, 2015 | G. Maintz | ccd | | |
Lightcurve from AAVSO data
Enter JD of beginning and end of lightcurve and click on the " AAVSO lightcurve " button.
Today is Wed May 1 0:35:06 CEST 2024 |