VSX : Detail for ZALD J02200031+6030272

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Name

ZALD J02200031+6030272

AAVSO UID

000-BNZ-536 (No observations)

Constellation

Cassiopeia

Sequence

J2000.0

02 20 00.31 +60 30 27.2 (35.00129 +60.50756)

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B1950.0

02 16 19.91 +60 16 41.6

Galactic coord.

133.626 -0.512

Other names

(Internal only)

2MASS J02200031+6030271	GSC 04046-01453	IC 1805 +60 53
TIC 423745565	TYC 4046-1453-1	UCAC4 753-024827
USNO-A2.0 1500-02329719	USNO-B1.0 1505-0083129	WISEA J022000.32+603027.1

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Variability type

DPV/R:

Spectral type

B9V

Mag. range

10.60 - 10.74 V

Discoverer

Alexander N. Zaitsev (ZALD)

Epoch

19 Sep 2017 (HJD 2458015.9)

Ephemeris

Outburst

Period

35.53 d

Rise/eclipse dur.

Remarks

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Zaitsev, Alexander

B-V= 0.78; J-K= 0.27. Elements for the long period: HJDmax: 2458160 + 1231 d. x E. Period ratio 34.65.

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References

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1	Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae (ASAS-SN) Light Curve Server v1.0	2017PASP..129j4502K
2	Voroshilov, V. I.; et al., 1985, Catalogue of BV magnitudes and spectral classes for 6000 stars.	1985CBVMS.C......0V

External Links

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Location

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Images

Please review Digitized Sky Survey Acknowledgment and Copyright.

Size	5' x 5' (297 x 298 pixels)
Center	02 20 00.31 +60 30 27.2 (J2000)
Source	STScI
Survey	Red, all sky, 1.0 arcsec/pixel
	Negative

Supporting Documents

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3	Phase plot - Orbital period	Zaitsev, Alexander	2021-05-28 07:25 UTC	Phase plot with ASAS-SN data, measurements from g filter shifted to V magnitude (V=g-0.45) and prewhitened in Period04.
2	Phase plot - Long period	Zaitsev, Alexander	2021-05-26 11:31 UTC	Phase plot with ASAS-SN data, measurements from g filter shifted to V magnitude (V=g-0.45) and prewhitened in Period04.
1	JD Light Curve	Zaitsev, Alexander	2021-05-26 11:28 UTC	JD Light Curve plot with ASAS-SN data, measurements from g filter shifted to V magnitude (V=g-0.45).