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Doubles in session

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00415+3155
TDS1569

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00415+3155 TDS1569

00^h 41^m 27.91^s +31° 55' 28.2" P.A. 273.00 sep 0.6 mag 10.94,11.15

Coord 2000	00415+3155		Discov num	TDS1569		Comp			Coord arcsec 2000	00 41 27.91 +31 55 28.2
Date first	1991		Date last	1991		Obs	1
Pa first	273		Pa last	273		P.A. Now (θ)	273°
Sep first	0.6		Sep last	0.6		Sep. Now (ρ)	0.6"
Mag pri	10.94		Mag sec	11.15		delta mag (ΔM)	0.21		Spectral class
Pri motion ra	+023		Sec motion ra	+023
Pri motion dec	+002		Sec motion dec	+002
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	273.4		Precise sep	0.58		Constellation	Hydra		Tycho2	2279-01372-1
Gaia DR2	361457854857458560

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00415+3155	TDS1569		1991	1	273	0.6	10.94	11.15			004127.91+315528.2

If you need more information about this double, apply for a data request form to the WDS.