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Doubles in session

Current system

00247+2407
POU 25

Selections

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

00247+2407 POU 25

00^h 24^m 44.03^s +24° 07' 14.2" P.A. 63.00 sep 5.6 mag 13.60,13.90

Coord 2000	00247+2407		Discov num	POU 25		Comp			Coord arcsec 2000	00 24 44.03 +24 07 14.2
Date first	1890		Date last	2020		Obs	11
Pa first	60		Pa last	63		P.A. Now (θ)	63°
Sep first	6.0		Sep last	5.6		Sep. Now (ρ)	5.6"
Mag pri	13.60		Mag sec	13.90		delta mag (ΔM)	0.3		Spectral class
Pri motion ra	+000		Sec motion ra	+023
Pri motion dec	-041		Sec motion dec	-023
Notes

rPM=0.712

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

62.5

Precise sep

5.6

Constellation

Andromeda

Gaia DR2

2807155509013129728

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00247+2407	POU 25		1997	4	64	5.6	13.60	13.90		D	002444.03+240714.2
00247+2407	POU 25		2001	5	63	5.6	13.60	13.90		D	002444.03+240714.2
00247+2407	POU 25		2010	6	63	5.5	13.60	13.90			002444.03+240714.2
00247+2407	POU 25		2015	7	64	5.5	13.60	13.90			002444.03+240714.2

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