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20072-6933
HDS2866

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

20072-6933 HDS2866

20^h 07^m 13.82^s -69° 33' 19.6" P.A. 279.00 sep 0.1 mag 7.79,9.03 Sp A0IV dist. 191.2 pc (623.69 l.y.)

Coord 2000	20072-6933		Discov num	HDS2866		Comp			Coord arcsec 2000	20 07 13.82 -69 33 19.6
Date first	1991		Date last	2020		Obs	5
Pa first	245		Pa last	279		P.A. Now (θ)	279°
Sep first	0.2		Sep last	0.1		Sep. Now (ρ)	0.1"
Mag pri	7.79		Mag sec	9.03		delta mag (ΔM)	1.24		Spectral class	A0IV (white)
Pri motion ra	+009		Sec motion ra
Pri motion dec	-029		Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	279.1		Precise sep	0.106		Constellation	Pavo		SAO	254725
HIP	99104		Tycho2	9311-00722-1		Gaia DR2	6422693652057767296		HD	189839
CP	CP-69 3090		Distance	191.2		Distance ly	623.69

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20072-6933	HDS2866		1991	1	245	0.2	7.79	9.03	A0IV		200713.82-693319.6
20072-6933	HDS2866		2014	2	267	0.2	7.79	9.03	A0IV		200713.82-693319.6
20072-6933	HDS2866		2017	3	270	0.1	7.79	9.03	A0IV		200713.82-693319.6
20072-6933	HDS2866		2019	4	276	0.1	7.79	9.03	A0IV		200713.82-693319.6

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