22559+0121 STF 2956 AB

22^h 55^m 51.81^s +01° 20' 49.4" P.A. 159.00 sep 32.0 mag 10.15,11.15 Sp K2

Coord 2000	22559+0121	Discov num	STF2956	Comp	AB	Coord arcsec 2000	22 55 51.81 +01 20 49.4
Date first	1830	Date last	2015	Obs	15
Pa first	162	Pa last	158.9	P.A. Now (θ)	158.9°
Sep first	20.0	Sep last	31.97	Sep. Now (ρ)	31.97"
Mag pri	10.15	Mag sec	11.15	delta mag (ΔM)	1	Spectral class	K2 (yellow-orange)
Pri motion ra	-001	Sec motion ra	-006
Pri motion dec	-006	Sec motion dec	-008
Notes

rPM=0.539

Nature of this double is uncertain.

22559+0121 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			22 55 52 +01 20 49	STF 2956 AB	2015	15	159	32.0	10.15	11.15	1.00		<===
Show			22 55 52 +01 20 49	STF 2956 AC	2015	18	278	69.7	10.15	10.73	0.58
Show			22 55 53 +01 20 20	STF 2956 BC	2015	14	296	89.7	11.15	10.73	0.42

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pisces

Tycho2

0569-01196-1

Gaia DR2

2655121230172491264

WDS 22559+0121 STF 2956 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22559+0121	STF2956	AB	2002	11	159	32.2	10.15	11.15	K2	D	225551.81+012049.4
22559+0121	STF2956	AB	2015	13	159	32.0	10.15	11.15	K2		225551.81+012049.4

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WDS 22559+0121 STF 2956 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22559+0121 STF 2956 AB : MEASURES

No records found.

WDS 22559+0121 : VIRTUAL EYEPIECE

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WDS 22559+0121 : ALADIN DSS IMAGE @

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

Error -22130
Not valid ID.

Error -22130
Not valid ID.
Error -27220
Not valid ID.