00399+2126 STF 46 (55 Psc)

00^h 39^m 55.57^s +21° 26' 18.6" P.A. 195.00 sep 6.6 mag 5.56,8.49 Sp K0III+F3V dist. 127.06 pc (414.47 l.y.)

Coord 2000	00399+2126	Discov num	STF 46	Comp		Coord arcsec 2000	00 39 55.57 +21 26 18.6
Date first	1830	Date last	2016	Obs	108
Pa first	193	Pa last	194.5	P.A. Now (θ)	194.5°
Sep first	6.4	Sep last	6.637	Sep. Now (ρ)	6.637"
Mag pri	5.56	Mag sec	8.49	delta mag (ΔM)	2.93	Spectral class	K0III+F3V (yellow-orange/yellow-white)
Pri motion ra	+030	Sec motion ra	+029
Pri motion dec	-024	Sec motion dec	-029
Notes	N (See Notes)

rPM=0.124 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	55 Psc	Constellation	Pisces	SAO	74182	HIP	3138
Tycho2	1193-02067-1	Gaia DR2	2802425379926374144	HD	3690	HR	167
GC	784	ADS	558	BD	BD+20 87	Flamsteed	55 Piscium
Flamsteed name	55 Psc	Distance	127.06	Distance ly	414.47

WDS 00399+2126 STF 46 (55 Psc) : NOTES

discov_num	notes	refcode
STF 46	55 Psc.

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
00399+2126	STF 46		2007	99	195	6.6	5.56	8.49	K0III+F3V	N D	003955.57+212618.6
00399+2126	STF 46		2008	102	192	5.0	5.56	8.49	K0III+F3V	N D	003955.57+212618.6
00399+2126	STF 46		2010	103	197	6.2	5.56	8.49	K0III F3V	N D	003955.57+212618.6
00399+2126	STF 46		2012	104	194	6.3	5.56	8.49	K0III F3V	N D	003955.57+212618.6
00399+2126	STF 46		2014	106	192	6.6	5.56	8.49	K0III F3V	N D	003955.57+212618.6
00399+2126	STF 46		2015	107	195	6.6	5.56	8.49	K0III+F3V	N	003955.57+212618.6
00399+2126	STF 46		2016	108	195	6.6	5.56	8.49	K0III+F3V	N	003955.57+212618.6

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WDS 00399+2126 STF 46 (55 Psc) : VISUAL OBSERVATIONS REPORTS

Show	date	username	difficulty	separation	pa_estim	interest	notes
Show	23/10/03	Daedalus1	mean difficulty	separated	195		Beautiful! Primary is yellow, companion is blue.

WDS 00399+2126 STF 46 (55 Psc) : MEASURES

Records found: 2

Show	date	username	difficulty	sep	sep_sigma	pa	pa_sigma	delta_mag	#	notes
Show	08/11/27	Robert		6.00	0.00	195.00	0.00		2
Show	23/10/03	Daedalus1	mean difficulty	6.79	0.09	195.00	0.00	3.01	12	Seeing: Pickering 7, good

WDS 00399+2126 (55 Psc) : VIRTUAL EYEPIECE

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WDS 00399+2126 (55 Psc) : 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.