01058+0455 STF 90 AB (77 Psc)

Coord 2000	01058+0455		Discov num	STF  90		Comp	AB		Coord arcsec 2000	01 05 49.22 +04 54 31.2
Date first	1782		Date last	2020		Obs	115
Pa first	85		Pa last	83.1		P.A. Now (θ)	83.1°
Sep first	29.6		Sep last	33.226		Sep. Now (ρ)	33.226"
Mag pri	6.39		Mag sec	7.26		delta mag (ΔM)	0.87		Spectral class	F3V+F5V (yellow-white/yellow-white)
Pri motion ra	+014		Sec motion ra	+032
Pri motion dec	-121		Sec motion dec	-123
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.142 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	77 Psc	109666	01 05 49 +04 54 31	STF 90 AB	2020	115	83	33.2	6.39	7.26	0.87		<===
Show		109666	01 05 49 +04 54 31	STF 90 AC	2015	8	290	157.6	6.39	13.15	6.76
Show		109666	01 05 49 +04 54 31	STF 90 AD	2015	6	323	42.0	6.39	14.60	8.21
Show		109666	01 05 49 +04 54 31	STF 90 AE	2015	6	352	90.4	6.39	14.39	8.00
Show		109667	01 05 51 +04 54 34	TOK 202 Ba,Bb	2011	2	39	0.3	7.26	12.00	4.74

Sextuple system
5 estimated visually detectable stars in this system

Name	77 Psc		Constellation	Pisces		SAO	109666		HIP	5141
Tycho2	0022-01278-1		Gaia DR2	2552059091858705024		HD	6479		HR	313
GC	1317		ADS	903		BD	BD+04 175		Flamsteed	77 Piscium
Flamsteed name	77 Psc		Distance	40.63		Distance ly	132.54

discov_num	notes	refcode
STF 90	77 Psc. STTA 10. B is BD+04@176.
	AB: HJL 13.	HJL1986
	AB: H 4 68.	MEv2010

refcode	metd	author	reference
HJL1986	Pa -	Halbwachs, J.L.	1986A&AS...66..131H
HJL1986		A&AS 66, 131, 1986
HJL1986		(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986		only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
MEv2010	-	MacEvoy, B.	...................
MEv2010		private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)

idgroup	discov	author
1	STF	Struve, F.G.W.
34	TOK	Tokovinin, A.A.
81	TOK	Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., &
81	TOK	Weigelt, G.
95	TOK	Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
95	TOK	Martinez, M., & Mondaca, E.
163	TOK	Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
163	TOK	Ratzloff, J. & Walter, F.M.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01058+0455	STF 90	AB	2007	99	84	33.1	6.39	7.26	F3V F5V	N DV	010549.22+045431.2
01058+0455	STF 90	AB	2008	101	84	32.8	6.39	7.26	F3V F5V	N DV	010549.22+045431.2
01058+0455	STF 90	AB	2010	101	84	32.9	6.39	7.26	F3V F5V	NVD	010549.22+045431.2
01058+0455	STF 90	AB	2011	102	83	34.1	6.39	7.26	F3V F5V	NVD	010549.22+045431.2
01058+0455	STF 90	AB	2012	105	84	32.9	6.39	7.26	F3V F5V	NVD	010549.22+045431.2
01058+0455	STF 90	AB	2013	106	84	32.8	6.39	7.26	F3V F5V	NVD	010549.22+045431.2
01058+0455	STF 90	AB	2014	107	83	32.9	6.39	7.26	F3V F5V	NVD	010549.22+045431.2
01058+0455	STF 90	AB	2015	108	83	32.9	6.39	7.26	F3V+F5V	NV	010549.22+045431.2
01058+0455	STF 90	AB	2016	109	84	33.1	6.39	7.26	F3V+F5V	NV	010549.22+045431.2
01058+0455	STF 90	AB	2018	112	84	33.0	6.39	7.26	F3V+F5V	NV	010549.22+045431.2
01058+0455	STF 90	AB	2020	115	83	33.2	6.39	7.26	F3V+F5V	NV	010549.22+045431.2

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

Show	date	username	difficulty	separation	pa_estim	interest	notes
Show	22/11/10	Daedalus1	mean difficulty	separated	84		Seeing Pickering 6, good. Wide pair of white stars. Primary pure white, companion more off-white. Primary is noticeably brighter.

Show	date	username	difficulty	sep	sep_sigma	pa	pa_sigma	delta_mag	#	notes
Show	22/11/10	Daedalus1	mean difficulty	33.00	0.08	84.00	0.00	0.80	12	Pickering 6, good.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

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