21129+3612 SEI 1448

21^h 12^m 56.97^s +36° 11' 32.5" P.A. 208.00 sep 25.2 mag 11.91,12.90

Coord 2000	21129+3612	Discov num	SEI1448	Comp		Coord arcsec 2000	21 12 56.97 +36 11 32.5
Date first	1896	Date last	2015	Obs	8
Pa first	207	Pa last	208.2	P.A. Now (θ)	208.2°
Sep first	25.4	Sep last	25.159	Sep. Now (ρ)	25.159"
Mag pri	11.91	Mag sec	12.90	delta mag (ΔM)	0.99	Spectral class
Pri motion ra	+001	Sec motion ra	-004
Pri motion dec	-008	Sec motion dec	-002
Notes

rPM=0.969

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2714-01601-1

Gaia DR2

1868468592345588736

WDS 21129+3612 SEI 1448 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sei1908	Pa -	Scheiner, J.	1908POPot..59.....S
Sei1908	+Po	Pub. Obs. Potsdam 20, #59, 1908
Sei1913A	Pa -	Scheiner, J.	1913QB811.B8.......
Sei1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A	Pa -	Scheiner, J.	1932QB821.A43......
Sei1932A		cited in ADS (Aitken Double Star Cat.), 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21129+3612	SEI1448		1998	2	208	25.3	11.91	12.90		D	211256.97+361132.5
21129+3612	SEI1448		2002	3	208	25.2	11.91	12.90		D	211256.97+361132.5
21129+3612	SEI1448		2010	4	208	25.2	11.91	12.90			211256.97+361132.5
21129+3612	SEI1448		2015	5	208	25.2	11.91	12.90			211256.97+361132.5

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WDS 21129+3612 SEI 1448 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21129+3612 SEI 1448 : MEASURES

No records found.

WDS 21129+3612 : VIRTUAL EYEPIECE

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WDS 21129+3612 : ALADIN DSS IMAGE @ 21^h 12^m 56.97^s +36° 11' 32.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21129+3612 SEI 1448 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21129+3612	SEI1448		208	25.2
Show		21128+3608	TDT2826		116	0.5	5
Show		21129+3619	SEI1450		169	17.8	8
Show		21132+3602	TDT2834		174	0.5	11
Show		21137+3602	SEI1455		139	3.2	14
Show		21117+3621	TOB 213	BC	171	16.5	17
Show		21117+3621	SEI1439	AB	195	26.6	17
Show		21134+3553	SLE 372		59	11.1	20
Show		21121+3554	SEI1442		86	12.8	20
Show		21114+3623	SEI1437		165	24.4	22
Show		21143+3627	SEI1459		187	14.7	23
Show		21111+3618	HO 283	Aa,Ab	178	0.8	24
Show		21111+3618	HO 283	AB	211	20.8	24
Show		21110+3619	SEI1435		187	30.1	24
Show		21149+3612	SEI1469	AB	132	25.8	25
Show		21149+3612	SEI1470	AC	156	23.3	25
Show		21149+3612	ABH 142	AD	83	36.3	25
Show		21149+3612	ABH 142	AE	134	75.5	25
Show		21149+3612	ABH 142	AF	147	74.4	25
Show		21149+3612	ABH 142	AG	350	65.2	25
Show		21149+3612	ABH 142	AH	329	68.0	25
Show		21149+3612	ABH 142	AI	321	83.8	25
Show		21149+3612	ABH 142	AJ	315	93.9	25
Show		21149+3612	ABH 142	AK	315	102.1	25
Show		21149+3612	ABH 142	AL	268	62.6	25
Show		21149+3612	ABH 142	AM	240	112.5	25
Show		21149+3612	ABH 142	AN	259	109.0	25
Show		21149+3612	ABH 142	AO	98	127.1	25
Show		21150+3611	KPP1425		247	10.7	25
Show		21137+3635	LDT 19		6	0.4	26
Show		21147+3558	SEI1466		127	16.6	26
Show		21136+3547	SEI1454		155	19.1	27
Show		21107+3616	SEI1431		149	20.6	28
Show		21153+3617	ES 2199		98	4.3	29
Show		21105+3606	SEI1428		144	19.1	30
Show		21145+3635	SEI1462		231	11.2	31
Show		21148+3631	SEI1468		245	19.0	31
Show		21155+3613	SEI1481	AB	308	13.9	32
Show		21155+3613	SEI1480	AC	346	15.3	32
Show		21120+3541	TDT2818		115	0.7	33
Show		21154+3624	SEI1476		170	6.4	33
Show		21156+3600	SEI1479	AB	76	26.9	34
Show		21156+3600	SEI1479	AC	271	27.4	34
Show		21149+3546	SEI1467		129	4.9	35
Show		21121+3539	SEI1441		158	13.9	35
Show		21151+3634	SEI1473		99	21.9	35
Show		21101+3620	SEI1424		61	26.3	36
Show		21106+3548	GRV 433		345	73.4	37
Show		21130+3648	SEI1452		336	26.5	37
Show		21113+3646	COU1970		106	0.6	39
Show		21152+3544	SEI1475		266	5.5	39

WDS 21129+3612 : COMPONENTS

	A
B	pa=203.4° sep=24.16"

21129+3612 A

Componente originario normalizzato	AB		Coord arcsec 2000	211256.97+361132.5		Mag	11.91		PmRA	1.00
PmDE	-8.0		Tycho2	2714-01601-1

Tycho2

Tycho2	2714-01601-1	Pflag		RAmdeg	318.23738230	DEmdeg	36.19237456
PmRA	5.2	PmDE	-6.6	E RAmdeg	118	E DEmdeg	108
E pmRA	3.3	E pmDE	3.0	EpRAm	1956.62	EpDEm	1962.88
Num	5	Q RAmdeg	0.3	Q DEmdeg	1.7	Q pmRA	0.3
Q pmDE	1.7	BTmag	12.750	E BTmag	0.182	VTmag	11.910
E VTmag	0.128	Prox	999	TYC		HIP
CCDM		RAdeg	318.23737639	DEdeg	36.19238972	EpRA 1990	1.56
EpDE 1990	1.75	E RAdeg	174.4	E DEdeg	141.5	Posflg
Corr	0.1

21129+3612 B

Componente originario normalizzato	AB		Coord arcsec 2000	211256.18+361110.3		Mag	12.9		PmRA	-4.00
PmDE	-2.0		Calc delta mag	0.99		Calc coord	yes