21030+3549 SEI 1378

21^h 03^m 02.53^s +35° 48' 24.6" P.A. 222.00 sep 29.0 mag 12.44,13.09

Coord 2000	21030+3549	Discov num	SEI1378	Comp		Coord arcsec 2000	21 03 02.53 +35 48 24.6
Date first	1896	Date last	2015	Obs	8
Pa first	222	Pa last	221.7	P.A. Now (θ)	221.7°
Sep first	27.9	Sep last	29.002	Sep. Now (ρ)	29.002"
Mag pri	12.44	Mag sec	13.09	delta mag (ΔM)	0.65	Spectral class
Pri motion ra	+002	Sec motion ra	-003
Pri motion dec	+000	Sec motion dec	-006
Notes

rPM=1.164

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

1868255974288178944

WDS 21030+3549 SEI 1378 : 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
21030+3549	SEI1378		1998	2	222	28.9	10.50	11.00		D	210302.53+354824.6
21030+3549	SEI1378		2002	3	222	28.9	10.50	11.00		D	210302.53+354824.6
21030+3549	SEI1378		2010	4	222	29.1	12.44	13.09			210302.53+354824.6
21030+3549	SEI1378		2015	5	222	29.0	12.44	13.09			210302.53+354824.6

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WDS 21030+3549 SEI 1378 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21030+3549 SEI 1378 : MEASURES

No records found.

WDS 21030+3549 : VIRTUAL EYEPIECE

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WDS 21030+3549 : ALADIN DSS IMAGE @ 21^h 03^m 02.53^s +35° 48' 24.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21030+3549 SEI 1378 : 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		21030+3549	SEI1378		222	29.0
Show		21035+3549	B 2	BC	28	2.8	4
Show		21029+3554	J 1078	AB	112	2.7	6
Show		21029+3554	J 1078	AC	137	24.4	6
Show		21035+3549	B 2	A,BC	250	138.5	7
Show		21042+3552	TDT2724		181	1.1	15
Show		21028+3534	BTG 6	BC	235	10.6	16
Show		21028+3534	BTG 6	BD	274	15.9	16
Show		21028+3534	SEI1375	AB	339	6.5	16
Show		21028+3534	SEI1376	AC	270	11.1	16
Show		21042+3542	SEI1387		133	9.1	16
Show		21044+3551	SEI1390		343	17.4	18
Show		21048+3545	SEI1392		338	4.0	22
Show		21013+3554	SEI1368		57	13.3	23
Show		21042+3530	SEI1388		211	22.1	24
Show		21041+3609	SEI1386		152	25.9	25
Show		21012+3602	CLP 1	BC	150	267.2	26
Show		21043+3608	HJ 1610		245	11.0	26
Show		21012+3602	CLP 1	AB	39	74.3	26
Show		21050+3559	SEI1395		133	21.1	27
Show		21048+3531	TDT2727	Ba,Bb	170	0.4	28
Show		21048+3531	GRV 410	BC	82	17.2	28
Show		21048+3531	S 773	AB	30	86.3	28
Show		21011+3532	SEI1366		279	22.9	30
Show		21054+3550	SEI1396		13	27.7	30
Show		21050+3526	STF2753		335	29.3	33
Show		21003+3543	SEI1361		281	20.8	35
Show		21056+3533	TDT2736		282	0.4	36
Show		21002+3547	POP 81		204	5.9	36
Show		21025+3512	CRB 136		267	20.1	37
Show		21061+3558	SEI1401		333	10.5	39
Show		21059+3528	TDT2744		36	0.6	41
Show		21058+3610	SEI1398		36	30.5	41
Show		21001+3608	TDT2687		356	1.5	41
Show		21030+3507	TDS1113		9	2.1	42
Show		21037+3630	SEI1383		124	9.3	43
Show		20590+3541	GCB 61		252	5.9	44
Show		20596+3558	SEI1355		344	4.2	44
Show		21046+3628	SEI1391		329	23.9	44
Show		21018+3630	SEI1372		181	24.8	45
Show		20599+3612	SEI1359		108	16.5	45
Show		21067+3554	GRV 418		216	58.1	46
Show		20593+3554	SEI1350		48	28.1	46
Show		21002+3620	TDT2689		244	2.3	47
Show		20592+3541	TDT2674		340	0.9	47
Show		21062+3520	GRV 417		143	41.2	48
Show		20591+3542	SEI1345		174	20.2	49
Show		21000+3512	TDT2685		137	0.7	53
Show		21001+3627	J 1219		171	3.6	53
Show		20593+3520	TDT2676		23	0.8	54
Show		20588+3530	SEI1342		100	4.1	55

WDS 21030+3549 : COMPONENTS

	A
B	pa=215.9° sep=26.72"

21030+3549 A

Componente originario normalizzato	AB		Coord arcsec 2000	210302.53+354824.6		Mag	12.44		PmRA	2.00
PmDE	0.0

21030+3549 B

Componente originario normalizzato	AB		Coord arcsec 2000	210301.24+354802.9		Mag	13.09		PmRA	-3.00
PmDE	-6.0		Calc delta mag	0.65		Calc coord	yes