21037+3842 SEI 1384

21^h 03^m 38.68^s +38° 41' 16.2" P.A. 95.00 sep 26.4 mag 10.52,11.98

Coord 2000	21037+3842	Discov num	SEI1384	Comp		Coord arcsec 2000	21 03 38.68 +38 41 16.2
Date first	1895	Date last	2016	Obs	13
Pa first	94	Pa last	95.1	P.A. Now (θ)	95.1°
Sep first	26.8	Sep last	26.368	Sep. Now (ρ)	26.368"
Mag pri	10.52	Mag sec	11.98	delta mag (ΔM)	1.46	Spectral class
Pri motion ra	+000	Sec motion ra	-006
Pri motion dec	-006	Sec motion dec	-009
Notes

rPM=0.62

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3168-00878-1

Gaia DR2

1872146458744091904

WDS 21037+3842 SEI 1384 : 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
21037+3842	SEI1384		2000	6	96	26.3	10.52	11.98		D	210338.68+384116.2
21037+3842	SEI1384		2002	7	96	26.3	10.52	11.98		D	210338.68+384116.2
21037+3842	SEI1384		2010	8	96	26.2	10.52	11.98			210338.68+384116.2
21037+3842	SEI1384		2016	9	96	26.4	10.52	11.98			210338.68+384116.2

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WDS 21037+3842 SEI 1384 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21037+3842 SEI 1384 : MEASURES

No records found.

WDS 21037+3842 : VIRTUAL EYEPIECE

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WDS 21037+3842 : ALADIN DSS IMAGE @ 21^h 03^m 38.68^s +38° 41' 16.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21037+3842 SEI 1384 : 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		21037+3842	SEI1384		95	26.4	1
Show		21040+3854	TDT2723		122	2.6	14
Show		21025+3844	SEI1374		104	17.0	14
Show		21037+3857	TDT2720		214	0.5	16
Show		21035+3825	SEI1381		170	16.9	17
Show		21052+3838	ALI 958		146	8.1	19
Show		21013+3846	ES 2057		258	5.0	27
Show		21015+3855	SEI1371		147	11.2	29
Show		21047+3908	SEI1393		132	25.7	30
Show		21051+3914	ES 1987		354	7.0	37
Show		21020+3914	LV 9		195	2.3	38
Show		21009+3900	SEI1365		263	18.4	38
Show		21068+3834	TDT2758		236	2.0	39
Show		21069+3845	STF2758	AB	154	32.0	39
Show		21069+3845	STF2758	AD	250	748.0	39
Show		21069+3845	STF2758	AE	267	340.8	39
Show		21069+3845	STF2758	AF	240	371.2	39
Show		21069+3845	STF2758	AG	236	260.4	39
Show		21069+3845	STF2758	AH	263	134.0	39
Show		21069+3845	SMR 1	AI	236	49.3	39
Show		21069+3845	STF2758	AC	219	839.8	39
Show		21069+3845	HZE 4	AJ	241	17.5	39
Show		21069+3845	HZE 4	AK	83	7.8	39
Show		21069+3845	SMR 40	AO	275	176.6	39
Show		21069+3845	SMR 40	AP	284	166.5	39
Show		21069+3845	SMR 40	AQ	295	76.1	39
Show		21069+3845	HZE 4	BL	145	9.9	39
Show		21069+3845	TNN 15	BR	77	11.5	39
Show		21069+3845	STF2758	BC	221	827.6	39
Show		21069+3845	FYM 106	BM	238	100.7	39
Show		21069+3845	FYM 106	BN	152	48.3	39
Show		21036+3803	TDT2718		348	1.4	39
Show		21070+3839	ES 2059		267	6.8	40
Show		21018+3916	STF2746		323	1.2	41
Show		21071+3852	MLB 888		55	4.0	43
Show		21072+3841	MLB1018		252	4.4	43
Show		21042+3924	SEI1389		61	18.2	43
Show		21074+3841	MLB1019		226	4.3	44
Show		21074+3853	MLB 890		250	5.3	46
Show		21073+3857	MLB 889		5	7.0	46
Show		21075+3831	SEI1408		54	9.3	47
Show		21071+3905	ALI 960		110	12.9	47
Show		21078+3834	BRT2233		38	3.9	50
Show		21024+3753	ES 2058		142	3.3	50
Show		21023+3931	WRD 4	ED	230	77.7	52
Show		21023+3931	WRD 4	EH	159	37.4	52
Show		21023+3931	H 4 113	AB	299	18.9	52
Show		21023+3931	H 4 113	AC	248	26.7	52
Show		21023+3931	SMY 6	AE	87	95.7	52
Show		21023+3931	WRD 4	AF	223	101.8	52
Show		21023+3931	SMY 6	AD	141	57.0	52

WDS 21037+3842 : COMPONENTS

	A
B	pa=96.5° sep=20.63"

21037+3842 A

Componente originario normalizzato	AB		Coord arcsec 2000	210338.68+384116.2		Mag	10.52		PmRA	0.00
PmDE	-6.0		Tycho2	3168-00878-1

Tycho2

Tycho2	3168-00878-1	Pflag		RAmdeg	315.91114886	DEmdeg	38.68783223
PmRA	-1.8	PmDE	-2.0	E RAmdeg	24	E DEmdeg	20
E pmRA	1.4	E pmDE	1.4	EpRAm	1986.85	EpDEm	1987.89
Num	7	Q RAmdeg	0.5	Q DEmdeg	1.5	Q pmRA	0.5
Q pmDE	1.6	BTmag	11.047	E BTmag	0.041	VTmag	10.515
E VTmag	0.037	Prox	264	TYC	T	HIP
CCDM		RAdeg	315.91115278	DEdeg	38.68783083	EpRA 1990	1.57
EpDE 1990	1.72	E RAdeg	26.7	E DEdeg	23.4	Posflg
Corr	0.1

21037+3842 B

Componente originario normalizzato	AB		Coord arcsec 2000	210340.43+384113.9		Mag	11.98		PmRA	-6.00
PmDE	-9.0		Tycho2	3168-02226-1		Calc delta mag	1.46		Calc coord	yes

Tycho2

Tycho2	3168-02226-1	Pflag		RAmdeg	315.92046165	DEmdeg	38.68709555
PmRA	-8.7	PmDE	-9.6	E RAmdeg	73	E DEmdeg	64
E pmRA	2.5	E pmDE	2.3	EpRAm	1977.56	EpDEm	1978.81
Num	5	Q RAmdeg	1.6	Q DEmdeg	0.8	Q pmRA	1.6
Q pmDE	0.8	BTmag	12.656	E BTmag	0.182	VTmag	11.984
E VTmag	0.143	Prox	264	TYC		HIP
CCDM		RAdeg	315.92048750	DEdeg	38.68711861	EpRA 1990	1.59
EpDE 1990	1.75	E RAdeg	81.4	E DEdeg	70.6	Posflg
Corr	0.1