20571+7138 TDT 2652

20^h 57^m 08.16^s +71° 37' 30.9" P.A. 307.00 sep 0.6 mag 10.72,10.90

Coord 2000	20571+7138	Discov num	TDT2652	Comp		Coord arcsec 2000	20 57 08.16 +71 37 30.9
Date first	1991	Date last	2010	Obs	2
Pa first	319	Pa last	306.8	P.A. Now (θ)	306.8°
Sep first	0.6	Sep last	0.637	Sep. Now (ρ)	0.637"
Mag pri	10.72	Mag sec	10.90	delta mag (ΔM)	0.18	Spectral class
Pri motion ra	+002	Sec motion ra	+002
Pri motion dec	-012	Sec motion dec	-012
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cepheus

Tycho2

4468-00202-1

Gaia DR2

2272009318440576128

WDS 20571+7138 TDT 2652 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20571+7138	TDT2652		1991	1	319	0.6	10.72	10.90			205708.16+713730.9
20571+7138	TDT2652		2010	2	307	0.6	10.72	10.90			205708.16+713730.9

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WDS 20571+7138 TDT 2652 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20571+7138 TDT 2652 : MEASURES

No records found.

WDS 20571+7138 : VIRTUAL EYEPIECE

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WDS 20571+7138 : ALADIN DSS IMAGE @ 20^h 57^m 08.16^s +71° 37' 30.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20571+7138 TDT 2652 : 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		20571+7138	TDT2652		307	0.6
Show		20493+7131	MLB 422		203	5.5	38
Show		21059+7124	LDS1945		353	15.9	45
Show		20561+7052	TDT2640		318	0.7	46
Show		20592+7224	MLB 423		247	5.9	48
Show		21078+7123	HDS3012		190	0.9	53
Show		20458+7146	SKF1249		281	39.0	55
Show		21045+7046	STF2771		33	2.7	63
Show		20458+7219	MLB 421		251	1.9	67
Show		21114+7140	OSO 143		277	16.6	68
Show		20465+7036	MLB 363		211	3.2	81
Show		21012+7258	A 880		43	0.3	84
Show		21115+7050	HDS3019	AB	136	0.3	85
Show		20515+7304	LDS1941		234	1.6	90
Show		20380+7119	MLB 420		276	3.6	93
Show		21027+7005	TDT2710		42	0.4	97
Show		20544+6957	A 1216	CD	82	0.9	101
Show		20544+6957	A 1216	AB	327	20.1	102
Show		20544+6957	A 1216	AC	346	38.6	102
Show		21050+7000	LDS1944		349	48.0	105
Show		20454+7000	MLR 93		210	0.1	113
Show		21052+6942	MLB 303			6.1	122
Show		20464+7332	TDS1099		336	1.2	124
Show		20408+7319	LDS1939		227	18.9	127
Show		21069+6940	LAF 63	AB	201	3.7	127
Show		21069+6940	LAF 63	AC	259	8.4	127
Show		21069+6940	LAF 63	AD	332	14.5	127
Show		21148+7003	MLB 364		59	5.2	129
Show		21113+7334	CRB 209		143	22.0	133
Show		21087+7342	OSO 141		156	14.7	135
Show		21001+6917	TDT2686		42	2.4	142
Show		20520+6910	JOD 19		172	0.5	150
Show		21112+7404	STF2784		345	14.3	159
Show		20597+7417	A 879		138	4.4	161
Show		21138+7409	CBL 91		168	32.7	169
Show		21002+7432	CBL 530		285	48.6	176
Show		20485+7429	MLR 238		20	0.2	176
Show		20593+7455	A 878		48	2.9	198
Show		20500+7455	VKI 38		297	2.8	201
Show		21057+7501	TDT2739		1	2.0	208
Show		21016+6810	LI 6	AB	168	2.5	209
Show		20376+6834	TDT2433		101	1.0	210
Show		21157+6821	BVD 135		310	24.9	219
Show		20485+7517	LDS1940		133	10.0	225
Show		21122+6803	KPP4227	AB	298	1.9	228
Show		20550+7547	LDS1942		346	2.7	251
Show		20374+7536	HEI 7		231	0.7	253
Show		21022+6723	KPP4220		302	1.2	257
Show		20465+6717	MLR 73		37	6.3	267
Show		21040+7604	SLW1229		1	16.6	269
Show		20509+6708	MLB 301		333	4.9	272

WDS 20571+7138 : COMPONENTS

	A
B	pa=337.2° sep=0.41"

20571+7138 A

Componente originario normalizzato	AB		Coord arcsec 2000	205708.16+713730.9		Mag	10.72		PmRA	2.00
PmDE	-12.0		Tycho2	4468-00202-1

Tycho2

Tycho2	4468-00202-1	Pflag		RAmdeg	314.28381692	DEmdeg	71.62532620
PmRA	2.0	PmDE	-11.7	E RAmdeg	23	E DEmdeg	25
E pmRA	1.9	E pmDE	2.0	EpRAm	1988.46	EpDEm	1988.57
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.6	Q pmRA	0.8
Q pmDE	1.6	BTmag	11.285	E BTmag	0.059	VTmag	10.201
E VTmag	0.035	Prox	999	TYC	T	HIP
CCDM		RAdeg	314.28380917	DEdeg	71.62534833	EpRA 1990	1.73
EpDE 1990	1.69	E RAdeg	26.6	E DEdeg	28.6	Posflg
Corr	0.0

20571+7138 B

Componente originario normalizzato	AB		Coord arcsec 2000	205708.13+713731.3		Mag	10.9		PmRA	2.00
PmDE	-12.0		Calc delta mag	0.18		Calc coord	yes