20507+0859 TDT 2574

20^h 50^m 39.58^s +08° 59' 02.8" P.A. 142.00 sep 1.4 mag 11.34,11.99

Coord 2000	20507+0859	Discov num	TDT2574	Comp		Coord arcsec 2000	20 50 39.58 +08 59 02.8
Date first	1991	Date last	1991	Obs	1
Pa first	142	Pa last	142.3	P.A. Now (θ)	142.3°
Sep first	1.4	Sep last	1.4	Sep. Now (ρ)	1.4"
Mag pri	11.34	Mag sec	11.99	delta mag (ΔM)	0.65	Spectral class
Pri motion ra	-001	Sec motion ra	-001
Pri motion dec	-023	Sec motion dec	-023
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Tycho2

1090-01184-1

Gaia DR2

1750119703341970048

WDS 20507+0859 TDT 2574 : 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
20507+0859	TDT2574		1991	1	142	1.4	11.34	11.99			205039.58+085902.8

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WDS 20507+0859 TDT 2574 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20507+0859 TDT 2574 : MEASURES

No records found.

WDS 20507+0859 : VIRTUAL EYEPIECE

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WDS 20507+0859 : ALADIN DSS IMAGE @ 20^h 50^m 39.58^s +08° 59' 02.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20507+0859 TDT 2574 : 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		20507+0859	TDT2574		142	1.4
Show		20504+0834	UC 4306		296	42.5	26
Show		20504+0822	KPP4214		86	4.3	38
Show		20478+0857	UC 4290		5	86.8	43
Show		20533+0919	A 1214		171	3.7	44
Show		20537+0833	GWP3013		15	7.0	52
Show		20544+0902	CVN 109		283	0.5	55
Show		20473+0924	GWP2999		356	110.7	55
Show		20543+0918	TDT2620		68	0.5	57
Show		20501+0802	GWP3003		228	21.2	59
Show		20478+0818	UC 4291		7	46.1	59
Show		20537+0942	LDS4859		318	10.7	62
Show		20550+0907	TDT2628		64	0.5	65
Show		20531+0956	GWP3011		254	82.6	68
Show		20468+0821	GWP2998		50	104.9	70
Show		20516+0747	SKF1868		313	57.7	74
Show		20554+0836	J 1318		139	0.9	74
Show		20550+0823	UC 4323		103	35.6	75
Show		20462+0822	SKF1867		357	6.1	76
Show		20457+0838	A 1210		247	4.0	77
Show		20521+1014	A 1212		11	0.6	79
Show		20544+0956	GWP3015		280	71.5	79
Show		20559+0835	J 157		171	3.8	81
Show		20560+0840	TDT2638		97	2.2	82
Show		20560+0837	J 1346		327	2.4	83
Show		20516+0734	A 612		7	2.0	87
Show		20446+0854	LDS1046		344	15.0	92
Show		20568+0844	CRB 13		177	131.6	93
Show		20569+0842	RAO 443		297	0.2	94
Show		20454+0952	HEI 589		257	1.8	95
Show		20539+0730	TDT2613		69	0.6	102
Show		20572+0823	UC 4341		344	63.1	103
Show		20468+0733	GAA 8		1	0.0	104
Show		20527+0720	STF2733		145	40.2	104
Show		20575+0926	TDT2659		282	0.5	105
Show		20536+1034	KPP4217		147	1.5	106
Show		20457+1017	OSO 134	AB	44	11.1	108
Show		20457+1017	OSO 134	AC	45	19.4	108
Show		20552+0729	GWP3017		96	132.1	113
Show		20487+0706	J 3223		307	2.7	113
Show		20582+0835	TDT2664		274	0.4	114
Show		20583+0831	ARY 87		215	62.2	117
Show		20580+0804	ARY 67		1	152.9	123
Show		20473+1052	LEP 97		351	14.7	124
Show		20562+0728	LDS4861		90	2.0	124
Show		20545+1054	BPM2290		243	17.0	128
Show		20495+1106	BPM2276		298	107.2	129
Show		20593+0838	HDS2991		167	0.1	130
Show		20488+1106	BPM2274			109.8	130
Show		20584+0757	ARY 68		339	112.4	131
Show		20558+1047	GWP3019		124	90.5	133

WDS 20507+0859 : COMPONENTS

	A
B	pa=142.6° sep=1.39"

20507+0859 A

Componente originario normalizzato	AB		Coord arcsec 2000	205039.58+085902.8		Mag	11.34		PmRA	-1.00
PmDE	-23.0		Tycho2	1090-01184-1

Tycho2

Tycho2	1090-01184-1	Pflag		RAmdeg	312.66496039	DEmdeg	8.98407452
PmRA	-1.3	PmDE	-23.4	E RAmdeg	45	E DEmdeg	60
E pmRA	2.5	E pmDE	2.4	EpRAm	1987.71	EpDEm	1983.18
Num	3	Q RAmdeg	0.1	Q DEmdeg	0.6	Q pmRA	0.1
Q pmDE	0.6	BTmag	11.636	E BTmag	0.080	VTmag	11.243
E VTmag	0.094	Prox	999	TYC	T	HIP
CCDM		RAdeg	312.66496361	DEdeg	8.98413000	EpRA 1990	1.74
EpDE 1990	1.41	E RAdeg	46.2	E DEdeg	62.6	Posflg
Corr	0.0

20507+0859 B

Componente originario normalizzato	AB		Coord arcsec 2000	205039.64+085901.7		Mag	11.99		PmRA	-1.00
PmDE	-23.0		Calc delta mag	0.65		Calc coord	yes