20123+1856 J 3056

20^h 12^m 22.65^s +18° 57' 33.1" P.A. 256.00 sep 6.3 mag 12.00,12.20

Coord 2000	20123+1856	Discov num	J 3056	Comp		Coord arcsec 2000	20 12 22.65 +18 57 33.1
Date first	1944	Date last	2016	Obs	10
Pa first	260	Pa last	255.5	P.A. Now (θ)	255.5°
Sep first	5.0	Sep last	6.262	Sep. Now (ρ)	6.262"
Mag pri	12.00	Mag sec	12.20	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	-002	Sec motion ra	-015
Pri motion dec	-002	Sec motion dec	-004
Notes

rPM=0.847

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagitta

Gaia DR2

1822412283646041984

WDS 20123+1856 J 3056 : NOTES

No records found.

DISCOVERER

idgroup	discov	author
1	J	Jonckheere, R.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20123+1856	J 3056		1944	1	260	5.0	10.20	10.40
20123+1856	J 3056		2000	3	257	6.3	10.20	10.40		D	201222.65+185733.1
20123+1856	J 3056		2001	4	256	6.2	10.20	10.40		D	201222.65+185733.1
20123+1856	J 3056		2010	4	255	5.5	10.20	10.40			201222.65+185733.1
20123+1856	J 3056		2016	5	256	6.3	12.00	12.20			201222.65+185733.1

If you need more information about this double, apply for a data request form to the WDS.

WDS 20123+1856 J 3056 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20123+1856 J 3056 : MEASURES

No records found.

WDS 20123+1856 : VIRTUAL EYEPIECE

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WDS 20123+1856 : ALADIN DSS IMAGE @ 20^h 12^m 22.65^s +18° 57' 33.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20123+1856 J 3056 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20123+1856	J 3056		256	6.3	0
Show		20137+1904	J 3062		9	5.7	20
Show		20125+1924	J 3059		155	7.1	28
Show		20129+1924	J 3060		196	6.3	28
Show		20109+1915	J 3055		61	5.6	29
Show		20147+1856	J 3065		343	6.6	30
Show		20103+1915	J 3053		248	7.7	36
Show		20108+1827	J 506		306	3.5	39
Show		20099+1836	BRT2468		48	1.9	41
Show		20158+1849	J 507		56	6.1	50
Show		20127+1806	J 2303	BC	322	4.5	52
Show	Sansuna	20127+1806	J 2303	AB	50	23.6	52
Show		20160+1850	J 508		146	2.9	53
Show		20139+1806	BPMA242		194	288.2	56
Show		20153+1937	UC 249		165	83.5	58
Show		20146+1809	J 3064	AB	192	28.8	58
Show		20092+1822	HU 354		19	0.6	58
Show		20146+1809	J 3064	BC	220	4.4	58
Show		20084+1837	HDS2870		161	0.1	61
Show		20149+1808	BPM2075		80	115.1	61
Show		20159+1822	J 2602		348	2.8	62
Show		20162+1927	FMR 158		41	22.1	62
Show		20078+1852	TDT2005		147	1.6	65
Show		20160+1819	BPMA243		320	256.2	66
Show		20153+1807	BPM2079		251	47.7	66
Show		20167+1923	J 3068		133	2.6	66
Show		20167+1925	GCB 52		53	4.3	68
Show		20090+1808	HJ 2932	AB	165	13.5	70
Show		20090+1808	HJ 2932	AC	217	24.3	70
Show		20090+1808	HJ 2932	AD	322	13.0	70
Show		20139+1751	BPM2067		214	113.1	70
Show		20077+1835	TDT2002		327	0.9	71
Show		20107+1750	BPM2044		18	88.9	72
Show		20080+1816	BPM2016		252	82.1	75
Show		20085+1806	BPM2021		43	123.6	76
Show		20156+1958	ROE 101	AB	53	12.7	77
Show		20156+1958	ROE 101	AC	187	40.9	77
Show		20156+1958	ROE 101	AD	289	11.9	77
Show		20156+1958	ROE 101	AE	59	46.1	77
Show		20115+2013	GRV 320		152	31.3	77
Show		20178+1917	TDT2146		307	0.7	79
Show		20093+2004	HU 355		352	1.2	80
Show		20170+1805	J 2307		117	6.1	83
Show		20119+2020	J 1876		99	8.2	83
Show		20079+1805	TDT2008		108	1.2	83
Show		20078+1950	WEB 12		77	40.1	84
Show		20065+1908	STJ 26		276	1.0	85
Show		20136+2021	BU 1484		323	23.7	85
Show		20138+2021	HJ 2941		109	6.2	87
Show		20078+1800	BPM2015		105	112.7	87
Show		20178+1944	J 3072		91	5.8	87

WDS 20123+1856 : COMPONENTS

	A
B	pa=254.7° sep=5.94"

20123+1856 A

Coord arcsec 2000

201222.65+185733.1

Mag

PmRA

-2.00

PmDE

-2.0

20123+1856 B

Coord arcsec 2000	201222.25+185731.5		Mag	12.2		PmRA	-15.00		PmDE	-4.0
Calc delta mag	0.2		Calc coord	yes