20509+0101 RST 5472 AB

20^h 50^m 54.67^s +01° 01' 11.9" P.A. 77.00 sep 3.7 mag 9.91,12.60

Coord 2000	20509+0101	Discov num	RST5472	Comp	AB	Coord arcsec 2000	20 50 54.67 +01 01 11.9
Date first	1946	Date last	2016	Obs	5
Pa first	79	Pa last	77.1	P.A. Now (θ)	77.1°
Sep first	3.3	Sep last	3.663	Sep. Now (ρ)	3.663"
Mag pri	9.91	Mag sec	12.60	delta mag (ΔM)	2.69	Spectral class
Pri motion ra	-020	Sec motion ra
Pri motion dec	-156	Sec motion dec
Notes

Nature of this double is uncertain.

20509+0101 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 50 55 +01 01 12	TDT 2577 Aa,Ab	1991	1	104	0.5	10.56	10.57	0.01
Show			20 50 55 +01 01 12	RST 5472 AB	2016	5	77	3.7	9.91	12.60	2.69		<===

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Tycho2

0512-01429-1

Gaia DR2

4228484127131881344

WDS 20509+0101 RST 5472 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Rst1933	T -	Rossiter, R.A.	1933MmRAS..65...27R
Rst1933		MemRAS 65, 27, 1933
Rst1937	Ma -	Rossiter, R.A.	1937MmRAS..65...51R
Rst1937		MemRAS 65, 51, 1937
Rst1943	Ma -	Rossiter, R.A.	1943POMic...8..133R
Rst1943		Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944	-	Rossiter, R.A.	1944POMic...9....1R
Rst1944		Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947	Ma -	Rossiter, R.A.	1947POMic...9....7R
Rst1947		Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955	Ma j	Rossiter, R.A.	1955POMic..11....1R
Rst1955	+P+	Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964	Ma -	Rossiter, R.A.	1964POMic...9...73R
Rst1964		Pub. Univ. Michigan Obs. 9, 73, 1964

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20509+0101	RST5472	AB	2000	3	79	3.3	9.91	12.60		D	205054.66+010111.9
20509+0101	RST5472	AB	2010	4	75	3.4	9.91	12.60			205054.67+010111.9
20509+0101	RST5472	AB	2015	4	77	3.7	9.91	12.60			205054.67+010111.9
20509+0101	RST5472	AB	2016	5	77	3.7	9.91	12.60			205054.67+010111.9

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

WDS 20509+0101 RST 5472 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20509+0101 RST 5472 AB : MEASURES

No records found.

WDS 20509+0101 : VIRTUAL EYEPIECE

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

WDS 20509+0101 : ALADIN DSS IMAGE @ 20^h 50^m 54.67^s +01° 01' 11.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20509+0101 RST 5472 AB : 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		20509+0101	TDT2577	Aa,Ab	104	0.5	1
Show		20509+0101	RST5472	AB	77	3.7	1
Show		20514-0041	SKF1771		13	1.2	22
Show		20510-0038	J 1711		222	8.4	26
Show		20531+0104	TDT2604		87	0.7	34
Show		20486-0055	BAL 616		206	2.4	36
Show		20525+0130	BAL1575		175	16.6	37
Show		20523-0030	BAL 927		285	4.5	38
Show		20508-0020	BAL 926		239	2.4	42
Show		20481+0053	CVR 873		324	12.3	44
Show		20475+0105	BAL1220		193	21.1	51
Show		20544+0112	LDS4860		138	3.4	53
Show		20539-0035	J 2328		351	3.2	55
Show		20485+0143	RST5471		14	0.6	56
Show		20546-0042	A 877		9	0.6	59
Show		20493+0156	OSO 136		109	12.8	60
Show		20495-0006	BAL 925		175	19.7	60
Show		20506+0001	TDT2572		89	0.5	61
Show		20549+0051	SKF1772		334	2.5	62
Show		20485+0012	UC 4295		196	69.5	62
Show		20521+0205	A 2286	AB	5	0.0	67
Show		20521+0205	A 2286	AB,C	48	1.1	67
Show		20537+0154	RST5473		20	3.0	68
Show		20472+0021	CBL 529		43	49.8	69
Show		20510+0210	BAL1574		21	18.3	70
Show		20510+0211	BAL1573		225	5.6	71
Show		20478+0007	SKF2612		63	1.0	72
Show		20551-0018	UC 4325		271	61.6	77
Show		20472-0006	BAL 924		128	15.4	79
Show		20504+0222	GWP3004		12	15.6	82
Show		20521+0225	TDT2592		183	1.5	86
Show		20510+0227	BAL2037		2	6.4	87
Show		20454+0023	A 876		68	0.6	91
Show		20481+0224	BAL2035		304	12.9	92
Show		20562-0014	TDT2643		250	0.5	93
Show		20571+0128	J 2332		231	3.1	98
Show		20572+0028	HWE 55	AB	71	26.3	100
Show		20572+0028	BU 1496	AC	111	33.5	100
Show		20455+0201	BAL1571		307	6.8	101
Show		20445+0029	BAL1219		214	17.3	102
Show		20575+0036	HWE 101	AB	139	40.7	102
Show		20575+0036	HWE 101	AC	313	11.7	102
Show		20459+0211	GRV 377		354	27.3	103
Show		20441+0044	BAL1218		229	3.4	104
Show		20572+0144	UC 4342		239	14.2	104
Show		20440+0049	HJ 923		62	7.0	105
Show		20578-0043	UC 4344		15	42.7	106
Show		20584+0118	RST5474		194	2.0	114
Show		20433+0059	SLN 39		233	19.0	114
Show		20472+0247	UC 4286		114	31.3	120
Show		20585+0143	GWP3023		358	76.3	121

WDS 20509+0101 : COMPONENTS

	A	Ab
Ab	pa=103.9° sep=0.46"
B	pa=77.1° sep=3.66"	pa=73.4° sep=3.26"

20509+0101 A

Coord arcsec 2000	205054.67+010111.9		Mag	9.91		PmRA	-20.00		PmDE	-156.0
Tycho2	0512-01429-1

Tycho2

Tycho2	0512-01429-1	Pflag		RAmdeg	312.72779231	DEmdeg	1.01999411
PmRA	-17.2	PmDE	-156.4	E RAmdeg	13	E DEmdeg	21
E pmRA	1.4	E pmDE	1.3	EpRAm	1990.66	EpDEm	1988.37
Num	3	Q RAmdeg	0.6	Q DEmdeg	0.0	Q pmRA	0.6
Q pmDE	0.0	BTmag	10.605	E BTmag	0.034	VTmag	9.908
E VTmag	0.025	Prox	999	TYC	T	HIP
CCDM		RAdeg	312.72783222	DEdeg	1.02037944	EpRA 1990	1.69
EpDE 1990	1.13	E RAdeg	13.4	E DEdeg	20.9	Posflg
Corr	0.0

20509+0101 Ab

Coord arcsec 2000	205054.70+010111.8		Mag	10.57		PmRA	-17.00		PmDE	-156.0
Calc delta mag	0.01		Calc coord	yes

20509+0101 B

Coord arcsec 2000

205054.91+010112.7

Mag

12.6

Calc delta mag

2.04

Calc coord

yes