21071+1153 HJ 274 AB

21^h 07^m 07.22^s +11° 53' 10.2" P.A. 85.00 sep 9.2 mag 11.30,11.40

Coord 2000	21071+1153	Discov num	HJ 274	Comp	AB	Coord arcsec 2000	21 07 07.22 +11 53 10.2
Date first	1825	Date last	2015	Obs	14
Pa first	93	Pa last	84.5	P.A. Now (θ)	84.5°
Sep first	5.0	Sep last	9.15	Sep. Now (ρ)	9.15"
Mag pri	11.30	Mag sec	11.40	delta mag (ΔM)	0.1	Spectral class
Pri motion ra	+004	Sec motion ra	+004
Pri motion dec	-013	Sec motion dec	-005
Notes

rPM=0.588

Nature of this double is uncertain.

21071+1153 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			21 07 07 +11 53 10	HJ 274 AB	2015	14	85	9.2	11.30	11.40	0.10		<===
Show			21 07 07 +11 53 10	SLE 526 AC	2015	12	262	51.0	11.30	11.73	0.43

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Gaia DR2

1757181591649224064

WDS 21071+1153 HJ 274 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HJ_1826	Mb -	Herschel, J.F.W.	1826MmRAS...2..459H
HJ_1826		MemRAS 2, 459, 1826
HJ_1829a	Mb -	Herschel, J.F.W.	1829MmRAS...3...47H
HJ_1829a		MemRAS 3, 47, 1829
HJ_1829b	Mb -	Herschel, J.F.W.	1829MmRAS...3..177H
HJ_1829b		MemRAS 3, 177, 1829
HJ_1831	Ma -	Herschel, J.F.W.	1831MmRAS...4..331H
HJ_1831	+Mb	MemRAS 4, part 2, 331, 1831
HJ_1833a	Ma -	Herschel, J.F.W.	1833MmRAS...5...13H
HJ_1833a	+Mb	MemRAS 5, 13, 1833
HJ_1833b	orb -	Herschel, J.F.W.	1833MmRAS...5..171H
HJ_1833b		MemRAS 5, 171, 1833
HJ_1833c	Mb -	Herschel, J.F.W.	1833MmRAS...6....1H
HJ_1833c		MemRAS 6, 1, 1833
HJ_1833d	orb -	Herschel, J.F.W.	1833MmRAS...6..149H
HJ_1833d		MemRAS 6, 149, 1833
HJ_1835	Ma -	Herschel, J.F.W.	1835MmRAS...8...37H
HJ_1835	+Mb	MemRAS 8, 37, 1835
HJ_1836	Mb -	Herschel, J.F.W.	1836MmRAS...9..193H
HJ_1836		MemRAS 9, 193, 1836
HJ_1847a	Ma j	Herschel, J.F.W.	.
HJ_1847a	+Mb	Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b	Ma j	Herschel, J.F.W.	.
HJ_1847b		Cape Results, London, 1847
HJ_1850	orb -	Herschel, J.F.W.	1850MmRAS..18...47H
HJ_1850		MemRAS 18, 47, 1850
HJ_1870	Mb -	Herschel, J.F.W.	1870MmRAS..38....1H
HJ_1870		MemRAS 38, 1, 1870
HJ_1874A	-	Herschel, J.F.W.	1874MNRAS..35...28B
HJ_1874A		cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A	Ma -	Herschel, J.F.W.	1875AN.....85..323D
HJ_1875A	+Mb	cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A	Ma -	Herschel, J.F.W.	1880Obs.....3..508G
HJ_1880A	+Mb	cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B	Mb -	Herschel, J.F.W.	1880MNRAS..40..497B
HJ_1880B		cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A	Ma j	Herschel, J.F.W.	1897MNRAS..57..541S
HJ_1897A		cited by See (MNRAS 57, 541, 1897)
HJ_1905A	Ma -	Herschel, J.F.W.	1905LicOB...3..147A
HJ_1905A	+Mb	cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A	Ma -	Herschel, J.F.W.	1906MmRAS..56....1L
HJ_1906A	+Mb	cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B	Ma -	Herschel, J.F.W.	1906QB821.B972.....
HJ_1906B	+Mb	cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A	Mb -	Herschel, J.F.W.	1927sdsc.book......
HJ_1927A		cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A	Mb -	Herschel, J.F.W.	1932QB821.A43......
HJ_1932A		cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999	M j	Herschel, J.F.W.	...................
HJ_9999	+Ma	Unpublished, manuscript or reference not found.
Sle1966	Mc j	Soulie, G.	1966JO.....49..359S
Sle1966	+Pa	J. Obs. 49, 359, 1966
Sle1983	Pa -	Soulie, G.	1983A&AS...54..281S
Sle1983		A&AS 54, 281, 1983
Sle1984	Pa -	Soulie, G.	1984A&AS...56..351S
Sle1984		A&AS 56, 351, 1984
Sle1985	Pa -	Soulie, G.	1985A&AS...61...17S
Sle1985		A&AS 61, 17, 1985
Sle1986a	Pa -	Soulie, G.	.
Sle1986a		Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b	Pa -	Soulie, G.	.
Sle1986b		Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003	C j	Soulie, G.	2003O&T....56...10S
Sle2003		Obs. et Travaux 56, 10, 2003
Sle2006	Pa -	Soulie, G.	2006O&T....62...26S
Sle2006		Obs. et Travaux 62, 26, 2006
Sle2006b	Pa j	Soulie, G.	2006O&T....63...15S
Sle2006b		Obs. et Travaux 63, 15, 2006
Sle2007	C j	Soulie, G.	2007O&T....65...34S
Sle2007		Obs. et Travaux 65, 34, 2007

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21071+1153	HJ 274	AB	1982	3	86	9.5	11.77	12.20			210703.75+115303.0
21071+1153	HJ 274	AB	2008	4	92	8.2	11.77	12.20			210703.75+115303.0
21071+1153	HJ 274	AB	2013	7	85	8.6	11.30	11.40			210707.22+115310.2
21071+1153	HJ 274	AB	2015	10	85	9.2	11.30	11.40			210707.22+115310.2

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

WDS 21071+1153 HJ 274 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21071+1153 HJ 274 AB : MEASURES

No records found.

WDS 21071+1153 : 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 21071+1153 : ALADIN DSS IMAGE @ 21^h 07^m 07.22^s +11° 53' 10.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21071+1153 HJ 274 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		21071+1153	HJ 274	AB	85	9.2	1
Show		21071+1153	SLE 526	AC	262	51.0	1
Show		21073+1156	TOB 315		92	24.9	4
Show		21074+1200	SLE 528		186	9.8	9
Show		21066+1201	SLE 525		201	6.0	11
Show		21066+1137	J 1781		116	7.5	18
Show		21087+1145	BPM2333		240	92.1	24
Show		21082+1214	HJ 276		242	11.7	27
Show		21053+1150	UC 4375		236	23.3	28
Show		21088+1205	SLE 532		162	8.3	28
Show		21054+1139	BPM2321		223	113.1	29
Show		21052+1140	GRV 413		200	35.7	30
Show		21056+1133	BPM2323		321	73.7	31
Show		21047+1152	MLR 541		112	2.0	36
Show		21062+1226	SLE 522		287	12.5	36
Show		21046+1201	BU 70	AB	240	81.7	38
Show		21046+1201	BU 70	AC	236	74.6	38
Show		21079+1229	BPM2331		359	64.6	38
Show		21046+1201	BU 70	BC	97	9.2	39
Show		21063+1233	BPM2325		24	19.2	42
Show		21056+1113	BPM2322		253	67.4	47
Show		21049+1227	HJ 1608	AB	257	20.1	47
Show		21049+1227	WAL 135	AC	284	35.1	47
Show		21049+1227	FYM 53	AD	57	51.2	47
Show		21049+1227	FYM 53	AE	61	67.6	47
Show		21049+1227	FYM 53	AF	277	56.0	47
Show		21088+1113	BPM2334		311	75.2	48
Show		21040+1219	JNN 127		70	0.8	53
Show		21106+1126	BPM2337		97	68.2	58
Show		21050+1243	STF2750	A,BC	280	16.0	59
Show		21050+1243	SLE 518	AD	119	4.6	59
Show		21050+1243	A 1690	BC	113	0.4	59
Show		21088+1047	WAK 12		180	4.3	69
Show		21116+1133	LDS4869		267	203.8	70
Show		21110+1113	BPM2339		123	58.7	71
Show		21118+1205	GRV 434		169	65.4	71
Show		21116+1224	HJ 277		318	12.3	73
Show		21064+1306	SLE 524		157	11.0	74
Show		21047+1303	BRT1350		157	6.2	79
Show		21062+1311	STF2754	AB	298	29.7	79
Show		21062+1311	STF2754	AC	225	151.0	79
Show		21071+1042	J 2576		58	5.4	84
Show		21035+1259	HEI9003		215	33.1	85
Show		21033+1259	HJ 272		253	11.3	87
Show		21116+1251	ROE 102		128	6.7	87
Show		21015+1224	TDT2699		69	0.5	88
Show		21128+1223	KPP4228		149	2.3	89
Show		21101+1311	BPM2336		256	71.2	89
Show		21106+1307	BPM2338		164	73.2	91
Show		21123+1105	BPMA251		305	252.8	91
Show		21107+1038	LEP 172		11	4.7	92

WDS 21071+1153 : COMPONENTS

	A	B
B	pa=84.4° sep=8.96"
C	pa=261.6° sep=49.89"	pa=262.0° sep=58.84"

21071+1153 A

Coord arcsec 2000

210707.22+115310.2

Mag

11.3

PmRA

4.00

PmDE

-13.0

21071+1153 B

Coord arcsec 2000	210707.83+115311.1		Mag	11.4		PmRA	4.00		PmDE	-5.0
Calc delta mag	0.1		Calc coord	yes

21071+1153 C

Coord arcsec 2000	210703.86+115302.9		Mag	11.73		PmRA	-3.00		PmDE	-3.0
Tycho2	1112-01514-1		Calc delta mag	0.43		Calc coord	yes

Tycho2

Tycho2	1112-01514-1	Pflag		RAmdeg	316.76566528	DEmdeg	11.88417420
PmRA	-2.8	PmDE	-0.6	E RAmdeg	92	E DEmdeg	98
E pmRA	2.6	E pmDE	2.6	EpRAm	1971.40	EpDEm	1966.34
Num	3	Q RAmdeg	0.5	Q DEmdeg	0.4	Q pmRA	0.5
Q pmDE	0.4	BTmag	12.624	E BTmag	0.296	VTmag	11.769
E VTmag	0.205	Prox	999	TYC		HIP
CCDM		RAdeg	316.76567194	DEdeg	11.88417556	EpRA 1990	1.80
EpDE 1990	1.73	E RAdeg	106.4	E DEdeg	118.2	Posflg
Corr	-0.1