21079+1229 BPM 2331

21^h 07^m 55.84^s +12° 28' 52.0" P.A. 359.00 sep 64.6 mag 15.77,15.71

Coord 2000	21079+1229	Discov num	BPM2331	Comp		Coord arcsec 2000	21 07 55.84 +12 28 52.0
Date first	1990	Date last	2015	Obs	8
Pa first	359	Pa last	359.1	P.A. Now (θ)	359.1°
Sep first	64.9	Sep last	64.638	Sep. Now (ρ)	64.638"
Mag pri	15.77	Mag sec	15.71	delta mag (ΔM)	0.06	Spectral class
Pri motion ra	+008	Sec motion ra	+012
Pri motion dec	+001	Sec motion dec	-012
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.801

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1757245187230103424

WDS 21079+1229 BPM 2331 : NOTES

discov_num	notes	refcode
BPM2331	[PM2000] 2456493 + [PM2000] 2456492.	Gvr2010

REFERENCES

refcode	metd	author	reference
Gvr2010	Pa -	Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C.	2010A&A...521A 4G
Gvr2010	+T	A&A 521, A4, 2010
Gvr2010		(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010		catalogs, spanning years ~1900-2000)

DISCOVERER

idgroup	discov	author
1	BPM	Bordeaux PM2000 catalogue (main catalog: separation < 2')

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21079+1229	BPM2331		1998	2	359	64.8	15.75	15.85		NV	210755.84+122852.0
21079+1229	BPM2331		2001	3	359	64.7	15.75	15.85		NV	210755.84+122852.0
21079+1229	BPM2331		2010	4	359	64.8	15.77	15.71		NV	210755.84+122852.0
21079+1229	BPM2331		2015	5	359	64.6	15.77	15.71		NV	210755.84+122852.0

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

WDS 21079+1229 BPM 2331 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21079+1229 BPM 2331 : MEASURES

No records found.

WDS 21079+1229 : VIRTUAL EYEPIECE

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WDS 21079+1229 : ALADIN DSS IMAGE @ 21^h 07^m 55.84^s +12° 28' 52.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21079+1229 BPM 2331 : 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		21079+1229	BPM2331		359	64.6
Show		21082+1214	HJ 276		242	11.7	16
Show		21063+1233	BPM2325		24	19.2	25
Show		21062+1226	SLE 522		287	12.5	26
Show		21088+1205	SLE 532		162	8.3	28
Show		21074+1200	SLE 528		186	9.8	30
Show		21066+1201	SLE 525		201	6.0	35
Show		21073+1156	TOB 315		92	24.9	35
Show		21071+1153	HJ 274	AB	85	9.2	38
Show		21071+1153	SLE 526	AC	262	51.0	38
Show		21064+1306	SLE 524		157	11.0	44
Show		21087+1145	BPM2333		240	92.1	45
Show		21050+1243	STF2750	A,BC	280	16.0	45
Show		21050+1243	SLE 518	AD	119	4.6	45
Show		21049+1227	HJ 1608	AB	257	20.1	45
Show		21049+1227	WAL 135	AC	284	35.1	45
Show		21049+1227	FYM 53	AD	57	51.2	45
Show		21049+1227	FYM 53	AE	61	67.6	45
Show		21049+1227	FYM 53	AF	277	56.0	45
Show		21050+1243	A 1690	BC	113	0.4	46
Show		21062+1311	STF2754	AB	298	29.7	50
Show		21062+1311	STF2754	AC	225	151.0	50
Show		21101+1311	BPM2336		256	71.2	53
Show		21116+1224	HJ 277		318	12.3	54
Show		21053+1150	UC 4375		236	23.3	55
Show		21106+1307	BPM2338		164	73.2	56
Show		21066+1137	J 1781		116	7.5	56
Show		21046+1201	BU 70	AB	240	81.7	56
Show		21046+1201	BU 70	AC	236	74.6	56
Show		21046+1201	BU 70	BC	97	9.2	57
Show		21116+1251	ROE 102		128	6.7	58
Show		21040+1219	JNN 127		70	0.8	59
Show		21047+1303	BRT1350		157	6.2	59
Show		21047+1152	MLR 541		112	2.0	61
Show		21054+1139	BPM2321		223	113.1	62
Show		21118+1205	GRV 434		169	65.4	63
Show		21052+1140	GRV 413		200	35.7	63
Show		21056+1133	BPM2323		321	73.7	66
Show		21119+1302	GWP3041		142	22.4	68
Show		21059+1331	SLE 521		131	22.0	69
Show		21080+1338	SLE 529		345	8.1	70
Show		21048+1322	SLE 517		196	7.4	71
Show		21064+1336	SLE 523		96	10.2	71
Show		21128+1223	KPP4228		149	2.3	72
Show		21035+1259	HEI9003		215	33.1	72
Show		21106+1126	BPM2337		97	68.2	74
Show		21033+1259	HJ 272		253	11.3	75
Show		21078+1345	BPM2330		310	112.9	77
Show		21107+1334	HEI 186		262	0.2	77
Show		21088+1113	BPM2334		311	75.2	77
Show		21116+1133	LDS4869		267	203.8	79

WDS 21079+1229 : COMPONENTS

	A
B	pa=359.1° sep=64.64"

21079+1229 A

Componente originario normalizzato	AB		Coord arcsec 2000	210755.84+122852.0		Mag	15.77		PmRA	8.00
PmDE	1.0

21079+1229 B

Componente originario normalizzato	AB		Coord arcsec 2000	210755.77+122956.6		Mag	15.71		PmRA	12.00
PmDE	-12.0		Calc delta mag	0.06		Calc coord	yes