21084+1605 CVR 888

21^h 08^m 22.73^s +16° 05' 44.3" P.A. 204.00 sep 19.8 mag 15.90,19.10 Sp M2+M4

Coord 2000	21084+1605	Discov num	CVR 888	Comp		Coord arcsec 2000	21 08 22.73 +16 05 44.3
Date first	1998	Date last	2016	Obs	9
Pa first	204	Pa last	204.1	P.A. Now (θ)	204.1°
Sep first	19.6	Sep last	19.803	Sep. Now (ρ)	19.803"
Mag pri	15.90	Mag sec	19.10	delta mag (ΔM)	3.2	Spectral class	M2+M4 (red/red)
Pri motion ra	+045	Sec motion ra	+042
Pri motion dec	+012	Sec motion dec	+019
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.164 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1760759192032235904

WDS 21084+1605 CVR 888 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Cvr2011	Eu -	Chivers, J.	2011JDSO....7..209C
Cvr2011		JDSO 7, 209, 2011
Cvr2014	Es u	Chivers, J.	2014JDSO...10...62C
Cvr2014		JDSO 10, 62, 2014
Cvr2014b	Es u	Chivers, J.	2014JDSO...10..256C
Cvr2014b		JDSO 10, 256, 2014
Cvr2014b		(Note: Coordinates in main table are of secondary, not primary. Corrected in WDS)
Cvr2014c	Eu -	Chivers, J.	2014JDSO...10..300C
Cvr2014c		JDSO 10, 300, 2014
Cvr2015a	Eu u	Chivers, J.	2015JDSO...11...42C
Cvr2015a	+Es	JDSO 11, 42, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21084+1605	CVR 888		2004	1	204	19.8	15.90	19.10	M2+M4	V R	210822.17+160526.2
21084+1605	CVR 888		2010	3	203	19.7	15.90	19.10	M2+M4	V R	210822.73+160544.3
21084+1605	CVR 888		2015	4	204	19.8	15.90	19.10	M2+M4	V R	210822.73+160544.3
21084+1605	CVR 888		2016	9	204	19.8	15.90	19.10	M2+M4	V R	210822.73+160544.3

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WDS 21084+1605 CVR 888 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21084+1605 CVR 888 : MEASURES

No records found.

WDS 21084+1605 : VIRTUAL EYEPIECE

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WDS 21084+1605 : ALADIN DSS IMAGE @ 21^h 08^m 22.73^s +16° 05' 44.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21084+1605 CVR 888 : 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		21084+1605	CVR 888		204	19.8
Show		21071+1558	BPM2328		358	88.6	20
Show		21109+1615	SMA 133		333	11.6	37
Show		21108+1539	SMA 132		351	5.3	45
Show		21072+1524	HJ 275		336	22.4	46
Show		21113+1546	SMA 134		51	6.4	46
Show		21114+1546	SMA 135		259	6.8	47
Show		21052+1600	SLW1230		207	13.6	47
Show		21099+1648	BPM2335		54	14.9	48
Show		21079+1656	UC 4385		334	56.4	51
Show		21049+1549	BPM2320		23	67.8	53
Show		21121+1607	BPM2341		304	66.1	54
Show		21109+1527	DAM1260		91	56.6	54
Show		21106+1650	HU 367		339	0.3	55
Show		21044+1625	BPM2317		186	91.4	61
Show		21042+1558	BPM2316		216	35.5	61
Show		21088+1709	TDT2783		327	1.1	64
Show		21111+1659	KPP 486		334	3.9	66
Show		21070+1500	BPM2327		318	38.3	69
Show		21089+1715	HEI 185		35	0.1	70
Show		21135+1604	SMA 143		8	8.7	70
Show		21111+1704	HEI 187		255	1.2	70
Show		21087+1717	HEI 184		62	2.9	72
Show		21135+1559	HU 767		183	0.1	74
Show		21094+1721	STF2763	AB	293	17.1	77
Show		21094+1721	STF2763	BC	227	30.2	77
Show		21122+1511	SMA 138		274	12.1	77
Show		21048+1506	BPM2319		158	83.0	79
Show		21076+1442	BPM2329		302	76.0	85
Show		21025+1606	BPM2313		221	94.0	86
Show		21126+1706	BPM2342		220	72.4	86
Show		21133+1655	BU 681		242	2.9	87
Show		21030+1529	BPM2314		2	72.5	87
Show		21129+1508	KPP4229		140	2.5	87
Show		21033+1655	J 284		236	2.7	89
Show		21060+1443	BPM2324		137	68.6	89
Show		21041+1712	GWP3033		36	12.1	92
Show		21148+1600	SMA 145		96	4.9	93
Show		21056+1443	HEI 78	AB	235	1.7	93
Show		21056+1443	HEI 78	AC	169	49.8	93
Show		21034+1508	BPM2315		276	68.2	93
Show		21148+1605	NSN 742		60	1.9	93
Show		21072+1434	HEI 79	AB	295	1.7	93
Show		21072+1434	SCA 174	AC	286	1.9	93
Show		21072+1434	SCA 174	BC	229	0.3	93
Show		21056+1443	TDT2738	CD	190	1.9	93
Show		21097+1434	OL 132		252	1.6	95
Show		21132+1500	SMA 139	AB	37	7.8	95
Show		21132+1500	SMA 139	AC	155	11.1	95
Show		21133+1503	J 609		230	4.5	97
Show		21029+1708	BPMA250		39	202.4	101

WDS 21084+1605 : COMPONENTS

	A
B	pa=203.3° sep=19.68"

21084+1605 A

Componente originario normalizzato	AB		Coord arcsec 2000	210822.73+160544.3		Mag	15.9		Spectral class	M2 (red)
PmRA	45.00		PmDE	12.0

21084+1605 B

Componente originario normalizzato	AB		Coord arcsec 2000	210822.19+160526.2		Mag	19.1		Spectral class	M4 (red)
PmRA	42.00		PmDE	19.0		Calc delta mag	3.2		Calc coord	yes