12130+2146 JNN 277

12^h 13^m 02.91^s +21° 46' 38.9" P.A. 255.00 sep 0.6 mag 12.30,14.00 Sp M8.0

Coord 2000	12130+2146	Discov num	JNN 277	Comp		Coord arcsec 2000	12 13 02.91 +21 46 38.9
Date first	2012	Date last	2012	Obs	1
Pa first	255	Pa last	255.4	P.A. Now (θ)	255.4°
Sep first	0.6	Sep last	0.576	Sep. Now (ρ)	0.576"
Mag pri	12.30	Mag sec	14.00	delta mag (ΔM)	1.7	Spectral class	M8.0 (red)
Pri motion ra	+043	Sec motion ra
Pri motion dec	-142	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Coma Berenices

Gaia DR2

3953341684560994688

WDS 12130+2146 JNN 277 : NOTES

discov_num	notes	refcode
JNN 277	Estimated age 1000-10000 Myr; masses 0.24 +/- 0.08 and 0.12 +/- 0.03
	Msun; a ~4.7 au.	Jnn2014

REFERENCES

refcode	metd	author	reference
Jnn2014	A -	Janson, M., Bergfors, C., Brandner, W., Kudryavtseva, N., Hormuth, F.,	2014ApJ...789..102J
Jnn2014	+Cl	Hippler, S., & Henning, T.
Jnn2014		ApJ 789, 102, 2014

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12130+2146	JNN 277		2012	1	255	0.6	12.30	14.00	M8.0		121302.91+214638.9

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WDS 12130+2146 JNN 277 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12130+2146 JNN 277 : MEASURES

No records found.

WDS 12130+2146 : VIRTUAL EYEPIECE

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WDS 12130+2146 : ALADIN DSS IMAGE @ 12^h 13^m 02.91^s +21° 46' 38.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12130+2146 JNN 277 : 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		12130+2146	JNN 277		255	0.6
Show		12138+2143	HU 569		162	1.2	11
Show		12137+2118	HU 570		103	3.0	31
Show		12136+2112	UC 2296		335	8.9	35
Show		12121+2232	SKF2012		192	63.3	48
Show		12113+2238	BRT2414		24	3.7	57
Show		12089+2147	HDS1714	Aa,Ab	204	0.1	58
Show		12089+2147	LDS 930	AB	39	15.5	58
Show		12174+2203	AZC 73		17	16.7	63
Show		12137+2252	TDS8277		245	0.5	66
Show		12111+2257	COU 94		339	1.3	75
Show		12135+2303	WSP 56		113	3.4	77
Show		12171+2241	COU 179		6	0.6	78
Show		12186+2148	GRV 854		49	72.1	78
Show		12119+2024	HJ 2601		67	26.7	85
Show		12114+2313	SKF 986		258	19.5	90
Show		12071+2255	GUR 29		30	1.1	107
Show		12123+2334	DVG 38		170	9.0	108
Show		12203+2106	UC 2318		123	26.1	109
Show		12207+2118	LDS4203		88	227.8	110
Show		12049+2150	LDS4177		336	77.4	113
Show		12145+2340	SKF1473		330	84.0	115
Show		12069+2030	HO 255		134	2.7	116
Show		12065+2027	FYM 231		92	5.1	119
Show		12078+2322	LDS4182	AB	80	1.5	119
Show		12078+2322	LDS4182	AC	123	53.1	119
Show		12215+2130	KU 103		339	23.5	119
Show		12126+2347	CBL 377		173	27.8	121
Show		12149+1947	COU 178		319	1.2	123
Show		12165+1953	CVR1421		156	3.8	124
Show		12043+2128	STF1596		234	3.4	124
Show		12046+2232	COU 92		108	1.1	126
Show		12207+2255	STF1634		148	5.3	127
Show		12059+2027	RAO 270		110	0.9	128
Show		12039+2152	FYM 232		195	6.8	128
Show		12060+2312	WSI 103		126	0.2	130
Show		12058+2310	COU 93		156	0.9	131
Show		12118+2400	LDS6258	AB	261	6.6	135
Show		12118+2400	LDS5749	AC	306	5.1	135
Show		12034+2157	BRT2413		238	3.0	135
Show		12179+2347	AZC 74		48	49.6	139
Show		12197+2001	LDS1292		58	2.2	141
Show		12025+2145	HO 535		147	2.9	148
Show		12025+2128	TDS8185		247	1.0	149
Show		12033+2045	TDS8195		61	0.2	150
Show		12041+2312	POU3120		195	14.0	151
Show		12128+2418	POU3121		227	5.4	151
Show		12232+2244	CVR1425		134	3.9	153
Show		12239+2219	UC 2329		203	53.7	154
Show		12021+2211	SKF2697		97	1.8	155
Show		12022+2108	A 2163		169	0.7	157

WDS 12130+2146 : COMPONENTS

	A
B	pa=254.3° sep=0.54"

12130+2146 A

Componente originario normalizzato	AB		Coord arcsec 2000	121302.91+214638.9		Mag	12.3		Spectral class	M8.0 (red)
PmRA	43.00		PmDE	-142.0

12130+2146 B

Componente originario normalizzato	AB		Coord arcsec 2000	121302.87+214638.8		Mag	14		Calc delta mag	1.7
Calc coord	yes