21040+1219 JNN 127

21^h 03^m 59.91^s +12° 18' 56.9" P.A. 70.00 sep 0.8 mag 16.90,17.00 Sp M3.5+M3.5

Coord 2000	21040+1219	Discov num	JNN 127	Comp		Coord arcsec 2000	21 03 59.91 +12 18 56.9
Date first	2007	Date last	2009	Obs	4
Pa first	69	Pa last	70	P.A. Now (θ)	70°
Sep first	0.8	Sep last	0.836	Sep. Now (ρ)	0.836"
Mag pri	16.90	Mag sec	17.00	delta mag (ΔM)	0.1	Spectral class	M3.5+M3.5 (red/red)
Pri motion ra	+028	Sec motion ra
Pri motion dec	-046	Sec motion dec
Notes	V (Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Gaia DR2

1757365446312917376

WDS 21040+1219 JNN 127 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Jnn2006	A j	Janson, M., Brandner, W., Henning, T., & Zinnecker, H.	2006A&A...453..609J
Jnn2006		A&A 453, 609, 2006
Jnn2007	A j	Janson, M., Brandner, W., Lenzen, R., Close, L., Nielsen, E., Hartung, M.,	2007A&A...462..615J
Jnn2007		Henning, T., & Rouy, H.
Jnn2007		A&A 462, 615, 2007
Jnn2011	A j	Janson, M., Carson, J., Thalmann, C., McElwain, M.W., Goto, M., Crepp, J.,	2011ApJ...728...85J
Jnn2011		Wisniewski, J., Abe, L., et al.
Jnn2011		ApJ 728, 85, 2011
Jnn2011		(their absolute magnitudes converted to apparent mags, assuming distance 15.5pc)
Jnn2011b	A -	Janson, M., Bonavita, M., Klahr, H., Lafreniere, D., Jayawardhana, R.,	2011ApJ...736...89J
Jnn2011b		& Zinnecker, H.
Jnn2011b		ApJ 736, 89, 2011
Jnn2012	Cl j	Janson, M., Hormuth, F., Bergfors, C., Brandner, W., Hippler, S., Daemgen, S.,	2012ApJ...754...44J
Jnn2012	+E2	Kudryavtseva, N., Schmalzl, E., Schnupp, C., & Henning, T.
Jnn2012		ApJ 754, 44, 2012 (some recalibrated measures published in Jnn2014b)	2014ApJS..214...17J
Jnn2012b	A -	Janson, M., Jayawardhana, R., Girard, J.H., Lafreniere, D., Bonavita, M.,	2012ApJ...758L...2J
Jnn2012b	+Ci	Gizis, J., & Brandeker, A.
Jnn2012b		ApJ 758, L2, 2012
Jnn2013	A j	Janson, M., Lafreniere, D., Jayawardhana, R., Bonavita, M., Girard, J.H.,	2013ApJ...773..170J
Jnn2013		Brandeker, A., & Gizis, J.E.
Jnn2013		ApJ 773, 170, 2013
Jnn2013b	A j	Janson, M., Brandt, T.D., Moro-Martin, A., Usuda, T., Thalmann, C., Carson, J.C.,	2013ApJ...773...73J
Jnn2013b		Goto, M., Currie, T., McElwain, M.W., Itoh, Y., Fukagawa, M., Crepp, J., et al.
Jnn2013b		ApJ 773, 73, 2013
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
Jnn2014b	Cl j	Janson, M., Bergfors, C., Brandner, W., Bonnefoy, M., Schlieder, J., Kohler, R.,	2014ApJS..214...17J
Jnn2014b	+Hw	Hormuth, F., Henning, T., & Hippler, S.
Jnn2014b	+E+	ApJS 214, 17, 2014
Jnn2014b	+A	(includes some recalibrated measures originally published in earlier papers)
Jnn2014b	+orb
Jnn2017	Cl -	Janson, M., Durkan, S., Hippler, S., Dai, X., Brandner, W., Schlieder, J.,	2017A&A...599A..70J
Jnn2017		Bonnefoy, M., & Henning, T. Jnn201
Jnn2017		A&A 599, A70, 2017
Jnn2017b	Cl j	Calissendorff, P., Janson, M., Kohler, R., Durkan, S., Hippler, S., Dai, X.,	2017A&A...604A..82C
Jnn2017b	+orb	Brandner, W., Schlieder, J., & Henning, T.
Jnn2017b		A&A 604, A82, 2017
Jnn2018	A	Janson, M., Durkan, S., Bonnefoy, M., Rodet, L., Kohler, R., Lacour, S., Brandner,	2018A&A...620A..33J
Jnn2018	+orb	W., Henning, R. & Girard, J.
Jnn2018		A&A 620A, 33, 2018
Jnn2020	E2 j	Calissendorff, P., Janson, M. & Bonnefoy, M.	2020A&A...642A..57C
Jnn2020		A&A 642, A57, 2020
Jnn2022	A+ j	Calissendorff, P., Janson, M., Rodet, L., Bonnefoy, M., Brandner, W., Brown-Sevilla,	2022A&A...666A..16C
Jnn2022	+Cl+	S., Chauvin, G., Delorme, P., Desidera, S., Durkan, S., Fontanive, C., Gratton, R.,
Jnn2022	+Ao+	Hagelbe3rg, J., Henning, T., Hippler, S., Lagrange, A.-M., Langlois, M., Lazzoni, C.	,
Jnn2022	+orb	Maire, A.-L., Messina, S., Meyer, M., Moller-Nsson, O., Rabus, M., Schlieder, J.,
Jnn2022		Vigan, A., Wahhaj, Z., Wildi, F. & Zurlo, A.
Jnn2022		A&A 666, A16, 2022

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21040+1219	JNN 127		2009	4	70	0.8	16.90	17.00	M3.5 M3.5		210359.91+121856.9

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WDS 21040+1219 JNN 127 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21040+1219 JNN 127 : MEASURES

No records found.

WDS 21040+1219 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 21040+1219 : ALADIN DSS IMAGE @ 21^h 03^m 59.91^s +12° 18' 56.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21040+1219 JNN 127 : 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		21040+1219	JNN 127		70	0.8
Show		21049+1227	HJ 1608	AB	257	20.1	16
Show		21049+1227	WAL 135	AC	284	35.1	16
Show		21049+1227	FYM 53	AD	57	51.2	16
Show		21049+1227	FYM 53	AE	61	67.6	16
Show		21049+1227	FYM 53	AF	277	56.0	16
Show		21046+1201	BU 70	AB	240	81.7	20
Show		21046+1201	BU 70	AC	236	74.6	20
Show		21046+1201	BU 70	BC	97	9.2	20
Show		21050+1243	A 1690	BC	113	0.4	29
Show		21050+1243	STF2750	A,BC	280	16.0	29
Show		21050+1243	SLE 518	AD	119	4.6	29
Show		21047+1152	MLR 541		112	2.0	30
Show		21062+1226	SLE 522		287	12.5	34
Show		21053+1150	UC 4375		236	23.3	35
Show		21015+1224	TDT2699		69	0.5	37
Show		21063+1233	BPM2325		24	19.2	37
Show		21035+1259	HEI9003		215	33.1	41
Show		21033+1259	HJ 272		253	11.3	42
Show		21066+1201	SLE 525		201	6.0	43
Show		21052+1140	GRV 413		200	35.7	44
Show		21054+1139	BPM2321		223	113.1	45
Show		21047+1303	BRT1350		157	6.2	45
Show		21032+1305	SLE 513		132	5.5	48
Show		21056+1133	BPM2323		321	73.7	53
Show		21071+1153	HJ 274	AB	85	9.2	53
Show		21071+1153	SLE 526	AC	262	51.0	53
Show		21073+1156	TOB 315		92	24.9	54
Show		21074+1200	SLE 528		186	9.8	54
Show		21016+1259	SLE 510		10	9.4	54
Show		21066+1137	J 1781		116	7.5	58
Show		21079+1229	BPM2331		359	64.6	59
Show		21064+1306	SLE 524		157	11.0	60
Show		21010+1301	AG 412		233	10.1	61
Show		21062+1311	STF2754	AB	298	29.7	62
Show		21062+1311	STF2754	AC	225	151.0	62
Show		21082+1214	HJ 276		242	11.7	63
Show		21048+1322	SLE 517		196	7.4	65
Show		20594+1222	GWP3025		127	13.3	68
Show		20599+1148	TDT2684		98	0.8	68
Show		21056+1113	BPM2322		253	67.4	70
Show		21088+1205	SLE 532		162	8.3	73
Show		21087+1145	BPM2333		240	92.1	77
Show		21059+1331	SLE 521		131	22.0	78
Show		20596+1305	TDT2680	AB	40	10.4	80
Show		20585+1239	BPM2304		343	79.8	84
Show		20592+1132	JCT 4		11	10.6	85
Show		21064+1336	SLE 523		96	10.2	85
Show		20592+1129	J 913		120	2.9	87
Show		20595+1113	J 608		113	5.0	94
Show		20586+1313	TDT2669		119	0.4	97

WDS 21040+1219 : COMPONENTS

	A
B	pa=69.6° sep=0.82"

21040+1219 A

Componente originario normalizzato	AB		Coord arcsec 2000	210359.91+121856.9		Mag	16.9		Spectral class	M3.5 (red)
PmRA	28.00		PmDE	-46.0

21040+1219 B

Componente originario normalizzato	AB		Coord arcsec 2000	210359.96+121857.2		Mag	17		Spectral class	M3.5 (red)
Calc delta mag	0.1		Calc coord	yes