21216+3409 RAO 452

21^h 21^m 37.62^s +34° 09' 29.3" P.A. 214.00 sep 3.7 mag 13.20,16.00

Coord 2000	21216+3409	Discov num	RAO 452	Comp		Coord arcsec 2000	21 21 37.62 +34 09 29.3
Date first	2012	Date last	2016	Obs	2
Pa first	212	Pa last	213.6	P.A. Now (θ)	213.6°
Sep first	4.2	Sep last	3.672	Sep. Now (ρ)	3.672"
Mag pri	13.20	Mag sec	16.00	delta mag (ΔM)	2.8	Spectral class
Pri motion ra	-067	Sec motion ra
Pri motion dec	-173	Sec motion dec
Notes	R (Red magnitudes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

WDS 21216+3409 RAO 452 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
RAO		Robo AO (Palomar 60" AO project or KPNO 2.1m)	......
RAO2014	Ag j	Law, N.M., Morton, T., Baranec, C., Riddle, R., Ravichandran, G., Ziegler, C.,	2014ApJ...791...35L
RAO2014		Johnson, J.A., Tendulkar, S.P., Bui, K., Burse, M.P., Das, H., Dekany, R., et al.
RAO2014		ApJ 791, 35, 2014
RAO2014		(separation/magnitude difference limits estimated from their Figure 4)
RAO2015	Ag u	Riddle, R.L., Tokovinin, A., Mason, B.D., Hartkopf, W.I., Roberts, L.C., Jr.,	2015ApJ...799....4R
RAO2015	+orb	Baranec, C., Law, N.M., Bui, K., Burse, M.P., Das, H.K., Dekany, R.G.,
RAO2015		Kulkarni, S., Punnadi, S., Ramaprakash, A.N., & Tendulkar, S.P.
RAO2015		ApJ 799, 4, 2015
RAO2015		(Note: Paper includes separation/magnitude difference limits for all stars
RAO2015		observed. These limits have been added to the Interferometric Catalog even for
RAO2015		resolved pairs, to indicate restrictions on any potential additional components.)
RAO2015b	A j	Ziegler, C., Law, N.M., Baranec, C., Riddle, R.L., & Fuchs, J.T.	2015ApJ...804...30Z
RAO2015b	+Ag	ApJ 804, 30, 2015
RAO2016	Ag j	Baranec, C., Ziegler, C., Law, N.M., Morton, T., Riddle, R.L., Atkinson, D.,	2016AJ....152...18B
RAO2016		Schonhut, J., & Crepp, J.
RAO2016		AJ 152, 18, 2016
RAO2017	Ag j	Ziegler, C., Law, N.M., Nicholas, M., Morton, T., Baranec, C., Riddle, R.L.,	2017AJ....153...66Z
RAO2017	+A	Atkinson, D., Baker, A., Roberts, S., & Ciardi, D.R.
RAO2017		AJ 153, 66, 2017
RAO2017b	Ag j	Schonhut-Stasik, J.S., Baranec, C., Huber, D., Ziegler, C., Atkinson, D., Gaidos,	2017ApJ...847...97S
RAO2017b		E., Law, N.M., Riddle, R., Hagelberg, J., van der Marel, N., & Hodapp, K.W.
RAO2017b		ApJ 847, 97, 2017
RAO2018	Ag j	Hillenbrand, L.A., Zhang, C., Riddle, R.L., Baranec, C., Ziegler, C., Law, N.M. &	2018AJ....155...51H
RAO2018		Stauffer, J.
RAO2018		AJ 155, 51, 2018
RAO2018		(Note: Precise date of observation not given. Pleiades assume mean Nov observing
RAO2018		date of 2014.86. Other targets given mean date of 2014.91.)
RAO2018b	Ag j	Ziegler, C., Law, N.M., Baranec, C., Riddle, R., Duev, D.A., Howard, W.,	2018AJ....155..161Z
RAO2018b		Jensen-Clem, R., Kulkarni, S.R., Morton, T. & Salama, M.
RAO2018b		AJ 155, 161, 2018
RAO2018c	Hg j	Ziegler, C., Law, N.M., Baranec, C., Morton, T., Riddle, R., De Lee, N., Huber, D.,	2018AJ....156..259Z
RAO2018c		Mahadevan, S. & Pepper, J.
RAO2018c		AJ 156, 259, 2018
RAO2019	Ag j	Bowler, B.P., Hinkley, S., Ziegler, C., Baranec, C., Gizis, J.E., Law, N.M., Liu,	2019ApJ...877...60B
RAO2019		M.C., Shah, V.S., Shkolnik, E.L., Riaz, B. & Riddle, R.
RAO2019		ApJ 877, 60, 2019
RAO2020a	Ag j	Schonhut-Stasik, J.S., Huber, D., Baranec, C., Lamman, C., Salama, M., Jensen-Clem,	2020ApJ...883...34S
RAO2020a		R., Duev, D.A., Riddle, R., Kulkarni, S.R. & Law, N.M.
RAO2020a		ApJ 883, 34, 2020
RAO2020b	Ag+ j	Lamman, C., Baranec, C., Berta-Thompson, Z.K., Law, N.M., Schonhut-Stasik, J.,	2020AJ....159..139L
RAO2020b	+A	Ziegler, C., Salama, M., Jensen-Clem, R., Duev, D.A., Riddle, R., Kulkarni, S.R.,
RAO2020b		Winters, J.G. & Irwin, J.M.
RAO2020b		AJ 159, 139, 2020
RAO2020c	Ag j	Laos, S., Stassun, K.G. & Mathieu, R.D.	2020ApJ...902..107L
RAO2020c		ApJ 902, 107, 2020
RAO2021	Ag j	Salama, M., Ou, J., Barance, C., Liu, M.C., Bowler, B.P., Barnes, P., Bonnet, M.,	2021AJ....162..102S
RAO2021		Chun, M., Duev, D.A., Goebel, S., Hall, D., Jacobson, S., Jensen-Clem, R., Law,
RAO2021		N.M., Lockhart, C., Riddle, R., Situ, H., Warmbier, E. & Zhang, Z.
RAO2021		AJ 162, 102, 2021
RAO2022	Ag j	Salama, M., Ziegler, C., Baranec, C., Liu, M.C., Law, N.M., Riddle, R., Henry,	2022AJ....163..200S
RAO2022		T.J., Winters, J.G., Jao, W.-C., Ou, J. & Ruiz, A.H.
RAO2022		AJ 163, 200, 2022

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21216+3409	RAO 452		2016	2	214	3.7	13.20	16.00		R	212137.62+340929.3

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WDS 21216+3409 RAO 452 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21216+3409 RAO 452 : MEASURES

No records found.

WDS 21216+3409 : VIRTUAL EYEPIECE

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

WDS 21216+3409 : ALADIN DSS IMAGE @ 21^h 21^m 37.62^s +34° 09' 29.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21216+3409 RAO 452 : 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		21216+3409	RAO 452		214	3.7
Show		21206+3420	JNN 129		213	0.1	17
Show		21217+3436	COU1334		148	0.8	27
Show		21242+3358	J 2346		229	4.1	29
Show		21192+3411	SLE 385		175	12.8	30
Show		21190+3418	COU 131		195	3.9	34
Show		21185+3354	TDT2895		143	0.9	42
Show		21187+3348	HU 770		314	0.9	43
Show		21186+3430	HU 769		178	0.9	43
Show		21207+3327	BU 446	AB	258	3.2	45
Show		21207+3327	BU 446	AC	214	70.8	45
Show		21207+3327	FOX9035	AD	109	74.2	45
Show		21180+3405	RAO 621		293	1.1	46
Show		21214+3321	J 3136		179	8.1	51
Show		21177+3423	SLE 381		279	9.6	51
Show		21229+3459	TDT2934		304	1.0	52
Show		21257+3422	GRV 465		6	51.1	54
Show		21177+3345	HO 153		128	1.0	55
Show		21172+3351	SLE 379		289	8.9	58
Show		21254+3446	TDS1128		18	1.3	60
Show		21225+3311	KPP3369		47	1.8	60
Show		21197+3315	HO 155		38	2.0	60
Show		21225+3509	POP 50		29	7.1	61
Show		21183+3456	FYM 142	DF	268	8.6	62
Show		21183+3456	FYM 142	EI	273	9.1	62
Show		21183+3456	BU 289	AB	128	0.8	62
Show		21183+3456	BU 289	AC	251	13.0	62
Show		21183+3456	SLE 384	AD	189	43.3	62
Show		21183+3456	FYM 142	AE	94	36.7	62
Show		21183+3456	FYM 142	AG	272	68.8	62
Show		21183+3456	FYM 142	AF	200	45.9	62
Show		21183+3456	FYM 142	AH	274	61.5	62
Show		21267+3413	ES 2261		155	4.1	63
Show		21183+3456	FYM 142	GH	69	7.9	63
Show		21179+3454	STT 433	BC	141	13.2	64
Show		21179+3454	STT 433	AB	219	15.2	64
Show		21179+3454	SLE 382	AD	307	57.1	64
Show		21179+3454	STT 433	AC	184	22.1	64
Show		21179+3454	BU 9011	AE	67	34.4	64
Show		21262+3339	TDT2964		258	0.4	65
Show		21210+3304	J 1229		305	2.2	66
Show		21258+3329	GYL 56		3	16.3	66
Show		21181+3500	SLE 383		58	15.1	67
Show		21271+3402	ES 2262		74	1.3	69
Show		21214+3517	GRV 454		168	48.6	69
Show		21267+3438	SEI1515		43	10.6	69
Show		21268+3337	ES 2382		257	7.7	70
Show		21194+3306	J 1228		281	3.7	70
Show		21272+3428	TDT2975		259	2.1	72
Show		21173+3457	TDT2886		82	0.5	72
Show		21197+3518	SLE 386	AB	113	11.8	73

WDS 21216+3409 : COMPONENTS

	A
B	pa=208.8° sep=3.49"

21216+3409 A

Componente originario normalizzato	AB		Coord arcsec 2000	212137.62+340929.3		Mag	13.2		PmRA	-67.00
PmDE	-173.0

21216+3409 B

Componente originario normalizzato	AB		Coord arcsec 2000	212137.48+340926.2		Mag	16		Calc delta mag	2.8
Calc coord	yes