19574+4510 RAP 15 AC

Coord 2000	19574+4510		Discov num	RAP  15		Comp	AC		Coord arcsec 2000	19 57 23.99 +45 09 38.9
Date first	2000		Date last	2015		Obs	7
Pa first	305		Pa last	303.4		P.A. Now (θ)	303.4°
Sep first	11.3		Sep last	11.469		Sep. Now (ρ)	11.469"
Mag pri	13.40		Mag sec	13.60		delta mag (ΔM)	0.2		Spectral class	M (red)
Pri motion ra	-000		Sec motion ra
Pri motion dec	-001		Sec motion dec
Notes	K (K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19 57 24 +45 09 39	RAP 15 AB	2015	7	118	6.8	13.40	12.30	1.10
Show			19 57 24 +45 09 39	RAP 15 AC	2015	7	303	11.5	13.40	13.60	0.20		<===

Triple system
3 estimated visually detectable stars in this system

Constellation

Cygnus

Gaia DR2

2079223251729792000

No records found.

refcode	metd	author	reference
Rap2014	A j	Rappaport, S., Swift, J., Levine, A., Joss, M., Sanchis-Ojeda, R., Barclay, T.,	2014ApJ...788..114R
Rap2014	+Ag	Still, M., Handler, G., Olah, K., Muirhead, P.S., Huber, D., & Vida, K.
Rap2014	+Ek	ApJ 788, 114, 2014
Rap2014		(Coarse 2010 date used for UKIRT measures. Position angles estimated from Fig. 8)
Rap2016	Ag j	Rappaport, S., Lehmann, H., Kalomeni, B., Borkovits, T., Latham, D., Bieryla, A.,	2016MNRAS.462.1812R
Rap2016	+S	Ngo, H., Mawet, D., Howell, S., Horch, E., Jacobs, T.L., LaCourse, D., et al.
Rap2016	+RV	MNRAS 462, 1812, 2016

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19574+4510	RAP 15	AC	2003	2	304	11.4	13.40	13.60	M	K	195723.99+450938.9
19574+4510	RAP 15	AC	2015	3	304	11.4	13.40	13.60	M	K	195723.99+450938.9

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS