19470+4502 KOI 1821

19^h 47^m 00.71^s +45° 02' 28.0" P.A. 90.00 sep 3.8 mag 13.20,17.30

Coord 2000	19470+4502	Discov num	KOI1821	Comp		Coord arcsec 2000	19 47 00.71 +45 02 28.0
Date first	2010	Date last	2015	Obs	3
Pa first	91	Pa last	90	P.A. Now (θ)	90°
Sep first	3.8	Sep last	3.82	Sep. Now (ρ)	3.82"
Mag pri	13.20	Mag sec	17.30	delta mag (ΔM)	4.1	Spectral class
Pri motion ra	-003	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.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2079728790863754752

WDS 19470+4502 KOI 1821 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
KOI		"Kepler Object of Interest" (transiting exoplanet candidate of Kepler mission.	...................
KOI		Identifications maintained for KOI doubles, adding only component designations.
KOI		KOI reference codes are also given to papers cited in notes to KOI papers.)
KOI2011a	not -	Slawson, R.W., Prsa, A., Welsh, W.F., et al.	2011AJ....142..160S
KOI2011a		AJ 142, 160, 2011 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2011b	not -	Borucki, W.J., Koch, D.G., Basri, G., et al.	2011ApJ...736...19B
KOI2011b		ApJ 736, 19, 2011 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2012a	not -	Howell, S.B., Rowe, J.F., Bryson, S.T., et al.	2012ApJ...746..123H
KOI2012a		ApJ 746, 123, 2012 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2012b	not -	Welsh, W.F., Orosz, J.A., Carter, J.A., et al.	2012Natur.481..475W
KOI2012b		Nature 481, 475, 2012 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2013a	not -	Batalha, N.M., Rowe, J.F., Bryson, S.T., et al.	2013ApJS..204...24B
KOI2013a		ApJS 204, 24, 2013 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2014a	not -	Burke, C.J., Bryson, S.T., Mullally, F., et al.	2014ApJS..210...19B
KOI2014a		ApJS 210, 19, 2014 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2014b	not -	Rowe, J.F., Bryson, S.T., Marcy, G.W., et al.	2014ApJ...784...45R
KOI2014b		ApJ 784, 45, 2014 (see Dressing et al. 2014)	2014AJ....148...78D
KOI2015	not -	Metcalfe, T.S., Creevey, O.L. & Davies, G.R.	2014ApJ...811L..37M
KOI2015		ApJ 811L, 37, 2015	2014AJ....148...78D
KOI2017	A -	Hirsch, L.A., Ciardi, D.R., Howard, A.W., Everett, M.E., Furlan, E., Saylors, M.,	2017AJ....153..117H
KOI2017	+S	Horch, E.P., Howell, S.B., Teske, J., & Marcy, G.W.
KOI2017	+Cl	AJ 153, 117, 2017 (no new data)
KOI2017	+Hp
KOI2018a	A j	Clarke, R.W., Davenport, J.R.A., Covey, K.R. & Baranec, C.	2018ApJ...853...59C
KOI2018a		ApJ 853, 59, 2018

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19470+4502	KOI1821		2010	1	91	3.8	13.20	17.30		K	194700.71+450228.0
19470+4502	KOI1821		2015	2	90	3.8	13.20	17.30		K	194700.71+450228.0

If you need more information about this double, apply for a data request form to the WDS.

WDS 19470+4502 KOI 1821 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19470+4502 KOI 1821 : MEASURES

No records found.

WDS 19470+4502 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 19470+4502 : ALADIN DSS IMAGE @ 19^h 47^m 00.71^s +45° 02' 28.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19470+4502 KOI 1821 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		19470+4502	KOI1821		90	3.8
Show		19470+4500	DEA 190		67	8.7	2
Show		19461+4458	ES 83		210	7.2	10
Show		19467+4451	KOI6187		116	3.6	12
Show		19477+4451	COU2691		211	1.1	14
Show		19457+4459	KOI5571	AB	52	1.9	15
Show		19457+4459	KOI5571	AC	270	3.0	15
Show		19457+4459	KOI5571	AD	315	3.4	15
Show		19474+4515	SMA 93		197	10.4	16
Show		19450+4508	DAL 37	FG	312	3.1	21
Show	Fawaris	19450+4508	STF2579	AB	213	2.7	23
Show	Fawaris	19450+4508	STF2579	AC	67	62.5	23
Show	Fawaris	19450+4508	DAL 37	AD	246	42.0	23
Show	Fawaris	19450+4508	DAL 37	AF	66	147.5	23
Show		19450+4508	DAL 37	DE	251	3.5	23
Show		19447+4456	DA 13	AB	274	2.0	26
Show		19447+4456	DA 13	AC	288	155.3	26
Show		19446+4455	KOI3891	AB	242	1.0	27
Show		19446+4455	KOI3891	AC	137	2.0	27
Show		19446+4455	KOI3891	AD	188	1.4	27
Show		19446+4455	KOI3891	AE	98	4.7	27
Show		19446+4455	KOI3891	AF	78	6.1	27
Show		19460+4438	KOI4610		137	2.6	27
Show		19478+4436	DEA 303		202	12.3	28
Show		19469+4435	KOI7049	AB	281	3.3	28
Show		19469+4435	KOI7049	AC	258	3.3	28
Show		19500+4509	ES 23	AB	136	8.6	33
Show		19500+4509	ES 23	AC	97	13.1	33
Show		19500+4509	ES 23	AD	327	30.7	33
Show		19469+4430	KOI2992		238	6.0	33
Show		19448+4440	KOI4263		156	3.8	33
Show		19442+4448	KOI4523		103	4.0	34
Show		19456+4534	KOI 931		177	1.3	36
Show		19503+4510	CRB 5		291	4.0	36
Show		19438+4450	KOI 320		208	3.9	37
Show		19454+4430	KOI4299		264	2.0	37
Show		19504+4446	SMA 100		332	10.7	38
Show		19440+4443	KOI2656		311	3.5	38
Show		19438+4445	KOI3349		639	0.3	39
Show		19448+4433	KOI5528		62	2.7	39
Show		19439+4443	KOI3946		63	4.1	39
Show		19450+4536	DEA 349		143	15.5	40
Show		19448+4430	KOI4584		221	3.0	41
Show		19504+4522	KOI1392		289	3.5	41
Show		19484+4424	KOI7030		189	2.2	42
Show		19509+4505	KOI5576	AB	180	2.5	42
Show		19509+4505	KOI5576	AC	123	3.9	42
Show		19467+4421	YSC 136		287	0.1	42
Show		19441+4434	KOI5527	AB	114	2.4	42
Show		19441+4434	KOI5527	AC	236	2.9	42
Show		19440+4434	DEA 167		168	8.6	43

WDS 19470+4502 : COMPONENTS

	A
B	pa=0.0° sep=0.00"

19470+4502 A

Componente originario normalizzato	AB		Coord arcsec 2000	194700.71+450228.0		Mag	13.2		PmRA	-3.00
PmDE	1.0

19470+4502 B

Componente originario normalizzato	AB		Coord arcsec 2000	194700.96+450228.0		Mag	17.3		Calc delta mag	4.1
Calc coord	yes