22159+5440 BU 377 AC

 
 
22h 15m 54.13s +54° 40' 22.4" P.A. 46.00 sep 30.3 mag 7.52,11.40 Sp K1V dist. 21.54 pc (70.26 l.y.)
 
 
Coord 2000 22159+5440 Discov num BU  377 Comp AC Coord arcsec 2000 22 15 54.13 +54 40 22.4
Date first 1898 Date last 2012 Obs 8
Pa first 60 Pa last 46.1 P.A. Now (θ) 46.1°
Sep first 58.3 Sep last 30.33 Sep. Now (ρ) 30.33"
Mag pri 7.52 Mag sec 11.40 delta mag (ΔM) 3.88 Spectral class K1V (yellow-orange)
Pri motion ra +214 Sec motion ra +001
Pri motion dec +070 Sec motion dec -006
Notes N L (See Notes, Linear solution)
rPM=1.004
This double is not physical.
 
 
22159+5440 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show V447 Lac 34243 22 15 54 +54 40 22 BU 377 AB 2012 20 58 32.4 7.52 10.37 2.85
Show 34243 22 15 54 +54 40 22 BU 377 AC 2012 8 46 30.3 7.52 11.40 3.88 <===
Show 34243 22 15 54 +54 40 22 BU 377 AD 2006 6 158 22.2 7.52 12.80 5.28
Show 34243 22 15 54 +54 40 22 BU 377 AQ 2012 5 258 59.8 7.52 14.06 6.54
Show 34243 22 15 54 +54 40 22 BU 377 AR 2003 3 257 63.4 7.52 13.80 6.28
Show 34243 22 15 54 +54 40 22 BU 377 AS 2015 6 334 55.5 7.52 12.62 5.10
Show 34243 22 15 54 +54 40 22 GIC 177 AT 2016 7 107 76.9 7.49 14.03 6.54
Show 34243 22 15 54 +54 40 22 HLA 31 AU 2016 1 248 8.9 5.90
Show 34243 22 15 54 +54 40 22 HLA 31 AV 2016 1 104 9.5 5.90
Show 22 15 58 +54 40 41 BU 377 BC 2015 18 303 6.7 10.37 11.40 1.03
Show 22 15 48 +54 40 12 BU 377 QR 2015 7 233 6.8 12.80 13.80 1.00
Decuple system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V447 Lac Constellation Lacerta SAO 34243 HIP 109926
Tycho2 3986-02960-1 Gaia DR2 2005798350576886144 HD 211472 GL NN 4268A
BD BD+53 2831 Distance 21.54 Distance ly 70.26
 
 
WDS 22159+5440 BU 377 AC : NOTES
 
 
discov_num notes refcode
BU 377 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
AQ = BU 377Ab.
GIC 177 AT = G232-061/G232-062 = GJ 4268A+4269B.
BU 377 AC, AD: Rectilinear solutions by Friedman et al. (2011). USN2011a
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
USN2011a lin - Friedman, E.A., Mason, B.D., & Hartkopf, W.I. 2011IAUDS.175....1F
USN2011a Inf. Circ. 175, 1, 2011
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 GIC Giclas, H., Burnham, R. & Thomas, N.
184 HLA Hirsch, L.A., Ciardi, D.R., Howards, A.W., Marcy, G.W., Ruane, G., Gonzalez, E.,
184 HLA Blunt, S., Crepp, J.R., Fulton, B.J., Isaacson, H., Kosiarek, M., Mawet, D.,
184 HLA Sinukoff, E. & Weiss, L.
185 HLA Hirsch, L.A., Rosenthal, L., Fulton, B.J., Howard, A.W., Ciardi, D.R., Marcy, G.W.,
185 HLA Nielsen, E., Petigura, E.A., de Rosa, R.J., Isaacson, H., Weiss, L.M., Sinukoff, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22159+5440 BU 377 AC 2006 6 52 35.2 7.52 11.40 N D 221554.13+544022.4
22159+5440 BU 377 AC 2012 8 46 30.3 7.52 11.40 NLD 221554.13+544022.4

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WDS 22159+5440 BU 377 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22159+5440 BU 377 AC : MEASURES
 
 
No records found.

 
 
WDS 22159+5440 : VIRTUAL EYEPIECE
 
 

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Radius:
Components only
 
 
WDS 22159+5440 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.