04570+1517 MET 4 AC

 
 
04h 57m 00.64s +15° 17' 53.1" P.A. 238.00 sep 10.0 mag 8.50,15.70 Sp G3V
 
 
Coord 2000 04570+1517 Discov num MET   4 Comp AC Coord arcsec 2000 04 57 00.64 +15 17 53.1
Date first 1997 Date last 2015 Obs 3
Pa first 238 Pa last 237.7 P.A. Now (θ) 237.7°
Sep first 9.9 Sep last 10.018 Sep. Now (ρ) 10.018"
Mag pri 8.50 Mag sec 15.70 delta mag (ΔM) 7.2 Spectral class G3V (yellow)
Pri motion ra +000 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes N K (See Notes, 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.
 
 
04570+1517 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 04 57 01 +15 17 53 KOH 35 Aa,Ab 1994 1 208 0.1 8.80 10.00 1.20
Show 04 57 01 +15 17 53 MET 43 AB 2004 1 195 3.4 8.50 19.20 10.70
Show 04 57 01 +15 17 53 MET 4 AC 2015 3 238 10.0 8.50 15.70 7.20 <===
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Orion Gaia DR2 3392859619349705216
 
 
WDS 04570+1517 MET 4 AC : NOTES
 
 
discov_num notes refcode
MET 4 Metchev & Hillenbrand say the C component is probably optical, based
on proximity. Met2004b
 
 
REFERENCES
 
 
refcode metd author reference
Met2004b Ao - Metchev, S.A. & Hillenbrand, L.A. 2004ASPC..324..238M
Met2004b ASP Conf. 324, 238, 2004
Met2004b (Exact dates not given. Default date = decade of publication added. Theta
Met2004b estimated from their Figure 2.)
 
 
DISCOVERER
 
 
idgroup discov author
1 KOH Koehler, R. & Leinert, Ch.
11 KOH Koehler, R., Petr-Gotzens, M.G., McCaughrean, M.J., Bouvier, J., Duchene, G.,
11 KOH Quirrenbach, A., & Zinnecker, H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04570+1517 MET 4 AC 2002 1 237 10.1 8.40 15.20 N DK 045700.64+151753.1
04570+1517 MET 4 AC 2004 0   10.4 8.40 15.20 N DK 045700.64+151753.1
04570+1517 MET 4 AC 2015 3 238 10.0 8.50 15.70 G3V N K 045700.64+151753.1

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WDS 04570+1517 MET 4 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04570+1517 MET 4 AC : MEASURES
 
 
No records found.

 
 
WDS 04570+1517 : VIRTUAL EYEPIECE
 
 

virtual eyepiece
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Radius:
Components only
 
 
WDS 04570+1517 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.