18186-1341 DCH  20

 
 
18h 18m 33.73s -13 40' 58.4" P.A. 228 sep 0.5 mag 8.92,11.45 Sp B0V
 
 
Coord 2000
18186-1341
Discov num
DCH  20
Comp
Coord arcsec 2000
18 18 33.73 -13 40 58.4
Date first
1998
Date last
1998
Obs
1
Pa first
228
Pa last
228
P.A. Now (θ)
228°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.92
Mag sec
11.45
delta mag (ΔM)
2.53
Spectral class
B0V (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.7
Precise sep
0.543
Cdsa2 id
DCH 20
Constellation
Serpens
Ra deg
18.309369444444446
De deg
-13.682888888888888
last precise pa
227.7
last precise sep
0.543
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18186-1341 DCH 20 1998 1 228 0.5 13.09   181833.73-134058.4

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WDS 18186-1341 DCH 20 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
DCH Duchene, G., Bouvier, J. & Simon, T
DCH Duchene, G., Monin, J.-L., Bouvier, J., & Menard, F.
DCH Duchene, G., Simon, T., Eisloffel, J., & Bouvier, J.
DCH Duchene, G. Ghez, A.M. & McCabe, C.
DCH Duchene, G., Ghez, A.M., McCabe, C., & Weinberger, A.J.
DCH Duchene, G, Menard, F., Stapelfeldt, K., & Duvert, G.
DCH Duchene, G., Bouvier, J., Bontemps, S., Andre, P. & Motte, F.
DCH Duchene, G., McCabe, C., Ghez, A.M., & Macintosh, B.A.
DCH Duchene, G., Ghez, A.M., McCabe, C., & Ceccarelli, C.
DCH Duchene, G., Beust, H., Adjali, F., Konopacky, Q.M., & Ghez, A.M.
DCH Duchene, G., Bontemps, S., Bouvier, J., Andre, P., Djupvik, A.A., & Ghez, A.M.
DCH Duchene, G., McCabe, C., Pinte, C., Stapelfeldt, K.R., Menard, F., Duvert, G.,

 
 
WDS 18186-1341 DCH 20 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18186-1341 DCH 20 : MEASURES
 
 
No records found.

 
 
WDS 18186-1341 DCH 20 : Virtual Eyepiece
 
 

18186-1341  DCH  20 A 18186-1341  DCH  20 sep 0.5 P.A. 228 mag 8.92,11.45 Sp B0V virtual eyepiece
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WDS 18186-1341 DCH 20 : Aladin DSS image @ 18h 18m 33.73s -13 40' 58.4"