18188-1347 DCH 38 CD

 
 
18h 18m 49.37s -13° 46' 50.1" P.A. 90.00 sep 1.4 mag 8.91,14.56 Sp B5
 
 
Coord 2000 18188-1347 Discov num DCH  38 Comp CD Coord arcsec 2000 18 18 49.37 -13 46 50.1
Date first 1998 Date last 1998 Obs 1
Pa first 90 Pa last 89.6 P.A. Now (θ) 89.6°
Sep first 1.4 Sep last 1.449 Sep. Now (ρ) 1.449"
Mag pri 8.91 Mag sec 14.56 delta mag (ΔM) 5.65 Spectral class B5 (blue-white)
Pri motion ra +001 Sec motion ra
Pri motion dec +000 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.
 
 
18188-1347 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 18 49 -13 46 50 DCH 37 AB 1998 1 307 0.7 10.96 13.43 2.47
Show 18 18 49 -13 46 50 DCH 38 CD 1998 1 90 1.4 8.91 14.56 5.65 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens Gaia DR2 4146600708779213312
 
 
WDS 18188-1347 DCH 38 CD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Dch1999a A - Duchene, G., Bouvier, J. & Simon, T 1999A&A...343..831D
Dch1999a +S A&A 343, 831, 1999
Dch1999b Xs - Duchene, G., Monin, J.-L., Bouvier, J., & Menard, F. 1999A&A...351..954D
Dch1999b +Pa A&A 351, 954, 1999 (see also A&A 330, 310, 1998) 1998A&A...330..310D
Dch2001 A - Duchene, G., Simon, T., Eisloffel, J., & Bouvier, J. 2001A&A...379..147D
Dch2001 A&A 379, 147, 2001
Dch2002 A j Duchene, G. Ghez, A.M. & McCabe, C. 2002ApJ...568..771D
Dch2002 +S ApJ 568, 771, 2002
Dch2003 S+ j Duchene, G., Ghez, A.M., McCabe, C., & Weinberger, A.J. 2003ApJ...592..288D
Dch2003 +A ApJ 592, 288, 2003
Dch2003 +orb
Dch2003b Kd - Duchene, G, Menard, F., Stapelfeldt, K., & Duvert, G. 2003A&A...400..559D
Dch2003b A&A 400, 559, 2003
Dch2004 Ci j Duchene, G., Bouvier, J., Bontemps, S., Andre, P. & Motte, F. 2004A&A...427..651D
Dch2004 A&A 427, 651, 2004
Dch2004b A j Duchene, G., McCabe, C., Ghez, A.M., & Macintosh, B.A. 2004ApJ...606..969D
Dch2004b ApJ 606, 969, 2004
Dch2005 A j Duchene, G., Ghez, A.M., McCabe, C., & Ceccarelli, C. 2005ApJ...628..832D
Dch2005 ApJ 628, 832, 2005
Dch2006 orb j Duchene, G., Beust, H., Adjali, F., Konopacky, Q.M., & Ghez, A.M. 2006A&A...457L...9D
Dch2006 +Si A&A 457, L9, 2006
Dch2006 +A
Dch2007 A j Duchene, G., Bontemps, S., Bouvier, J., Andre, P., Djupvik, A.A., & Ghez, A.M. 2007A&A...476..229D
Dch2007 A&A 476, 229, 2007
Dch2010 A - Duchene, G., McCabe, C., Pinte, C., Stapelfeldt, K.R., Menard, F., Duvert, G., 2010ApJ...712..112D
Dch2010 +Al Ghez, A.M., Maness, H.L., Bouy, H., Barrado y Navascues, D., Morales-Calderon, M.,
Dch2010 +K Wolf, S., et al.
Dch2010 +Kd ApJ 712, 112, 2010
Dch2018 Am j Duchene, G., Lacour, S., Moraux, E., Goodwin, S. & Bouvier, J. 2018MNRAS.478.1825D
Dch2018 MNRAS 478, 1825, 2018
Dch2023 A j Duchene, G., Oon, J.T., De Rosa, R.J., Kantorski, P., Coy, B., Wang, J.J., Thomas, 2023MNRAS.519..778D
Dch2023 S., Patience, J., Pueyo, L., Nielsen, E.L. & Konopacky, Q.
Dch2023 MNRAS 519, 778, 2023
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18188-1347 DCH 38 CD 1998 1 90 1.4 11.83   B5 181849.37-134650.1

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WDS 18188-1347 DCH 38 CD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18188-1347 DCH 38 CD : MEASURES
 
 
No records found.

 
 
WDS 18188-1347 : VIRTUAL EYEPIECE
 
 

18188-1347 DCH  37A mag 10.96 18188-1347 DCH  37B sep 0.7 P.A. 307.60 mag 13.43 18188-1347 DCH  38C sep 0.7 P.A. 307.60 mag 8.91 Sp B5 18188-1347 DCH  38D sep 1.0 P.A. 89.40 mag 14.56 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 18188-1347 : ALADIN DSS IMAGE @ 18h 18m 49.37s -13° 46' 50.1"
 
 
 
 
WDS 18188-1347 DCH 38 CD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18188-1347  DCH  38CD distance=1' 18188-1347  DCH  37AB distance=1' 18189-1347  DCH  41AB distance=1' 18188-1348  DCH  39 distance=2' 18187-1346  DCH  27 distance=2' 18189-1347  DCH  42CD distance=2' 18187-1347  DCH  31GH distance=2' 18187-1347  DCH  32IJ distance=2' 18187-1347  DCH  30EF distance=2' 18187-1347  DCH  29CD distance=3' 18187-1347  DCH  28AB distance=3' 18189-1348  HDS2590AB distance=3' 18189-1348  SNA  91Aa,Ab distance=3' 18189-1349  DCH  43 distance=3' 18188-1349  DCH  40 distance=3' 18187-1349  DCH  33AB distance=3' 18186-1347  DCH  24AB distance=3' 18187-1345  SNA  89AB distance=3' 18187-1345  SNA  89AC distance=3' 18187-1345  SNA  89AD distance=3' 18187-1345  SNA  89AE distance=3' 18190-1349  DBR 292 distance=3' 18186-1346  DCH  25EF distance=3' 18186-1346  DCH  23CD distance=3' 18187-1349  DCH  35EF distance=3' 18186-1346  DCH  22AB distance=4' 18187-1349  DCH  34CD distance=4' 18186-1347  DBR 291CD distance=4' 18186-1345  DCH  21 distance=4' 18186-1348  SNA  87Ha,Hb distance=4' 18186-1348  SNA  87HI distance=4' 18186-1348  SNA  87HJ distance=4' 18186-1348  SNA  87HK distance=4' 18186-1348  DCH  26AB distance=4' 18186-1348  SNA  88AC distance=4' 18186-1348  SNA  88AD distance=4' 18186-1348  SNA  88AE distance=4' 18186-1348  SNA  88AF distance=4' 18186-1348  SNA  88AG distance=4' 18185-1345  DCH  19 distance=5' 18191-1344  DCH  44 distance=6' 18184-1344  DBR 290 distance=6' 18185-1344  SHN 229 distance=6' 18186-1341  DCH  20 distance=7' 18187-1356  DCH  36 distance=10' 18182-1347  DCH  18 distance=10' 18211-1339  RST9006 distance=31' 18179-1415  BRT2748 distance=32' 18181-1310  HU   59 distance=39' 18168-1414  J  2204AB distance=40' 18168-1414  J  2204AC distance=40' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18188-1347 DCH 38 CD 90 1.4 1
Show 18188-1347 DCH 37 AB 307 0.7 1
Show 18189-1347 DCH 41 AB 261 1.0 1
Show 18188-1348 DCH 39 254 0.5 2
Show 18187-1346 DCH 27 120 0.8 2
Show 18189-1347 DCH 42 CD 320 1.3 2
Show 18187-1347 DCH 31 GH 253 1.2 2
Show 18187-1347 DCH 32 IJ 7 0.9 2
Show 18187-1347 DCH 30 EF 136 0.7 2
Show 18187-1347 DCH 29 CD 185 1.1 3
Show 18187-1347 DCH 28 AB 225 0.8 3
Show 18189-1348 HDS2590 AB 353 2.1 3
Show 18189-1348 SNA 91 Aa,Ab 212 0.0 3
Show 18189-1349 DCH 43 268 1.5 3
Show 18188-1349 DCH 40 297 1.4 3
Show 18187-1349 DCH 33 AB 95 0.4 3
Show 18186-1347 DCH 24 AB 30 0.5 3
Show 18187-1345 SNA 89 AB 344 5.1 3
Show 18187-1345 SNA 89 AC 249 5.1 3
Show 18187-1345 SNA 89 AD 206 5.5 3
Show 18187-1345 SNA 89 AE 241 6.2 3
Show 18190-1349 DBR 292 61 2.0 3
Show 18186-1346 DCH 25 EF 295 1.1 3
Show 18186-1346 DCH 23 CD 322 0.8 3
Show 18187-1349 DCH 35 EF 153 0.7 3
Show 18186-1346 DCH 22 AB 346 0.6 4
Show 18187-1349 DCH 34 CD 273 1.2 4
Show 18186-1347 DBR 291 CD 99 3.1 4
Show 18186-1345 DCH 21 299 0.1 4
Show 18186-1348 SNA 87 Ha,Hb 49 0.0 4
Show 18186-1348 SNA 87 HI 297 2.7 4
Show 18186-1348 SNA 87 HJ 139 3.4 4
Show 18186-1348 SNA 87 HK 68 5.8 4
Show 18186-1348 DCH 26 AB 306 0.2 4
Show 18186-1348 SNA 88 AC 5 3.7 4
Show 18186-1348 SNA 88 AD 246 3.5 4
Show 18186-1348 SNA 88 AE 177 3.8 4
Show 18186-1348 SNA 88 AF 126 5.9 4
Show 18186-1348 SNA 88 AG 305 6.4 4
Show 18185-1345 DCH 19 231 0.7 5
Show 18191-1344 DCH 44 324 0.6 6
Show 18184-1344 DBR 290 84 2.6 6
Show 18185-1344 SHN 229 -1 0.1 6
Show 18186-1341 DCH 20 228 0.5 7
Show 18187-1356 DCH 36 235 1.4 10
Show 18182-1347 DCH 18 288 1.4 10
Show 18211-1339 RST9006 246 1.4 31
Show 18179-1415 BRT2748 82 2.8 32
Show 18181-1310 HU 59 346 1.0 39
Show 18168-1414 J 2204 AB 190 5.9 40
Show 18168-1414 J 2204 AC 351 14.8 40

 
 
WDS 18188-1347 : COMPONENTS
 
 
  A B C
B pa=307.6°
sep=0.66"
 
C pa=0.0°
sep=0.00"
pa=168.2°
sep=0.41"
 
D pa=89.4°
sep=0.97"
pa=104.7°
sep=1.54"
pa=89.6°
sep=1.41"
 
 
18188-1347 A
 
 
Coord arcsec 2000 181849.40-134650.1 Mag 10.96 PmRA 1.00 PmDE 0.0
Tycho2 5689-00133-1
Tycho2
Tycho2 5689-00133-1 Pflag RAmdeg 274.70572644 DEmdeg -13.78059473
PmRA 0.1 PmDE -2.3 E RAmdeg 75 E DEmdeg 86
E pmRA 2.2 E pmDE 2.3 EpRAm 1975.43 EpDEm 1968.85
Num 3 Q RAmdeg 0.8 Q DEmdeg 0.2 Q pmRA 0.8
Q pmDE 0.2 BTmag 12.137 E BTmag 0.203 VTmag 11.371
E VTmag 0.148 Prox 547 TYC T HIP
CCDM RAdeg 274.70572639 DEdeg -13.78058944 EpRA 1990 1.79
EpDE 1990 1.69 E RAdeg 83.1 E DEdeg 101.1 Posflg
Corr -0.1
 
 
18188-1347 B
 
 
Coord arcsec 2000 181849.36-134649.7 Mag 13.43 Calc delta mag 2.47 Calc coord yes
 
 
18188-1347 C
 
 
Coord arcsec 2000 181849.37-134650.1 Mag 8.91 Spectral class B5 (blue-white) PmRA 1.00
PmDE 0.0 Calc delta mag 2.05
 
 
18188-1347 D
 
 
Coord arcsec 2000 181849.47-134650.1 Mag 14.56 Calc delta mag 3.6 Calc coord yes