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Doubles in session


Current system
18186-1347
DCH 24 AB


Nearby doubles
1' : 18187-1347
DCH 28AB

2' : 18186-1348
DCH 26AB

2' : 18186-1346
DCH 22AB

2' : 18186-1345
DCH 21

2' : 18188-1348
DCH 39

2' : 18187-1345
SNA 89AB

3' : 18187-1346
DCH 27

3' : 18185-1345
DCH 19

3' : 18188-1347
DCH 37AB

3' : 18187-1349
DCH 33AB

3' : 18188-1349
DCH 40

4' : 18189-1347
DCH 41AB

4' : 18184-1344
DBR 290

4' : 18189-1349
DCH 43

5' : 18185-1344
SHN 229

5' : 18189-1348
HDS2590AB

5' : 18190-1349
DBR 292

7' : 18186-1341
DCH 20

8' : 18182-1347
DCH 18

8' : 18191-1344
DCH 44

10' : 18187-1356
DCH 36

30' : 18179-1415
BRT2748

34' : 18211-1339
RST9006

38' : 18168-1414
J 2204AB

39' : 18181-1310
HU 59

44' : 18210-1321
BWE 2



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18186-1347 DCH 24 AB

 
 
18h 18m 38.37s -13° 47' 08.6" P.A. 30.00 sep 0.5 mag 10.58,14.33 Sp B5
 
 
Coord 2000 18186-1347 Discov num DCH  24 Comp AB Coord arcsec 2000 18 18 38.37 -13 47 08.6
Date first 1998 Date last 1998 Obs 1
Pa first 30 Pa last 29.8 P.A. Now (θ) 29.8°
Sep first 0.5 Sep last 0.538 Sep. Now (ρ) 0.538"
Mag pri 10.58 Mag sec 14.33 delta mag (ΔM) 3.75 Spectral class B5 (blue-white)
Pri motion ra +000 Sec motion ra
Pri motion dec +003 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.
 
 
18186-1347 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 18 38 -13 47 09 DCH 24 AB 1998 1 30 0.5 10.58 14.33 3.75 <===
Show 18 18 36 -13 47 19 DBR 291 CD 2017 3 99 3.1 12.90 12.90 0.00
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens Gaia DR2 4146600640059737088
 
 
WDS 18186-1347 DCH 24 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Dbr1988 Ma - Debackere, A. 1988O&T....14...51D
Dbr1988 Obs. et Travaux 14, 51, 1988
Dbr1991 Ma j Debackere, A. 1991O&T....25...26D
Dbr1991 Obs. et Travaux 25, 26, 1991
Dbr1992 Ma j Debackere, A. 1992O&T....31...36D
Dbr1992 Obs. et Travaux 31, 36, 1992
Dbr2002 Mb - Debackere, A. 2002O&T....54...30D
Dbr2002 Obs. et Travaux 54, 30, 2002
Dbr2005 Mb j Debackere, A. & Lepine, T. ...................
Dbr2005 private communication, 2005
Dbr2005b C j Debackere, A. 2005O&T....60...23D
Dbr2005b Obs. et Travaux 60, 23, 2005
Dbr2006 C - Debackere, A. 2006O&T....62...20D
Dbr2006 Obs. et Travaux 62, 20, 2006
Dbr2008 C j Debackere, A. 2008O&T....70...20D
Dbr2008 Obs. et Travaux 70, 20, 2008
Dbr2008b C j Debackere, A. 2008O&T....71...18D
Dbr2008b Obs. et Travaux 71, 18, 2008
Dbr2016 C j Debackere, A. 2016IAUDS.188....2D
Dbr2016 Inf. Circ. 188, 2, 2016
Dbr2016b C - Debackere, A. ...................
Dbr2016b Webb Soc., Double Star Circ. 24, 11, 2016
Dbr2016c C j Debackere, A. ...................
Dbr2016c Webb Soc., Double Star Circ. 24, 19, 2016
Dbr2016c (all data already published in Dbr2016)
Dbr2016d C j Debackere, A. 2016IAUDS.190....7D
Dbr2016d Inf. Circ. 190, 7, 2016
Dbr2017a C j Debackere, A. 2017IAUDS.191....4D
Dbr2017a Inf. Circ. 191, 4, 2017
Dbr2017b C j Debackere, A. ...................
Dbr2017b Webb Soc., Double Star Circ. 25, 88, 2017
Dbr2017c C j Debackere, A. ...................
Dbr2017c +P Webb Soc., Double Star Circ. 25, 91, 2017
Dbr2017d C u Debackere, A. 2017IAUDS.192....4D
Dbr2017d Inf. Circ. 192, 4, 2017
Dbr2018a C u Debackere, A. 2018IAUDS.194....4D
Dbr2018a Inf. Circ. 194, 4, 2018
Dbr2018b C j Debackere, A. ...................
Dbr2018b Webb Soc., Double Star Circ. 26, 27, 2018
Dbr2018c C j Debackere, A. ...................
Dbr2018c Webb Soc., Double Star Circ. 26, 42, 2018
Dbr2019a C u Debackere, A. 2019IAUDS.197....4D
Dbr2019a Inf. Circ. 197, 4, 2019
Dbr2019b C j Debackere, A. ...................
Dbr2019b Webb Soc., Double Star Circ. 27, 22, 2019
Dbr2019c not j Debackere, A. ...................
Dbr2019c Webb Soc., Double Star Circ. 27, 83, 2019
Dbr2019d C u Debackere, A. 2019IAUDS.198....5D
Dbr2019d Inf. Circ. 198, 5, 2019
Dbr2020a C u Debackere, A. 2020IAUDS.200....2D
Dbr2020a Inf. Circ. 200, 2, 2020
Dbr2020b C j Debackere, A. .
Dbr2020b Webb Soc., Double Star Circ. 28, 59, 2020
Dbr2021a C u Debackere, A. 2021IAUDS.203....9D
Dbr2021a Inf. Circ. 203, 9, 2021
Dbr2021b C Debackere, A., Coliac, J.-F., Soulie, E., Durand, P., Wullaert, P. & Bonneau, D. 2021ED......2...15D
Dbr2021b Etoiles Doubles 2, 15, 2021
Dbr2021c C Debackere, A., Coliac, J.-F., Soulie, E., Laurent, P., Wullaert, P. & Bonneau, D. 2021ED......2...27D
Dbr2021c Etoiles Doubles 2, 27, 2021
Dbr2021d C j Debackere, A. .
Dbr2021d Webb Soc., Double Star Circ. 29, 61, 2021
Dbr2021e C j Debackere, A. .
Dbr2021e Webb Soc., Double Star Circ. 29, 69, 2021
Dbr2021f C u Debackere, A. 2021IAUDS.205....4D
Dbr2021f Inf. Circ. 205, 4, 2021
Dbr2022a C u Debackere, A. 2022IAUDS206.....2D
Dbr2022a Inf. Circ. 206, 2, 2022
Dbr2022b C Debackere, A. 2022ED......4...16D
Dbr2022b Etoiles Doubles 4, 16, 2022
Dbr2022c C j Debackere, A. .
Dbr2022c Webb Soc., Double Star Circ. 30, 24, 2022
Dbr2023a C u Debackere, A. 2023IAUDS209....14D
Dbr2023a Inf. Circ. 209, 14, 2023
Dbr2023b C j Debackere, A. .
Dbr2023b Webb Soc., Double Star Circ. 31, 17, 2023
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
18186-1347 DCH 24 AB 1998 1 30 0.5 12.89   B5 181838.41-134708.7

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

 
 
WDS 18186-1347 DCH 24 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18186-1347 DCH 24 AB : MEASURES
 
 
No records found.

 
 
WDS 18186-1347 : VIRTUAL EYEPIECE
 
 

18186-1347 DCH 24A mag 10.58 Sp B5 18186-1347 DCH 24B sep 0.5 P.A. 29.10 mag 14.33 18186-1347 DBR 291C sep 29.8 P.A. 249.60 mag 12.9 18186-1347 DBR 291D sep 27.3 P.A. 246.50 mag 12.9 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18186-1347 : ALADIN DSS IMAGE @ 18h 18m 38.37s -13° 47' 08.6"
 
 
 
 
WDS 18186-1347 DCH 24 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18186-1347 DCH 24AB distance=0' 18187-1347 DCH 28AB distance=1' 18186-1347 DBR 291CD distance=1' 18186-1346 DCH 25EF distance=1' 18187-1347 DCH 29CD distance=1' 18186-1346 DCH 23CD distance=1' 18186-1348 SNA 87Ha,Hb distance=1' 18186-1348 SNA 87HI distance=1' 18186-1348 SNA 87HJ distance=1' 18186-1348 SNA 87HK distance=1' 18187-1347 DCH 32IJ distance=1' 18187-1347 DCH 30EF distance=1' 18187-1347 DCH 31GH distance=1' 18186-1348 DCH 26AB distance=2' 18186-1348 SNA 88AC distance=2' 18186-1348 SNA 88AD distance=2' 18186-1348 SNA 88AE distance=2' 18186-1348 SNA 88AF distance=2' 18186-1348 SNA 88AG distance=2' 18186-1346 DCH 22AB distance=2' 18186-1345 DCH 21 distance=2' 18187-1349 DCH 34CD distance=2' 18188-1348 DCH 39 distance=2' 18187-1345 SNA 89AB distance=2' 18187-1345 SNA 89AC distance=2' 18187-1345 SNA 89AD distance=2' 18187-1345 SNA 89AE distance=2' 18187-1346 DCH 27 distance=3' 18187-1349 DCH 35EF distance=3' 18185-1345 DCH 19 distance=3' 18188-1347 DCH 38CD distance=3' 18188-1347 DCH 37AB distance=3' 18187-1349 DCH 33AB distance=3' 18188-1349 DCH 40 distance=3' 18189-1347 DCH 41AB distance=4' 18184-1344 DBR 290 distance=4' 18189-1349 DCH 43 distance=4' 18189-1347 DCH 42CD distance=5' 18185-1344 SHN 229 distance=5' 18189-1348 HDS2590AB distance=5' 18189-1348 SNA 91Aa,Ab distance=5' 18190-1349 DBR 292 distance=5' 18186-1341 DCH 20 distance=7' 18182-1347 DCH 18 distance=8' 18191-1344 DCH 44 distance=8' 18187-1356 DCH 36 distance=10' 18179-1415 BRT2748 distance=30' 18211-1339 RST9006 distance=34' 18168-1414 J 2204AB distance=38' 18168-1414 J 2204AC distance=38' 18168-1414 J 2204BC distance=38' grafico limitrofi
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 18186-1347 DCH 24 AB 30 0.5
Show 18187-1347 DCH 28 AB 225 0.8 1
Show 18186-1347 DBR 291 CD 99 3.1 1
Show 18186-1346 DCH 25 EF 295 1.1 1
Show 18187-1347 DCH 29 CD 185 1.1 1
Show 18186-1346 DCH 23 CD 322 0.8 1
Show 18186-1348 SNA 87 Ha,Hb 49 0.0 1
Show 18186-1348 SNA 87 HI 297 2.7 1
Show 18186-1348 SNA 87 HJ 139 3.4 1
Show 18186-1348 SNA 87 HK 68 5.8 1
Show 18187-1347 DCH 32 IJ 7 0.9 1
Show 18187-1347 DCH 30 EF 136 0.7 1
Show 18187-1347 DCH 31 GH 253 1.2 1
Show 18186-1348 DCH 26 AB 306 0.2 2
Show 18186-1348 SNA 88 AC 5 3.7 2
Show 18186-1348 SNA 88 AD 246 3.5 2
Show 18186-1348 SNA 88 AE 177 3.8 2
Show 18186-1348 SNA 88 AF 126 5.9 2
Show 18186-1348 SNA 88 AG 305 6.4 2
Show 18186-1346 DCH 22 AB 346 0.6 2
Show 18186-1345 DCH 21 299 0.1 2
Show 18187-1349 DCH 34 CD 273 1.2 2
Show 18188-1348 DCH 39 254 0.5 2
Show 18187-1345 SNA 89 AB 344 5.1 2
Show 18187-1345 SNA 89 AC 249 5.1 2
Show 18187-1345 SNA 89 AD 206 5.5 2
Show 18187-1345 SNA 89 AE 241 6.2 2
Show 18187-1346 DCH 27 120 0.8 3
Show 18187-1349 DCH 35 EF 153 0.7 3
Show 18185-1345 DCH 19 231 0.7 3
Show 18188-1347 DCH 38 CD 90 1.4 3
Show 18188-1347 DCH 37 AB 307 0.7 3
Show 18187-1349 DCH 33 AB 95 0.4 3
Show 18188-1349 DCH 40 297 1.4 3
Show 18189-1347 DCH 41 AB 261 1.0 4
Show 18184-1344 DBR 290 84 2.6 4
Show 18189-1349 DCH 43 268 1.5 4
Show 18189-1347 DCH 42 CD 320 1.3 5
Show 18185-1344 SHN 229 -1 0.1 5
Show 18189-1348 HDS2590 AB 353 2.1 5
Show 18189-1348 SNA 91 Aa,Ab 212 0.0 5
Show 18190-1349 DBR 292 61 2.0 5
Show 18186-1341 DCH 20 228 0.5 7
Show 18182-1347 DCH 18 288 1.4 8
Show 18191-1344 DCH 44 324 0.6 8
Show 18187-1356 DCH 36 235 1.4 10
Show 18179-1415 BRT2748 82 2.8 30
Show 18211-1339 RST9006 246 1.4 34
Show 18168-1414 J 2204 AB 190 5.9 38
Show 18168-1414 J 2204 AC 351 14.8 38
Show 18168-1414 J 2204 BC 356 20.4 38

 
 
WDS 18186-1347 : COMPONENTS
 
 
  A B C
B pa=29.1°
sep=0.53"
 
C pa=249.6°
sep=29.84"
pa=248.9°
sep=30.25"
 
D pa=246.5°
sep=27.30"
pa=245.9°
sep=27.73"
pa=99.2°
sep=2.96"
 
 
18186-1347 A
 
 
Coord arcsec 2000 181838.37-134708.6 Mag 10.58 Spectral class B5 (blue-white) PmRA 0.00
PmDE 3.0
 
 
18186-1347 B
 
 
Coord arcsec 2000 181838.39-134708.1 Mag 14.33 Calc delta mag 3.75 Calc coord yes
 
 
18186-1347 C
 
 
Coord arcsec 2000 181836.45-134719.0 Mag 12.9 Calc delta mag 2.32
 
 
18186-1347 D
 
 
Coord arcsec 2000 181836.65-134719.5 Mag 12.9 Calc delta mag 2.32 Calc coord yes