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Doubles in session


Current system
18119-8028
HJ 4987


Nearby doubles
20' : 18048-8038
HDS2547

26' : 18204-8014
RST3156

45' : 17576-8056
UC 3456

58' : 18101-7931
TDT 722

89' : 18113-7859
KPP3056

89' : 18102-7859
HJ 4988

166' : 18243-7746
TDT 840

178' : 18141-8325
RSS 478

182' : 18098-7727
NSN 442

186' : 17534-8330
KPP4066

206' : 18166-7703
UC 3542

218' : 17582-8404
RST3116

224' : 18030-7645
UC 3481

229' : 18154-7640
GLI 241

234' : 18302-7641
HDS2621

245' : 17558-7628
TDT 579

255' : 18252-8442
LDS 623

260' : 17576-7612
UC 3455

261' : 17577-7611
HJ 4974

264' : 18165-7604
HDS2581

264' : 18182-7605
JSP 770

272' : 17522-8457
UC 3433

275' : 18113-7553
HDO 282

286' : 18067-7542
UC 3495

292' : 18164-7537
UC 3541

298' : 18028-7532
HLN 45



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.

18119-8028 HJ 4987

 
 
18h 11m 41.49s -80° 27' 47.6" P.A. 148.00 sep 10.7 mag 10.95,14.20
 
 
Coord 2000 18119-8028 Discov num HJ 4987 Comp Coord arcsec 2000 18 11 41.49 -80 27 47.6
Date first 1835 Date last 2015 Obs 6
Pa first 133 Pa last 148.3 P.A. Now (θ) 148.3°
Sep first 5.0 Sep last 10.684 Sep. Now (ρ) 10.684"
Mag pri 10.95 Mag sec 14.20 delta mag (ΔM) 3.25 Spectral class
Pri motion ra +006 Sec motion ra -008
Pri motion dec -015 Sec motion dec -042
Notes
rPM=0.711
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9453-00645-1 Gaia DR2 6363669187821069184
 
 
WDS 18119-8028 HJ 4987 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18119-8028 HJ 4987 2000 3 146 10.7 10.95 14.20 D 181141.49-802747.6
18119-8028 HJ 4987 2015 6 148 10.7 10.95 14.20 181141.49-802747.6

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

 
 
WDS 18119-8028 HJ 4987 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18119-8028 HJ 4987 : MEASURES
 
 
No records found.

 
 
WDS 18119-8028 : VIRTUAL EYEPIECE
 
 

18119-8028 HJ 4987A mag 10.95 18119-8028 HJ 4987B sep 9.1 P.A. 174.20 mag 14.2 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 18119-8028 : ALADIN DSS IMAGE @ 18h 11m 41.49s -80° 27' 47.6"
 
 
 
 
WDS 18119-8028 HJ 4987 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18119-8028 HJ 4987 distance=0' 18048-8038 HDS2547 distance=20' 18204-8014 RST3156 distance=26' 17576-8056 UC 3456 distance=45' 18101-7931 TDT 722 distance=58' 18113-7859 KPP3056 distance=89' 18102-7859 HJ 4988 distance=89' 18243-7746 TDT 840 distance=166' 18141-8325 RSS 478 distance=178' 18098-7727 NSN 442 distance=182' 17534-8330 KPP4066 distance=186' 18166-7703 UC 3542 distance=206' 18084-7700 TDT 702Aa,Ab distance=209' 17582-8404 RST3116 distance=218' 18030-7645 UC 3481 distance=224' 18154-7640 GLI 241 distance=229' 18302-7641 HDS2621 distance=234' 17558-7628 TDT 579 distance=245' 18252-8442 LDS 623 distance=255' 17576-7612 UC 3455 distance=260' 17577-7611 HJ 4974 distance=261' 18165-7604 HDS2581 distance=264' 18182-7605 JSP 770 distance=264' 17522-8457 UC 3433 distance=272' 18113-7553 KPP3068AC distance=275' 18113-7553 HDO 282 distance=275' 18067-7542 UC 3495 distance=286' 18164-7537 UC 3541 distance=292' 18028-7532 HLN 45 distance=298' 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 18119-8028 HJ 4987 148 10.7
Show 18048-8038 HDS2547 206 8.6 20
Show 18204-8014 RST3156 24 2.9 26
Show 17576-8056 UC 3456 14 38.0 45
Show 18101-7931 TDT 722 164 0.4 58
Show 18113-7859 KPP3056 133 1.5 89
Show 18102-7859 HJ 4988 117 8.9 89
Show 18243-7746 TDT 840 11 0.6 166
Show 18141-8325 RSS 478 35 8.4 178
Show 18098-7727 NSN 442 293 2.1 182
Show 17534-8330 KPP4066 217 2.1 186
Show 18166-7703 UC 3542 59 12.0 206
Show 18084-7700 TDT 702 Aa,Ab 323 2.3 209
Show 17582-8404 RST3116 138 0.5 218
Show 18030-7645 UC 3481 29 64.2 224
Show 18154-7640 GLI 241 76 2.0 229
Show 18302-7641 HDS2621 316 0.3 234
Show 17558-7628 TDT 579 188 1.9 245
Show 18252-8442 LDS 623 225 98.5 255
Show 17576-7612 UC 3455 278 32.6 260
Show 17577-7611 HJ 4974 122 26.4 261
Show 18165-7604 HDS2581 252 0.2 264
Show 18182-7605 JSP 770 197 0.5 264
Show 17522-8457 UC 3433 289 44.6 272
Show 18113-7553 KPP3068 AC 109 18.1 275
Show 18113-7553 HDO 282 299 24.6 275
Show 18067-7542 UC 3495 250 79.4 286
Show 18164-7537 UC 3541 265 17.9 292
Show 18028-7532 HLN 45 181 4.9 298

 
 
WDS 18119-8028 : COMPONENTS
 
 
  A
B pa=174.2°
sep=9.14"
 
 
18119-8028 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 181141.49-802747.6 Mag 10.95 PmRA 6.00
PmDE -15.0 Tycho2 9453-00645-1
Tycho2
Tycho2 9453-00645-1 Pflag RAmdeg 272.92287095 DEmdeg -80.46322358
PmRA 8.8 PmDE -18.5 E RAmdeg 39 E DEmdeg 34
E pmRA 2.5 E pmDE 2.4 EpRAm 1989.03 EpDEm 1989.61
Num 3 Q RAmdeg 2.2 Q DEmdeg 0.2 Q pmRA 2.2
Q pmDE 0.2 BTmag 11.815 E BTmag 0.065 VTmag 10.953
E VTmag 0.053 Prox 999 TYC T HIP
CCDM RAdeg 272.92274750 DEdeg -80.46318111 EpRA 1990 1.66
EpDE 1990 1.74 E RAdeg 39.9 E DEdeg 34.2 Posflg
Corr 0.0
 
 
18119-8028 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181141.86-802756.7 Mag 14.2 PmRA -8.00
PmDE -42.0 Calc delta mag 3.25 Calc coord yes