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Current system
18299-0149
HLA 18 AB


Nearby doubles
4' : 18296-0151
CON 32AB

18' : 18289-0138
LDS5865

24' : 18305-0211
CON 34

32' : 18314-0128
KPP4111

49' : 18325-0120
RST5117

55' : 18335-0144
RST5118

59' : 18293-0246
HJ 859

63' : 18335-0220
GWP2784AB

63' : 18265-0226
GRV1262

72' : 18252-0143
LSC 156

76' : 18250-0135
AC 11

84' : 18264-0254
A 85

100' : 18348-0256
RST4589

108' : 18366-0114
CON 35AB

110' : 18291-0338
FOX 230

115' : 18283-0003
CHN 27

116' : 18349-0317
HJ 863

119' : 18288+0009
LI 1

119' : 18222-0119
BAL 580

121' : 18372-0236
BAL 248

126' : 18269+0009
BAL1195

126' : 18284-0353
CRI 19

127' : 18287+0016
SHC 2

127' : 18316-0353
A 87AB

128' : 18290+0017
SHC 7

128' : 18272+0012
STF2316AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18299-0149 HLA 18 AB

 
 
18h 29m 52.41s -01° 49' 05.2" P.A. 164.00 sep 3.7 mag 5.50,12.70 Sp K4V
 
 
Coord 2000 18299-0149 Discov num HLA  18 Comp AB Coord arcsec 2000 18 29 52.41 -01 49 05.2
Date first 2015 Date last 2017 Obs 2
Pa first 160 Pa last 164.2 P.A. Now (θ) 164.2°
Sep first 4.0 Sep last 3.65 Sep. Now (ρ) 3.65"
Mag pri 5.50 Mag sec 12.70 delta mag (ΔM) 7.2 Spectral class K4V (yellow-orange)
Pri motion ra +172 Sec motion ra
Pri motion dec -193 Sec motion dec
Notes U K (Proper motion indicates non-physical, 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
This double is not physical.
 
 
18299-0149 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 29 52 -01 49 05 HLA 18 AB 2017 2 164 3.7 5.50 12.70 7.20 <===
Show 142350 18 29 52 -01 49 05 HLA 18 AC 2015 1 147 4.0 5.50
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens
 
 
WDS 18299-0149 HLA 18 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HLA2019 A - Hirsch, L.A., Ciardi, D.R., Howards, A.W., Marcy, G.W., Ruane, G., Gonzalez, E., 2019ApJ...878...50H
HLA2019 Blunt, S., Crepp, J.R., Fulton, B.J., Isaacson, H., Kosiarek, M., Mawet, D.,
HLA2019 Sinukoff, E. & Weiss, L.
HLA2019 ApJ 878, 50, 2019
HLA2021 A Hirsch, L.A., Rosenthal, L., Fulton, B.J., Howard, A.W., Ciardi, D.R., Marcy, G.W., 2021AJ....161..134H
HLA2021 Nielsen, E., Petigura, E.A., de Rosa, R.J., Isaacson, H., Weiss, L.M., Sinukoff, E.
HLA2021 & Macintosh, B.
HLA2021 AJ 161, 134 2021
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18299-0149 HLA 18 AB 2017 2 164 3.7 5.50 12.70 K4V U K 182952.41-014905.2

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

 
 
WDS 18299-0149 HLA 18 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18299-0149 HLA 18 AB : MEASURES
 
 
No records found.

 
 
WDS 18299-0149 : VIRTUAL EYEPIECE
 
 

18299-0149 HLA 18A mag 5.5 Sp K4V 18299-0149 HLA 18B sep 3.6 P.A. 164.20 mag 12.7 18299-0149 HLA 18C sep 4.0 P.A. 146.70 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18299-0149 : ALADIN DSS IMAGE @ 18h 29m 52.41s -01° 49' 05.2"
 
 
 
 
WDS 18299-0149 HLA 18 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18299-0149 HLA 18AB distance=0' 18296-0151 CON 32AB distance=4' 18296-0151 CON 32CD distance=4' 18296-0151 CON 32EF distance=4' 18289-0138 LDS5865 distance=18' 18305-0211 CON 34 distance=24' 18314-0128 KPP4111 distance=32' 18325-0120 RST5117 distance=49' 18335-0144 RST5118 distance=55' 18293-0246 HJ 859 distance=59' 18335-0220 GWP2784AB distance=63' 18335-0220 GWP2785AC distance=63' 18265-0226 GRV1262 distance=63' 18252-0143 LSC 156 distance=72' 18250-0135 AC 11 distance=76' 18264-0254 A 85 distance=84' 18348-0256 RST4589 distance=100' 18366-0114 CON 35AB distance=108' 18366-0114 CON 35AC distance=108' 18291-0338 FOX 230 distance=110' 18283-0003 CHN 27 distance=115' 18349-0317 HJ 863 distance=116' 18288+0009 LI 1 distance=119' 18222-0119 BAL 580 distance=119' 18372-0236 BAL 248 distance=121' 18269+0009 BAL1195 distance=126' 18284-0353 CRI 19 distance=126' 18287+0016 SHC 2 distance=127' 18316-0353 A 87CD distance=127' 18316-0353 A 87AB distance=127' 18316-0353 A 87AC distance=127' 18290+0017 SHC 7 distance=128' 18272+0012 STF2316Aa,Ab distance=128' 18272+0012 STF2316AB distance=128' 18334-0346 GWP2783 distance=129' 18289+0019 SHC 6 distance=129' 18289+0020 SHC 3 distance=131' 18381-0233 TVB 304 distance=131' 18388-0136 BAL 581 distance=135' 18383-0236 BRT3333 distance=135' 18351+0003 RST5120 distance=137' 18241-0335 TOK 616 distance=138' 18379-0254 KPP1345 distance=138' 18386-0235 WAM 4 distance=139' 18289+0029 SHC 4 distance=139' 18289+0030 SHC 5 distance=140' 18210-0101 WOR 35 distance=142' 18296+0034 SHC 8 distance=144' 18213-0254 STFB 8 distance=144' 18296+0035 SKF2129 distance=145' 18299+0036 CON 33 distance=146' 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 18299-0149 HLA 18 AB 164 3.7
Show 18299-0149 HLA 18 AC 147 4.0
Show 18296-0151 CON 32 AB 64 5.7 4
Show 18296-0151 CON 32 CD 71 1.5 4
Show 18296-0151 CON 32 EF 314 1.9 4
Show 18289-0138 LDS5865 8 16.9 18
Show 18305-0211 CON 34 328 4.5 24
Show 18314-0128 KPP4111 189 1.6 32
Show 18325-0120 RST5117 252 1.9 49
Show 18335-0144 RST5118 206 2.9 55
Show 18293-0246 HJ 859 217 16.9 59
Show 18335-0220 GWP2784 AB 292 455.1 63
Show 18335-0220 GWP2785 AC 337 279.6 63
Show 18265-0226 GRV1262 210 1.6 63
Show 18252-0143 LSC 156 23 0.2 72
Show 18250-0135 AC 11 355 0.9 76
Show 18264-0254 A 85 190 4.2 84
Show 18348-0256 RST4589 88 1.1 100
Show 18366-0114 CON 35 AB 32 2.8 108
Show 18366-0114 CON 35 AC 37 7.9 108
Show 18291-0338 FOX 230 94 5.1 110
Show 18283-0003 CHN 27 138 2.9 115
Show 18349-0317 HJ 863 76 10.1 116
Show 18288+0009 LI 1 249 7.5 119
Show 18222-0119 BAL 580 113 14.6 119
Show 18372-0236 BAL 248 340 5.5 121
Show 18269+0009 BAL1195 296 8.8 126
Show 18284-0353 CRI 19 235 8.3 126
Show 18287+0016 SHC 2 88 5.7 127
Show 18316-0353 A 87 CD 4.0 127
Show 18316-0353 A 87 AB 294 1.8 127
Show 18316-0353 A 87 AC 316 4.2 127
Show 18290+0017 SHC 7 274 6.5 128
Show 18272+0012 STF2316 Aa,Ab 298 0.2 128
Show 18272+0012 STF2316 AB 322 3.9 128
Show 18334-0346 GWP2783 215 7.6 129
Show 18289+0019 SHC 6 242 5.3 129
Show 18289+0020 SHC 3 28 12.6 131
Show 18381-0233 TVB 304 26 26.3 131
Show 18388-0136 BAL 581 125 3.9 135
Show 18383-0236 BRT3333 239 2.3 135
Show 18351+0003 RST5120 209 0.2 137
Show 18241-0335 TOK 616 288 279.1 138
Show 18379-0254 KPP1345 75 10.1 138
Show 18386-0235 WAM 4 93 1.4 139
Show 18289+0029 SHC 4 243 5.5 139
Show 18289+0030 SHC 5 211 7.0 140
Show 18210-0101 WOR 35 2 1.4 142
Show 18296+0034 SHC 8 123 7.1 144
Show 18213-0254 STFB 8 54 251.4 144
Show 18296+0035 SKF2129 119 0.9 145

 
 
WDS 18299-0149 : COMPONENTS
 
 
  A B
B pa=164.2°
sep=3.65"
 
C pa=146.7°
sep=3.98"
pa=81.1°
sep=1.21"
 
 
18299-0149 A
 
 
Coord arcsec 2000 182952.41-014905.2 Mag 5.5 Spectral class K4V (yellow-orange) PmRA 172.00
PmDE -193.0
 
 
18299-0149 B
 
 
Coord arcsec 2000 182952.48-014908.7 Mag 12.7 Calc delta mag 7.2 Calc coord yes
 
 
18299-0149 C
 
 
Coord arcsec 2000 182952.56-014908.5 SAO 142350 HIP 90656 Tycho2 5099-00450-1
HD 170493 BD BD-01 3500 Calc delta mag 5.5 Calc coord yes
Tycho2
Tycho2 5099-00450-1 Pflag RAmdeg 277.46836699 DEmdeg -1.81810270
PmRA 173.3 PmDE -193.5 E RAmdeg 8 E DEmdeg 8
E pmRA 0.8 E pmDE 0.9 EpRAm 1989.80 EpDEm 1990.13
Num 18 Q RAmdeg 0.9 Q DEmdeg 0.6 Q pmRA 1.0
Q pmDE 0.7 BTmag 9.456 E BTmag 0.022 VTmag 8.153
E VTmag 0.013 Prox 999 TYC T HIP 90656
CCDM RAdeg 277.46797639 DEdeg -1.81765889 EpRA 1990 1.88
EpDE 1990 1.74 E RAdeg 7.6 E DEdeg 8.2 Posflg
Corr -0.1
SAO
SAO 142350 DelFlag RA1950 PmRA1950 0.0116
DE1950 PmDE1950 -0.207 Vmag 8.4 SpType K5
Double code Source 31 CatNum 4596 DM BD-01 3500
DMcomp BDsup HD 170493 M HD 0
GC RA1950rad 4.83135584 DE1950rad -0.03229056 PmRA2000 0.0119
PmDE2000 -0.206
Hipparcos
Catalog H HIP 90656 Proxy RAhms 18 29 52.31
DEdms -01 49 03.5 Vmag 8.04 VarFlag R Vmag G
RAdeg 277.468 DEdeg -1.81763 AstroRef Plx 53.3
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 170493 BD BD-01 3500
CD CP Dm number -01 3500 VIred 1.14
SpType K3V R SpType Coord arcsec 2000 182952.31-014903.5
Hipparcos 2
HIP 90656 Sn 5 So 0 Nc 1
RArad 4.8427292217 DErad -0.0317236685 Plx 53.72 PmRA 171.33
PmDE -193.88 E RArad 0.81 E DErad 0.64 E Plx 0.91
E pmRA 0.76 E pmDE 0.61 Hpmag 8.1732 E Hpmag 0.0017
SHp 0.013 VA 0 BV 1.074 E BV 0.014
VI 1.14