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Current system
14400-5300
B 1252
HD 128636


Nearby doubles
30' : 14379-5323
WIS 266

33' : 14375-5324
RST2909

36' : 14411-5334
FIN 225

43' : 14353-5309
RST2906

47' : 14379-5217
CPO9181AB

48' : 14438-5333
TDS 758

56' : 14372-5210
CPO 396

60' : 14343-5229
RST 707

62' : 14335-5241
HDO 233

64' : 14469-5312
B 1253AB

67' : 14473-5256
BRT2078

69' : 14409-5153
RST2914

70' : 14422-5154
TDS9278

75' : 14351-5200
RST 708

75' : 14470-5223
HJ 4698

75' : 14364-5152
RST5585

76' : 14365-5151
RST5584AB

80' : 14367-5414
FIN 223AB

82' : 14472-5212
HDO 240

86' : 14448-5147
TVB 271

87' : 14362-5420
TDS9242

91' : 14399-5129
TDS9265

92' : 14427-5428
RST2919

93' : 14380-5431
DUN 163AB

96' : 14442-5134
BRT 830

98' : 14426-5435
RST2918



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.

14400-5300 B 1252 (HD 128636)

 
 
14h 39m 57.30s -53° 00' 05.2" P.A. 282.00 sep 0.2 mag 8.63,10.08 Sp F5 dist. 78.12 pc (254.83 l.y.)
 
 
Coord 2000 14400-5300 Discov num B  1252 Comp Coord arcsec 2000 14 39 57.30 -53 00 05.2
Date first 1931 Date last 2021 Obs 10
Pa first 327 Pa last 281.7 P.A. Now (θ) 286.4°
Sep first 0.2 Sep last 0.175 Sep. Now (ρ) 0.218"
Mag pri 8.63 Mag sec 10.08 delta mag (ΔM) 1.45 Spectral class F5 (yellow-white)
Pri motion ra +055 Sec motion ra
Pri motion dec +013 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 128636 Constellation Lupus SAO 241889 HIP 71693
Tycho2 8679-00236-1 Gaia DR2 5895005895563303936 HD 128636 CP CP-52 7393
Distance 78.12 Distance ly 254.83
 
 
ORBITAL ELEMENTS
 
 
Period (P)67y Periastron (T)2012.08y Semi-major axis (a)0.268a
Eccentricity (e)0.59 Inclination (i)67.2° Longitude of periastron (ω)10.5°
Node (Ω)125.3° Notes ReferenceTok2019d
Equinox2000 Last observation2019 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 337.0 0.182
2001 341.1 0.162
2002 346.4 0.141
2003 353.4 0.121
2004 3.1 0.102
2005 16.9 0.086
2006 35.6 0.076
2007 57.8 0.073
2008 78.8 0.080
2009 95.5 0.091
2010 108.2 0.103
2011 118.7 0.111
2012 128.6 0.109
2013 139.8 0.097
2014 155.3 0.080
2015 179.5 0.064
2016 212.3 0.061
2017 240.4 0.073
2018 257.8 0.095
2019 268.3 0.121
2020 275.2 0.146
2021 280.0 0.171
2022 283.6 0.195
2023 286.4 0.218
2024 288.8 0.239
2025 290.7 0.259
2026 292.4 0.278
2027 293.9 0.295
2028 295.2 0.311
2029 296.4 0.326
2030 297.5 0.339


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds14400-5300a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 14400-5300 B 1252 (HD 128636) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2019d orb - Tokovinin, A. 2018IAUDS.198....1C
Tok2019d Inf. Circ. 198, 1, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 B van den Bos, W.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14400-5300 B 1252 1991 5 319 0.3 8.63 10.08 F5 D 143957.30-530005.2
14400-5300 B 1252 2017 6 245 0.1 8.63 10.08 F5 143957.30-530005.2
14400-5300 B 1252 2018 7 258 0.1 8.63 10.08 F5 143957.30-530005.2
14400-5300 B 1252 2019 8 270 0.1 8.63 10.08 F5 O 143957.30-530005.2
14400-5300 B 1252 2020 9 275 0.1 8.63 10.08 F5 O 143957.30-530005.2
14400-5300 B 1252 2021 10 282 0.2 8.63 10.08 F5 O 143957.30-530005.2

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

 
 
WDS 14400-5300 B 1252 (HD 128636) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 14400-5300 B 1252 (HD 128636) : MEASURES
 
 
No records found.

 
 
WDS 14400-5300 (HD 128636) : VIRTUAL EYEPIECE
 
 

14400-5300 B 1252A mag 8.63 Sp F5 14400-5300 B 1252B sep 0.1 P.A. 289.00 mag 10.08 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 14400-5300 (HD 128636) : ALADIN DSS IMAGE @ 14h 39m 57.30s -53° 00' 05.2"
 
 
 
 
WDS 14400-5300 B 1252 (HD 128636) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

14400-5300 B 1252 distance=0' 14379-5323 WIS 266 distance=30' 14375-5324 RST2909 distance=33' 14411-5334 FIN 225 distance=36' 14353-5309 RST2906 distance=43' 14379-5217 CPO9181AB distance=47' 14379-5217 CPO9181AC distance=47' 14379-5217 CPO9181AD distance=47' 14438-5333 TDS 758 distance=48' 14372-5210 CPO 396 distance=56' 14343-5229 RST 707 distance=60' 14335-5241 HDO 233 distance=62' 14469-5312 B 1253AB distance=64' 14469-5312 B 1253AC distance=64' 14473-5256 BRT2078 distance=67' 14409-5153 RST2914 distance=69' 14422-5154 TDS9278 distance=70' 14351-5200 RST 708 distance=75' 14470-5223 HJ 4698 distance=75' 14364-5152 RST5585 distance=75' 14365-5151 RST5584AB distance=76' 14365-5151 DAM 618AC distance=76' 14367-5414 FIN 223AB distance=80' 14472-5212 HDO 240 distance=82' 14448-5147 TVB 271 distance=86' 14362-5420 TDS9242 distance=87' 14399-5129 TDS9265 distance=91' 14427-5428 RST2919 distance=92' 14380-5431 DUN 163AB distance=93' 14442-5134 BRT 830 distance=96' 14426-5435 RST2918 distance=98' 14438-5125 CPO 400 distance=102' 14488-5158 ALD 86 distance=103' 14310-5406 KPP2995 distance=104' 14301-5357 TDS9220 distance=105' 14505-5354 RST2926 distance=109' 14434-5451 HDS2074 distance=116' 14373-5454 JNN 193AB distance=117' 14373-5454 JNN 193AC distance=117' 14445-5111 I 1251AB distance=117' 14485-5428 RSS 348 distance=117' 14443-5110 RST2921AB distance=117' 14443-5110 RST2921AB,C distance=117' 14397-5457 HJ 5445 distance=117' 14272-5234 TDS9205 distance=119' 14351-5109 CPO 393 distance=120' 14502-5141 RST 727 distance=123' 14503-5136 HJ 4705 distance=127' 14533-5220 CPO 403 distance=128' 14263-5342 HDS2035 distance=130' 14442-5507 TDS9290 distance=133' 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 14400-5300 B 1252 282 0.2
Show 14379-5323 WIS 266 167 308.8 30
Show 14375-5324 RST2909 58 2.2 33
Show 14411-5334 FIN 225 295 1.9 36
Show 14353-5309 RST2906 276 1.2 43
Show 14379-5217 CPO9181 AB 350 4.0 47
Show 14379-5217 CPO9181 AC 190 6.3 47
Show 14379-5217 CPO9181 AD 101 7.4 47
Show 14438-5333 TDS 758 241 0.9 48
Show 14372-5210 CPO 396 190 4.1 56
Show 14343-5229 RST 707 105 3.1 60
Show 14335-5241 HDO 233 200 29.8 62
Show 14469-5312 B 1253 AB 301 0.8 64
Show 14469-5312 B 1253 AC 198 12.0 64
Show 14473-5256 BRT2078 61 3.8 67
Show 14409-5153 RST2914 227 1.3 69
Show 14422-5154 TDS9278 215 0.7 70
Show 14351-5200 RST 708 310 2.1 75
Show 14470-5223 HJ 4698 258 9.3 75
Show 14364-5152 RST5585 330 8.8 75
Show 14365-5151 RST5584 AB 66 7.2 76
Show 14365-5151 DAM 618 AC 2 8.8 76
Show 14367-5414 FIN 223 AB 75 2.5 80
Show 14472-5212 HDO 240 290 39.2 82
Show 14448-5147 TVB 271 104 3.9 86
Show 14362-5420 TDS9242 5 1.1 87
Show 14399-5129 TDS9265 287 1.1 91
Show 14427-5428 RST2919 48 0.2 92
Show 14380-5431 DUN 163 AB 102 65.7 93
Show 14442-5134 BRT 830 113 4.1 96
Show 14426-5435 RST2918 137 2.6 98
Show 14438-5125 CPO 400 107 5.0 102
Show 14488-5158 ALD 86 349 1.7 103
Show 14310-5406 KPP2995 278 2.7 104
Show 14301-5357 TDS9220 340 0.6 105
Show 14505-5354 RST2926 22 0.7 109
Show 14434-5451 HDS2074 1 0.1 116
Show 14373-5454 JNN 193 AB 128 3.9 117
Show 14373-5454 JNN 193 AC 295 4.4 117
Show 14445-5111 I 1251 AB 193 1.5 117
Show 14485-5428 RSS 348 149 22.8 117
Show 14443-5110 RST2921 AB 194 0.6 117
Show 14443-5110 RST2921 AB,C 278 4.4 117
Show 14397-5457 HJ 5445 80 15.3 117
Show 14272-5234 TDS9205 21 2.1 119
Show 14351-5109 CPO 393 16 3.8 120
Show 14502-5141 RST 727 188 3.2 123
Show 14503-5136 HJ 4705 182 12.1 127
Show 14533-5220 CPO 403 140 5.9 128
Show 14263-5342 HDS2035 129 0.2 130
Show 14442-5507 TDS9290 252 0.6 133

 
 
WDS 14400-5300 : COMPONENTS
 
 
  A
B pa=289.0°
sep=0.11"
 
 
14400-5300 A
 
 
Componente originario normalizzato AB Name HD 128636 Coord arcsec 2000 143957.30-530005.2 Mag 8.63
Spectral class F5 (yellow-white) PmRA 55.00 PmDE 13.0 SAO 241889
HIP 71693 Tycho2 8679-00236-1 HD 128636 CP CP-52 7393
Tycho2
Tycho2 8679-00236-1 Pflag RAmdeg 219.98896080 DEmdeg -53.00137218
PmRA 51.0 PmDE 19.2 E RAmdeg 5 E DEmdeg 6
E pmRA 1.7 E pmDE 1.3 EpRAm 1991.44 EpDEm 1990.94
Num 10 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.2 BTmag 8.874 E BTmag 0.016 VTmag 8.338
E VTmag 0.011 Prox 999 TYC T HIP 71693
CCDM AB RAdeg 219.98876556 DEdeg -53.00141667 EpRA 1990 1.72
EpDE 1990 1.64 E RAdeg 5.1 E DEdeg 5.8 Posflg P
Corr 0.0
SAO
SAO 241889 DelFlag RA1950 PmRA1950 0.0044
DE1950 PmDE1950 0.011 Vmag 8.4 SpType F5
Double code Source 42 CatNum 5559 DM CP-52 7393
DMcomp BDsup HD 128636 M HD 0
GC RA1950rad 3.82423121 DE1950rad -0.92130546 PmRA2000 0.0041
PmDE2000 0.014
Hipparcos
Catalog H HIP 71693 Proxy H RAhms 14 39 57.30
DEdms -53 00 05.2 Vmag 8.27 VarFlag R Vmag H
RAdeg 219.989 DEdeg -53.0014 AstroRef A Plx 13.6
CCDM 14400-5300 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 319 Rho 0.327 HD 128636 BD
CD CP CP-52 7393 Dm number -52 7393 VIred 0.55
SpType G1:+... R SpType Coord arcsec 2000 143957.30-530005.2
Hipparcos 2
HIP 71693 Sn 15 So 3 Nc 2
RArad 3.8395283284 DErad -0.9250494937 Plx 12.8 PmRA 49.35
PmDE 23.46 E RArad 0.65 E DErad 0.53 E Plx 0.94
E pmRA 0.85 E pmDE 0.96 Hpmag 8.3755 E Hpmag 0.0012
SHp 0.016 VA 0 BV 0.478 E BV 0.003
VI 0.55
CCDM
Ccdm 14400-5300 RComp Comp A Note1
Note2 Discov num DRAs -2.82 DDEs -5.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp F5 PmNote *
PmRA 40 PmDE 11 Dm number -52 7393 Cat1 CPD
Name2 241889 Cat2 SAO HD 128636 M HD
ADS BDS M ADS BDS N IDS IDS 14330S5234A
HIC 71693
 
 
14400-5300 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 143957.29-530005.2 Mag 10.08 Calc delta mag 1.45
Calc coord yes
CCDM
Ccdm 14400-5300 RComp Comp B Note1
Note2 Discov num B 1252 DRAs DDEs
R dRAs Year 1931 Theta 327 Rho 0.2
Obs 1 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 14330S5234B
HIC 71693