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Doubles in session


Current system
02270+3117
HO 216
HD 15128


Nearby doubles
20' : 02274+3059
INN 1AB

29' : 02291+3112
LDS3393

35' : 02266+3151
TDS2250

48' : 02249+3039
HDS 314AB

51' : 02267+3207
HJL1018AB

63' : 02288+3215
WOR 2

74' : 02268+3003
LDS3385AB

84' : 02276+2954
GMZ 12

85' : 02336+3125
HJ 653

87' : 02282+2952
STF 269AB

92' : 02266+3248
KPP 19

96' : 02201+3043
TDS2209

96' : 02281+3251
ES 2407

97' : 02235+2953
AZC 23

97' : 02199+3047
A 960

99' : 02282+2940
YSC 1

111' : 02245+2931
MLB 517

112' : 02211+2956
A 962

112' : 02194+3208
ES 2406

113' : 02314+3255
KU 10

117' : 02180+3116
A 959AB

117' : 02197+3232
HJ 648

126' : 02202+2949
A 961

126' : 02178+3202
UC 712

134' : 02369+3204
LDS3404

137' : 02292+2904
A 965



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.

02270+3117 HO 216 (HD 15128)

 
 
02h 27m 00.99s +31° 17' 17.3" P.A. 6.00 sep 1.4 mag 7.90,9.44 Sp F6V dist. 78.93 pc (257.47 l.y.)
 
 
Coord 2000 02270+3117 Discov num HO  216 Comp Coord arcsec 2000 02 27 00.99 +31 17 17.3
Date first 1887 Date last 2018 Obs 29
Pa first 331 Pa last 6.3 P.A. Now (θ) 6.3°
Sep first 1.0 Sep last 1.431 Sep. Now (ρ) 1.431"
Mag pri 7.90 Mag sec 9.44 delta mag (ΔM) 1.54 Spectral class F6V (yellow-white)
Pri motion ra +088 Sec motion ra +088
Pri motion dec -035 Sec motion dec -035
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 15128 Constellation Triangulum SAO 55566 HIP 11408
Tycho2 2323-01122-1 Gaia DR2 132522762106356224 HD 15128 ADS 1851
BD BD+30 396 Distance 78.93 Distance ly 257.47
 
 
ORBITAL ELEMENTS
 
 
Period (P)1040.7382y± 494.5483 Periastron (T)1849.6088y± 72.7469 Semi-major axis (a)2.47564a± 1.22043
Eccentricity (e)0.85739± 0.22498 Inclination (i)67.639°± 11.538 Longitude of periastron (ω)97.035°± 18.245
Node (Ω)134.565°± 49.044 Notes ReferenceIzm2019
Equinox Last observation2013 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 2.4 1.386
2001 2.7 1.387
2002 2.9 1.389
2003 3.1 1.391
2004 3.3 1.392
2005 3.5 1.394
2006 3.7 1.396
2007 3.9 1.397
2008 4.1 1.399
2009 4.4 1.400
2010 4.6 1.402
2011 4.8 1.404
2012 5.0 1.405
2013 5.2 1.407
2014 5.4 1.408
2015 5.6 1.410
2016 5.8 1.411
2017 6.0 1.413
2018 6.2 1.414
2019 6.5 1.416
2020 6.7 1.417
2021 6.9 1.419
2022 7.1 1.420
2023 7.3 1.421
2024 7.5 1.423
2025 7.7 1.424
2026 7.9 1.426
2027 8.1 1.427
2028 8.3 1.429
2029 8.5 1.430
2030 8.7 1.431


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


 
  


wds02270%2B3117a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 02270+3117 HO 216 (HD 15128) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HO Hough, G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02270+3117 HO 216 1997 24 3 1.4 7.90 9.44 F6V D 022700.99+311717.3
02270+3117 HO 216 2007 25 3 1.3 7.90 9.44 F6V D 022700.99+311717.3
02270+3117 HO 216 2013 26 6 1.4 7.90 9.44 F6V 022700.99+311717.3
02270+3117 HO 216 2018 28 6 1.4 7.90 9.44 F6V 022700.99+311717.3

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

 
 
WDS 02270+3117 HO 216 (HD 15128) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02270+3117 HO 216 (HD 15128) : MEASURES
 
 
No records found.

 
 
WDS 02270+3117 (HD 15128) : VIRTUAL EYEPIECE
 
 

02270+3117 HO 216A mag 7.9 Sp F6V 02270+3117 HO 216B sep 1.4 P.A. 5.40 mag 9.44 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 02270+3117 (HD 15128) : ALADIN DSS IMAGE @ 02h 27m 00.99s +31° 17' 17.3"
 
 
 
 
WDS 02270+3117 HO 216 (HD 15128) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02270+3117 HO 216 distance=0' 02274+3059 INN 1AB distance=20' 02291+3112 LDS3393 distance=29' 02266+3151 TDS2250 distance=35' 02249+3039 HDS 314AB distance=48' 02249+3039 UC 733AC distance=48' 02267+3207 A 964Aa,Ab distance=51' 02267+3207 HJL1018AB distance=51' 02288+3215 WOR 2 distance=63' 02268+3003 LDS3385AB distance=74' 02268+3003 UC 740AC distance=74' 02276+2954 GMZ 12 distance=84' 02336+3125 HJ 653 distance=85' 02282+2952 STF 269AB distance=87' 02266+3248 KPP 19 distance=92' 02201+3043 TDS2209 distance=96' 02281+3251 ES 2407 distance=96' 02235+2953 AZC 23 distance=97' 02199+3047 A 960 distance=97' 02282+2940 YSC 1 distance=99' 02245+2931 MLB 517 distance=111' 02211+2956 A 962 distance=112' 02194+3208 ES 2406 distance=112' 02314+3255 KU 10 distance=113' 02180+3116 A 959AB distance=117' 02180+3116 FOX 123AC distance=117' 02197+3232 HJ 648 distance=117' 02202+2949 A 961 distance=126' 02178+3202 UC 712 distance=126' 02369+3204 LDS3404 distance=134' 02292+2904 A 965 distance=137' 02239+3330 STF 258CD distance=138' 02239+3330 BU 876AB distance=139' 02239+3330 STF 258AC distance=139' 02161+3109 COU 670 distance=140' 02372+3024 COU 671 distance=142' 02166+3031 MLB 741AB distance=142' 02166+3031 MLB 741AC distance=142' 02160+3044 MLB 739 distance=146' 02208+3321 LDS3372AB distance=147' 02208+3321 KPP3151Aa,Ab distance=147' 02196+3315 HU 808 distance=151' 02247+3345 CRB 47 distance=152' 02257+2846 UR 4AB distance=153' 02222+3340 COU 754 distance=155' 02393+3055 OL 115 distance=159' 02189+2914 HJL1015 distance=162' 02361+2924 HDS 338 distance=163' 02166+2945 KPP 83 distance=164' 02291+2835 KPP1694 distance=166' 02157+2957 MLB 738 distance=167' 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 02270+3117 HO 216 6 1.4
Show 02274+3059 INN 1 AB 316 22.0 20
Show 02291+3112 LDS3393 352 261.4 29
Show 02266+3151 TDS2250 101 0.5 35
Show 02249+3039 HDS 314 AB 257 0.3 48
Show 02249+3039 UC 733 AC 180 20.4 48
Show 02267+3207 A 964 Aa,Ab 76 0.2 51
Show 02267+3207 HJL1018 AB 78 73.4 51
Show 02288+3215 WOR 2 285 0.2 63
Show 02268+3003 LDS3385 AB 92 222.3 74
Show 02268+3003 UC 740 AC 125 32.5 74
Show 02276+2954 GMZ 12 53 2.2 84
Show 02336+3125 HJ 653 43 23.2 85
Show 02282+2952 STF 269 AB 345 1.7 87
Show 02266+3248 KPP 19 180 3.8 92
Show 02201+3043 TDS2209 157 2.2 96
Show 02281+3251 ES 2407 282 6.7 96
Show 02235+2953 AZC 23 147 19.0 97
Show 02199+3047 A 960 317 1.1 97
Show 02282+2940 YSC 1 232 0.1 99
Show 02245+2931 MLB 517 25 4.4 111
Show 02211+2956 A 962 67 0.9 112
Show 02194+3208 ES 2406 203 3.7 112
Show 02314+3255 KU 10 357 3.4 113
Show 02180+3116 A 959 AB 4 3.9 117
Show 02180+3116 FOX 123 AC 309 52.6 117
Show 02197+3232 HJ 648 98 9.6 117
Show 02202+2949 A 961 273 0.3 126
Show 02178+3202 UC 712 249 114.6 126
Show 02369+3204 LDS3404 58 2.0 134
Show 02292+2904 A 965 212 1.9 137
Show 02239+3330 STF 258 CD 30 6.4 138
Show 02239+3330 BU 876 AB 243 1.2 139
Show 02239+3330 STF 258 AC 151 70.9 139
Show 02161+3109 COU 670 133 0.8 140
Show 02372+3024 COU 671 111 0.6 142
Show 02166+3031 MLB 741 AB 297 7.1 142
Show 02166+3031 MLB 741 AC 146 18.1 142
Show 02160+3044 MLB 739 130 16.0 146
Show 02208+3321 LDS3372 AB 172 67.5 147
Show 02208+3321 KPP3151 Aa,Ab 337 1.5 147
Show 02196+3315 HU 808 210 0.6 151
Show 02247+3345 CRB 47 313 38.4 152
Show 02257+2846 UR 4 AB 83 6.3 153
Show 02222+3340 COU 754 79 0.7 155
Show 02393+3055 OL 115 137 2.8 159
Show 02189+2914 HJL1015 77 71.9 162
Show 02361+2924 HDS 338 308 0.5 163
Show 02166+2945 KPP 83 249 3.6 164
Show 02291+2835 KPP1694 36 13.1 166
Show 02157+2957 MLB 738 275 9.1 167

 
 
WDS 02270+3117 : COMPONENTS
 
 
  A
B pa=5.4°
sep=1.43"
 
 
02270+3117 A
 
 
Componente originario normalizzato AB Name HD 15128 Coord arcsec 2000 022700.99+311717.3 Mag 7.9
Spectral class F6V (yellow-white) PmRA 88.00 PmDE -35.0 SAO 55566
HIP 11408 Tycho2 2323-01122-1 HD 15128 ADS 1851
BD BD+30 396
Tycho2
Tycho2 2323-01122-1 Pflag P RAmdeg 36.75412600 DEmdeg 31.28813908
PmRA 87.8 PmDE -34.5 E RAmdeg 4 E DEmdeg 6
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.82 EpDEm 1991.66
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.7 Q pmRA 0.8
Q pmDE 1.7 BTmag 8.378 E BTmag 0.016 VTmag 7.903
E VTmag 0.011 Prox 14 TYC T HIP 11408
CCDM A RAdeg 36.75389361 DEdeg 31.28818250 EpRA 1990 1.88
EpDE 1990 1.81 E RAdeg 4.4 E DEdeg 5.6 Posflg D
Corr 0.0
SAO
SAO 55566 DelFlag RA1950 PmRA1950 0.0067
DE1950 PmDE1950 -0.026 Vmag 8 SpType F5
Double code Source 6 CatNum 230 DM BD+30 396
DMcomp BDsup HD 15128 M HD 0
GC RA1950rad 0.62852985 DE1950rad 0.54217866 PmRA2000 0.0067
PmDE2000 -0.03
Hipparcos
Catalog H HIP 11408 Proxy H RAhms 02 27 00.93
DEdms +31 17 17.5 Vmag 7.64 VarFlag R Vmag H
RAdeg 36.7539 DEdeg 31.2882 AstroRef A Plx 12.16
CCDM 02270+3117 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 0 Rho 1.368 HD 15128 BD BD+30 396
CD CP Dm number +30 396 VIred 0.52
SpType F6V R SpType Coord arcsec 2000 022700.93+311717.5
Hipparcos 2
HIP 11408 Sn 15 So 3 Nc 2
RArad 0.6414761284 DErad 0.5460818731 Plx 12.67 PmRA 86.41
PmDE -29.98 E RArad 0.88 E DErad 0.54 E Plx 1.08
E pmRA 1.26 E pmDE 0.74 Hpmag 7.7421 E Hpmag 0.0011
SHp 0.009 VA 0 BV 0.1 E BV 0.495
VI 0.52
CCDM
Ccdm 02270+3117 RComp Comp A Note1
Note2 Discov num DRAs 1.05 DDEs 18.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp F5 PmNote *
PmRA 100 PmDE -17 Dm number +30 396 Cat1 BD
Name2 +31 230 Cat2 AGK2/3 HD 15128 M HD
ADS BDS A 1851 M ADS BDS N IDS IDS 02211N3050A
HIC 11408
 
 
02270+3117 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 022701.00+311718.7 Mag 9.44 PmRA 88.00
PmDE -35.0 Tycho2 2323-01122-2 Calc delta mag 1.54 Calc coord yes
Tycho2
Tycho2 2323-01122-2 Pflag P RAmdeg 36.75412600 DEmdeg 31.28813908
PmRA 87.8 PmDE -34.5 E RAmdeg 4 E DEmdeg 6
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.82 EpDEm 1991.66
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.7 Q pmRA 0.8
Q pmDE 1.7 BTmag 10.234 E BTmag 0.029 VTmag 9.444
E VTmag 0.021 Prox 14 TYC HIP 11408
CCDM B RAdeg 36.75389611 DEdeg 31.28856389 EpRA 1990 1.88
EpDE 1990 1.81 E RAdeg 11.8 E DEdeg 16.7 Posflg D
Corr 0.0
CCDM
Ccdm 02270+3117 RComp Comp B Note1
Note2 Discov num HO 216 DRAs DDEs
R dRAs Year 1953 Theta 352 Rho 1.2
Obs 12 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 1851 M ADS BDS N IDS IDS 02211N3050B
HIC 11408