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Doubles in session


Current system
12533+2115
STF 1687 AB
35 Com


Nearby doubles
48' : 12566+2101
HO 538AB

54' : 12569+2056
AZC 78

55' : 12496+2053
LDS5760

56' : 12547+2206
MET 9

57' : 12507+2032
HU 640AB

58' : 12515+2207
LDS 940AB

58' : 12514+2206
CFN 10

59' : 12569+2144
DBR 309

59' : 12562+2157
SHN 168

66' : 12492+2147
STF1680

76' : 12561+2011
TDS8597

76' : 12553+2005
LDS2890

79' : 12571+2213
LDS2892

88' : 12481+2204
AZC 77

93' : 12599+2115
SLW 807

95' : 12522+2247
GIC 111

99' : 12531+1936
TOK 152

100' : 12530+1935
J 2087

102' : 12541+2255
LDS5762

109' : 13000+2211
SKF1484

109' : 13009+2134
GRV 860

113' : 12551+1925
GWP1878

115' : 12595+2000
LDS2894

116' : 12578+2252
YSC 238AB

118' : 12494+1931
TDS 679

118' : 12451+2143
GRV 858



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.

12533+2115 STF 1687 AB (35 Com)

 
 
12h 53m 17.77s +21° 14' 42.1" P.A. 203.00 sep 1.2 mag 5.15,7.08 Sp G7III dist. 86.81 pc (283.17 l.y.)
 
 
Coord 2000 12533+2115 Discov num STF1687 Comp AB Coord arcsec 2000 12 53 17.77 +21 14 42.1
Date first 1829 Date last 2020 Obs 402
Pa first 25 Pa last 202.8 P.A. Now (θ) 202.9°
Sep first 1.4 Sep last 1.2 Sep. Now (ρ) 1.205"
Mag pri 5.15 Mag sec 7.08 delta mag (ΔM) 1.93 Spectral class G7III (yellow)
Pri motion ra -048 Sec motion ra -048
Pri motion dec -027 Sec motion dec -027
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
12533+2115 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 35 Com 82550 12 53 18 +21 14 42 STF 1687 AB 2020 402 203 1.2 5.15 7.08 1.93 Y <===
Show 82550 12 53 18 +21 14 42 STF 1687 AC 2016 109 127 28.5 5.15 9.76 4.61
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 35 Com Constellation Coma Berenices SAO 82550 HIP 62886
Tycho2 1455-01412-1 Gaia DR2 3942757338955937408 HD 112033 HR 4894
GC 17493 ADS 8695 BD BD+22 2519 Flamsteed 35 Comae Berenices
Flamsteed name 35 Com Distance 86.81 Distance ly 283.17
 
 
ORBITAL ELEMENTS
 
 
Period (P)486.3482y± 101.6832 Periastron (T)1929.2214y± 53.8046 Semi-major axis (a)1.34595a± 0.11221
Eccentricity (e)0.14466± 0.11126 Inclination (i)34.132°± 5.931 Longitude of periastron (ω)51.278°± 33.063
Node (Ω)60.531°± 12.35 Notesn ReferenceIzm2019
Equinox Last observation2014 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 183.5 1.084
2001 184.5 1.089
2002 185.4 1.094
2003 186.3 1.099
2004 187.2 1.104
2005 188.1 1.109
2006 189.0 1.114
2007 189.9 1.119
2008 190.7 1.125
2009 191.6 1.130
2010 192.5 1.135
2011 193.3 1.140
2012 194.1 1.146
2013 195.0 1.151
2014 195.8 1.156
2015 196.6 1.162
2016 197.4 1.167
2017 198.2 1.172
2018 199.0 1.178
2019 199.8 1.183
2020 200.6 1.189
2021 201.4 1.194
2022 202.1 1.199
2023 202.9 1.205
2024 203.7 1.210
2025 204.4 1.215
2026 205.1 1.221
2027 205.9 1.226
2028 206.6 1.231
2029 207.3 1.237
2030 208.0 1.242


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


 
  


wds12533%2B2115c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12533+2115 STF 1687 AB (35 Com) : NOTES
 
 
discov_num notes refcode
STF1687 35 Com. The trend in the RV's of star A suggests that the ascending
node is in the third quadrant.
AC: Star C (mag 9.75, 29", G3IV-V) is physical according to LeBeau, LBu1990c
and in very slow direct motion.
AC: HJL 175. HJL1986
AC: H 5 130. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
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.)
LBu1990c Ma - Le Beau, J. 1990O&T....22...39L
LBu1990c Obs. et Travaux 22, 39, 1990
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12533+2115 STF1687 AB 2007 368 191 1.0 5.15 7.08 G7III NOD 125317.77+211442.1
12533+2115 STF1687 AB 2009 370 189 1.1 5.15 7.08 G7III NOD 125317.77+211442.1
12533+2115 STF1687 AB 2010 380 194 1.1 5.15 7.08 G7III NOD 125317.77+211442.1
12533+2115 STF1687 AB 2012 382 194 1.2 5.15 7.08 G7III NOD 125317.77+211442.1
12533+2115 STF1687 AB 2014 387 198 1.2 5.15 7.08 G7III NOD 125317.77+211442.1
12533+2115 STF1687 AB 2015 388 198 1.2 5.15 7.08 G7III NO 125317.77+211442.1
12533+2115 STF1687 AB 2017 390 199 1.1 5.15 7.08 G7III NO 125317.77+211442.1
12533+2115 STF1687 AB 2018 394 200 1.2 5.15 7.08 G7III NO 125317.77+211442.1
12533+2115 STF1687 AB 2019 398 198 1.3 5.15 7.08 G7III NO 125317.77+211442.1
12533+2115 STF1687 AB 2020 402 203 1.2 5.15 7.08 G7III NO 125317.77+211442.1

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

 
 
WDS 12533+2115 STF 1687 AB (35 Com) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12533+2115 STF 1687 AB (35 Com) : MEASURES
 
 
No records found.

 
 
WDS 12533+2115 (35 Com) : VIRTUAL EYEPIECE
 
 

12533+2115 STF1687A mag 5.15 Sp G7III 12533+2115 STF1687B sep 1.2 P.A. 201.40 mag 7.08 12533+2115 STF1687C sep 27.3 P.A. 129.10 mag 9.76 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 12533+2115 (35 Com) : ALADIN DSS IMAGE @ 12h 53m 17.77s +21° 14' 42.1"
 
 
 
 
WDS 12533+2115 STF 1687 AB (35 Com) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12533+2115 STF1687AB distance=0' 12566+2101 HO 538AB distance=48' 12566+2101 LDS2891AC distance=48' 12569+2056 AZC 78 distance=54' 12496+2053 LDS5760 distance=55' 12547+2206 MET 9 distance=56' 12507+2032 HU 640AB distance=57' 12507+2032 TOK 561AC distance=57' 12515+2207 LDS 940AB distance=58' 12515+2207 RAO 284AC distance=58' 12514+2206 CFN 10 distance=58' 12569+2144 DBR 309 distance=59' 12562+2157 SHN 168 distance=59' 12492+2147 STF1680 distance=66' 12561+2011 TDS8597 distance=76' 12553+2005 LDS2890 distance=76' 12571+2213 LDS2892 distance=79' 12481+2204 AZC 77 distance=88' 12599+2115 SLW 807 distance=93' 12522+2247 GIC 111 distance=95' 12531+1936 TOK 152 distance=99' 12530+1935 J 2087 distance=100' 12541+2255 LDS5762 distance=102' 13000+2211 SKF1484 distance=109' 13009+2134 GRV 860 distance=109' 12551+1925 GWP1878 distance=113' 12595+2000 LDS2894 distance=115' 12578+2252 YSC 238AB distance=116' 12494+1931 TDS 679 distance=118' 12451+2143 GRV 858 distance=118' 12471+2237 SHY 612 distance=120' 12598+1957 SLW 806 distance=120' 12573+1925 SLN 73 distance=124' 13013+2212 SLW 809 distance=126' 12519+1910 STF1685AB distance=126' 12519+1910 SHJ 153AC distance=126' 12519+1910 SHJ 153BC distance=127' 12440+2110 STT 253 distance=131' 12444+2200 HDS1783 distance=133' 12508+2327 CVR1472 distance=137' 13023+2028 J 2089 distance=137' 12431+2117 LDS5758 distance=144' 12571+2330 LDS 942 distance=144' 12454+2252 SLW 768 distance=147' 13038+2135 LDS2897 distance=148' 12526+2342 COU 396 distance=148' 13013+2258 LDS2895 distance=151' 12452+1927 SLW 767 distance=157' 12418+2132 SLW 760 distance=163' 12575+1842 BGH 5 distance=165' 13050+2139 SLW 819 distance=166' 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 12533+2115 STF1687 AB 203 1.2
Show 12533+2115 STF1687 AC 127 28.5
Show 12566+2101 HO 538 AB 98 1.9 48
Show 12566+2101 LDS2891 AC 244 35.3 48
Show 12569+2056 AZC 78 308 11.9 54
Show 12496+2053 LDS5760 159 11.1 55
Show 12547+2206 MET 9 50 1.7 56
Show 12507+2032 HU 640 AB 259 0.5 57
Show 12507+2032 TOK 561 AC 119 999.9 57
Show 12515+2207 LDS 940 AB 53 84.7 58
Show 12515+2207 RAO 284 AC 90 1.3 58
Show 12514+2206 CFN 10 92 1.3 58
Show 12569+2144 DBR 309 315 2.9 59
Show 12562+2157 SHN 168 -1 0.1 59
Show 12492+2147 STF1680 335 2.9 66
Show 12561+2011 TDS8597 344 0.5 76
Show 12553+2005 LDS2890 121 116.6 76
Show 12571+2213 LDS2892 201 15.9 79
Show 12481+2204 AZC 77 329 28.3 88
Show 12599+2115 SLW 807 43 9.1 93
Show 12522+2247 GIC 111 199 230.8 95
Show 12531+1936 TOK 152 321 10.8 99
Show 12530+1935 J 2087 164 6.7 100
Show 12541+2255 LDS5762 26 12.6 102
Show 13000+2211 SKF1484 201 1.9 109
Show 13009+2134 GRV 860 232 30.6 109
Show 12551+1925 GWP1878 41 26.8 113
Show 12595+2000 LDS2894 115 42.6 115
Show 12578+2252 YSC 238 AB 85 1.3 116
Show 12494+1931 TDS 679 168 1.1 118
Show 12451+2143 GRV 858 114 62.4 118
Show 12471+2237 SHY 612 23 999.9 120
Show 12598+1957 SLW 806 117 39.9 120
Show 12573+1925 SLN 73 173 12.2 124
Show 13013+2212 SLW 809 160 22.1 126
Show 12519+1910 STF1685 AB 202 16.0 126
Show 12519+1910 SHJ 153 AC 328 241.7 126
Show 12519+1910 SHJ 153 BC 331 251.3 127
Show 12440+2110 STT 253 238 6.5 131
Show 12444+2200 HDS1783 112 0.3 133
Show 12508+2327 CVR1472 47 4.8 137
Show 13023+2028 J 2089 223 6.8 137
Show 12431+2117 LDS5758 137 12.9 144
Show 12571+2330 LDS 942 87 7.7 144
Show 12454+2252 SLW 768 153 41.9 147
Show 13038+2135 LDS2897 105 9.3 148
Show 12526+2342 COU 396 315 0.9 148
Show 13013+2258 LDS2895 237 106.9 151
Show 12452+1927 SLW 767 101 132.9 157
Show 12418+2132 SLW 760 183 25.7 163
Show 12575+1842 BGH 5 222 82.0 165

 
 
WDS 12533+2115 : COMPONENTS
 
 
  A B
B pa=201.4°
sep=1.19"
 
C pa=129.1°
sep=27.28"
pa=126.6°
sep=26.95"
 
 
12533+2115 A
 
 
Name 35 Com Coord arcsec 2000 125317.77+211442.1 Mag 5.15 Spectral class G7III (yellow)
PmRA -48.00 PmDE -27.0 SAO 82550 HIP 62886
Tycho2 1455-01412-1 HD 112033 HR 4894 GC 17493
BD BD+22 2519 Flamsteed 35 Comae Berenices Flamsteed name 35 Com
Tycho2
Tycho2 1455-01412-1 Pflag P RAmdeg 193.32392316 DEmdeg 21.24490755
PmRA -48.1 PmDE -27.4 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.65 EpDEm 1991.57
Num 3 Q RAmdeg 1.7 Q DEmdeg 2.2 Q pmRA 1.6
Q pmDE 2.3 BTmag 6.328 E BTmag 0.014 VTmag 5.148
E VTmag 0.009 Prox 10 TYC T HIP 62886
CCDM A RAdeg 193.32403806 DEdeg 21.24502000 EpRA 1990 1.68
EpDE 1990 1.63 E RAdeg 3.4 E DEdeg 3.5 Posflg D
Corr 0.4
SAO
SAO 82550 DelFlag RA1950 PmRA1950 -0.0034
DE1950 PmDE1950 -0.027 Vmag 5.1 SpType K0
Double code Source 70 CatNum 17493 DM BD+22 2519
DMcomp A BDsup HD 112033 M HD 0
GC 17493 RA1950rad 3.36340035 DE1950rad 0.37553176 PmRA2000 -0.0034
PmDE2000 -0.022
Hipparcos
Catalog H HIP 62886 Proxy H RAhms 12 53 17.77
DEdms +21 14 42.1 Vmag 4.89 VarFlag R Vmag H
RAdeg 193.324 DEdeg 21.245 AstroRef A Plx 10.06
CCDM 12533+2115 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 176 Rho 1.052 HD 112033 BD BD+22 2519
CD CP Dm number +22 2519 VIred 0.91
SpType G8III R SpType Coord arcsec 2000 125317.77+211442.1
Hipparcos 2
HIP 62886 Sn 17 So 3 Nc 2
RArad 3.3741410937 DErad 0.3707955534 Plx 11.52 PmRA -37.66
PmDE -30.14 E RArad 0.71 E DErad 0.52 E Plx 0.87
E pmRA 0.98 E pmDE 0.68 Hpmag 5.0514 E Hpmag 0.0006
SHp 0.006 VA 0 BV 0.904 E BV 0.001
VI 0.91
CCDM
Ccdm 12533+2115 RComp Comp A Note1
Note2 Discov num DRAs -0.31 DDEs -18.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 5.2 Sp K0 PmNote *
PmRA -64 PmDE -29 Dm number +22 2519 Cat1 BD
Name2 +21 1322 Cat2 AGK2/3 HD 112033 M HD
ADS BDS A 8695 M ADS BDS N IDS IDS 12484N2147A
HIC 62886
 
 
12533+2115 B
 
 
Coord arcsec 2000 125317.74+211441.0 Mag 7.08 PmRA -48.00 PmDE -27.0
Tycho2 1455-01412-2 Calc delta mag 1.93 Calc coord yes
Tycho2
Tycho2 1455-01412-2 Pflag P RAmdeg 193.32392316 DEmdeg 21.24490755
PmRA -48.1 PmDE -27.4 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.65 EpDEm 1991.57
Num 3 Q RAmdeg 1.7 Q DEmdeg 2.2 Q pmRA 1.6
Q pmDE 2.3 BTmag 7.520 E BTmag 0.016 VTmag 7.081
E VTmag 0.010 Prox 10 TYC HIP 62886
CCDM B RAdeg 193.32406528 DEdeg 21.24472944 EpRA 1990 1.65
EpDE 1990 1.67 E RAdeg 4.3 E DEdeg 4.6 Posflg D
Corr 0.3
CCDM
Ccdm 12533+2115 RComp Comp B Note1 *
Note2 Discov num STF1687 DRAs DDEs
R dRAs Year 1829 Theta Rho
Obs 99 Vmag 8.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8695 M ADS BDS N IDS IDS 12484N2147B
HIC 62886
 
 
12533+2115 C
 
 
Coord arcsec 2000 125319.29+211424.9 Mag 9.76 PmRA -53.00 PmDE -29.0
Calc delta mag 4.61 Calc coord yes
CCDM
Ccdm 12533+2115 RComp Comp C Note1
Note2 Discov num STF1687 DRAs 1.31 DDEs -35.5
R dRAs 10 Year 1830 Theta 126 Rho 28.7
Obs 99 Vmag 9.1 Sp PmNote *
PmRA -70 PmDE -39 Dm number Cat1
Name2 +21 1323 Cat2 AGK2/3 HD M HD
ADS BDS A 8695 M ADS BDS N IDS IDS 12484N2147C
HIC