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Doubles in session


Current system
09110-1929
I 824
HD 79034


Nearby doubles
14' : 09103-1920
ARA 406

28' : 09122-1951
ARA 650

55' : 09111-2023
UC 1760

57' : 09148-1946
DAM1572

61' : 09151-1949
B 772

64' : 09153-1948
ARA 651

66' : 09065-1917
HDS1325

68' : 09144-1841
A 3075

68' : 09154-1955
I 826

69' : 09136-1832
A 3074

69' : 09150-2007
HO 363

69' : 09078-1837
KPP1517

70' : 09143-1838
RST2618

72' : 09133-2033
KPP3778

75' : 09091-1820
VIG 12

75' : 09098-2041
J 1541

76' : 09086-2037
UC 1754

78' : 09056-1936
ARA 649

80' : 09115-2049
ARA1064

80' : 09156-2016
PTT 15

81' : 09142-2036
ARA1066

92' : 09140-2052
ARA1065

97' : 09069-1812
RST3621

98' : 09172-2012
ARA 653

102' : 09178-2004
ARA 654

109' : 09127-2115
LDS3865



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.

09110-1929 I 824 (HD 79034)

 
 
09h 11m 00.59s -19° 28' 59.1" P.A. 155.00 sep 0.1 mag 9.30,9.40 Sp F0mdD
 
 
Coord 2000 09110-1929 Discov num I   824 Comp Coord arcsec 2000 09 11 00.59 -19 28 59.1
Date first 1910 Date last 2020 Obs 17
Pa first 260 Pa last 154.7 P.A. Now (θ) 154.7°
Sep first 0.5 Sep last 0.073 Sep. Now (ρ) 0.073"
Mag pri 9.30 Mag sec 9.40 delta mag (ΔM) 0.1 Spectral class F0mdD (yellow-white)
Pri motion ra -022 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 79034 Constellation Hydra SAO 154979 Tycho2 6035-01215-1
Gaia DR2 5680352771631938944 HD 79034 ADS 7225
 
 
ORBITAL ELEMENTS
 
 
Period (P)940y Periastron (T)2029.4y Semi-major axis (a)0.492a
Eccentricity (e)0.869 Inclination (i)130.3° Longitude of periastron (ω)18°
Node (Ω)116.5° Notesn ReferenceDoc2020d
Equinox2000 Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 223.6 0.139
2001 222.0 0.135
2002 220.3 0.131
2003 218.6 0.127
2004 216.7 0.123
2005 214.6 0.119
2006 212.5 0.116
2007 210.2 0.112
2008 207.7 0.108
2009 205.1 0.105
2010 202.3 0.101
2011 199.3 0.098
2012 196.1 0.095
2013 192.7 0.092
2014 189.1 0.089
2015 185.2 0.086
2016 181.1 0.084
2017 176.7 0.081
2018 172.1 0.079
2019 167.3 0.077
2020 162.2 0.076
2021 157.0 0.074
2022 151.5 0.073
2023 145.9 0.072
2024 140.1 0.071
2025 134.1 0.070
2026 127.9 0.069
2027 121.5 0.067
2028 114.7 0.065
2029 107.6 0.063
2030 100.0 0.061


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


 
  


wds09110-1929a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 09110-1929 I 824 (HD 79034) : NOTES
 
 
discov_num notes refcode
I 824 Spectrum: Fm delta Del.
Ma,Mb = 1.83 +/- 0.16 , 1.79 +/- 0.15 \msun. GmJ2022
 
 
REFERENCES
 
 
refcode metd author reference
Doc2020d orb - Docobo, J.A., Mendez, R.A., Campo, P., Costa, E., & Gomez, J. 2020IAUDS.201....1A
Doc2020d Inf. Circ. 201, 1, 2020
GmJ2022 orb j Gomez, J., Docobo, J.A., Campo, P.P., Andrade, M., Mendez, R.A. & Costa, E. 2022MNRAS.509.4229G
GmJ2022 +not MNRAS 509, 4229, 2022
 
 
DISCOVERER
 
 
idgroup discov author
1 I Innes, R.T.A.
5 I MNRAS 57, 533, 1897 (data also in I__1897b,
5 I I__1897c)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09110-1929 I 824 1989 12 236 0.2 9.30 9.40 N 091100.59-192859.1
09110-1929 I 824 2018 14 171 0.1 9.30 9.40 F0mdD N 091100.59-192859.1
09110-1929 I 824 2019 16 160 0.1 9.30 9.40 F0mdD N 091100.59-192859.1
09110-1929 I 824 2020 17 155 0.1 9.30 9.40 F0mdD NO 091100.59-192859.1

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

 
 
WDS 09110-1929 I 824 (HD 79034) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09110-1929 I 824 (HD 79034) : MEASURES
 
 
No records found.

 
 
WDS 09110-1929 (HD 79034) : VIRTUAL EYEPIECE
 
 

09110-1929 I 824A mag 9.3 Sp F0mdD 09110-1929 I 824B sep 0.1 P.A. 156.00 mag 9.4 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 09110-1929 (HD 79034) : ALADIN DSS IMAGE @ 09h 11m 00.59s -19° 28' 59.1"
 
 
 
 
WDS 09110-1929 I 824 (HD 79034) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09110-1929 I 824 distance=0' 09103-1920 ARA 406 distance=14' 09122-1951 ARA 650 distance=28' 09111-2023 UC 1760 distance=55' 09148-1946 DAM1572 distance=57' 09151-1949 B 772 distance=61' 09153-1948 ARA 651 distance=64' 09065-1917 HDS1325 distance=66' 09144-1841 A 3075 distance=68' 09154-1955 I 826 distance=68' 09136-1832 A 3074 distance=69' 09150-2007 HO 363 distance=69' 09078-1837 KPP1517 distance=69' 09143-1838 RST2618 distance=70' 09133-2033 KPP3778 distance=72' 09091-1820 VIG 12 distance=75' 09098-2041 J 1541 distance=75' 09086-2037 UC 1754 distance=76' 09056-1936 ARA 649 distance=78' 09115-2049 ARA1064 distance=80' 09156-2016 PTT 15 distance=80' 09142-2036 ARA1066 distance=81' 09140-2052 ARA1065 distance=92' 09069-1812 RST3621 distance=97' 09172-2012 ARA 653 distance=98' 09178-2004 ARA 654 distance=102' 09127-2115 LDS3865 distance=109' 09187-1950 ARA 655 distance=111' 09085-2115 RST2607 distance=112' 09108-2124 ARA1463 distance=116' 09184-2022 S 595 distance=118' 09069-2111 DAM1536 distance=118' 09070-2113 I 1183 distance=118' 09147-1733 RST3628 distance=128' 09191-2026 B 773AB distance=128' 09191-2026 B 773AB,C distance=128' 09050-2108 UC 1750AB distance=130' 09149-1731 DAM1574 distance=131' 09152-2127 ARA1464 distance=133' 09026-2029 KPP2557 distance=134' 09109-2144 DON 321 distance=136' 09168-2121 ARA1067 distance=138' 09019-2024 KPP1554 distance=140' 09012-1921 HDS1308 distance=140' 09210-1955 ARA 656 distance=144' 09141-1713 RST3627AB distance=144' 09141-1713 DAM1567AB,C distance=144' 09022-1815 TDS6259 distance=145' 09005-1917 RSS 184 distance=150' 09017-2043 TOI1925 distance=152' 09087-2159 RSS 191 distance=154' 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 09110-1929 I 824 155 0.1
Show 09103-1920 ARA 406 354 11.5 14
Show 09122-1951 ARA 650 7 13.1 28
Show 09111-2023 UC 1760 180 21.0 55
Show 09148-1946 DAM1572 267 6.1 57
Show 09151-1949 B 772 11 0.8 61
Show 09153-1948 ARA 651 22 10.5 64
Show 09065-1917 HDS1325 138 0.2 66
Show 09144-1841 A 3075 139 3.1 68
Show 09154-1955 I 826 19 3.1 68
Show 09136-1832 A 3074 261 1.3 69
Show 09150-2007 HO 363 183 2.5 69
Show 09078-1837 KPP1517 125 11.4 69
Show 09143-1838 RST2618 124 0.6 70
Show 09133-2033 KPP3778 119 1.7 72
Show 09091-1820 VIG 12 237 13.9 75
Show 09098-2041 J 1541 289 7.2 75
Show 09086-2037 UC 1754 157 28.5 76
Show 09056-1936 ARA 649 55 15.4 78
Show 09115-2049 ARA1064 262 12.1 80
Show 09156-2016 PTT 15 259 12.5 80
Show 09142-2036 ARA1066 331 13.9 81
Show 09140-2052 ARA1065 221 13.2 92
Show 09069-1812 RST3621 55 2.2 97
Show 09172-2012 ARA 653 117 7.7 98
Show 09178-2004 ARA 654 148 13.2 102
Show 09127-2115 LDS3865 238 7.6 109
Show 09187-1950 ARA 655 213 12.3 111
Show 09085-2115 RST2607 27 3.2 112
Show 09108-2124 ARA1463 266 13.6 116
Show 09184-2022 S 595 286 75.0 118
Show 09069-2111 DAM1536 312 1.6 118
Show 09070-2113 I 1183 323 2.0 118
Show 09147-1733 RST3628 155 0.7 128
Show 09191-2026 B 773 AB 218 0.6 128
Show 09191-2026 B 773 AB,C 225 5.7 128
Show 09050-2108 UC 1750 AB 225 19.9 130
Show 09149-1731 DAM1574 356 7.8 131
Show 09152-2127 ARA1464 344 15.0 133
Show 09026-2029 KPP2557 5 23.1 134
Show 09109-2144 DON 321 135 1.2 136
Show 09168-2121 ARA1067 85 11.8 138
Show 09019-2024 KPP1554 308 11.7 140
Show 09012-1921 HDS1308 2 0.6 140
Show 09210-1955 ARA 656 340 12.8 144
Show 09141-1713 RST3627 AB 227 0.5 144
Show 09141-1713 DAM1567 AB,C 275 18.6 144
Show 09022-1815 TDS6259 92 0.4 145
Show 09005-1917 RSS 184 35 12.0 150
Show 09017-2043 TOI1925 149 2.9 152
Show 09087-2159 RSS 191 128 9.1 154

 
 
WDS 09110-1929 : COMPONENTS
 
 
  A
B pa=156.0°
sep=0.07"
 
 
09110-1929 A
 
 
Componente originario normalizzato AB Name HD 79034 Coord arcsec 2000 091100.59-192859.1 Mag 9.3
Spectral class F0mdD (yellow-white) PmRA -22.00 PmDE 2.0 SAO 154979
Tycho2 6035-01215-1 HD 79034 DM BD-18 2602
Tycho2
Tycho2 6035-01215-1 Pflag RAmdeg 137.75249038 DEmdeg -19.48309155
PmRA -9.3 PmDE -1.8 E RAmdeg 9 E DEmdeg 11
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.59 EpDEm 1989.57
Num 9 Q RAmdeg 0.6 Q DEmdeg 2.2 Q pmRA 0.6
Q pmDE 2.1 BTmag 9.428 E BTmag 0.021 VTmag 8.979
E VTmag 0.017 Prox 877 TYC T HIP
CCDM RAdeg 137.75251333 DEdeg -19.48308861 EpRA 1990 1.74
EpDE 1990 1.46 E RAdeg 9.3 E DEdeg 12.0 Posflg
Corr -0.2
SAO
SAO 154979 DelFlag RA1950 PmRA1950 -0.0021
DE1950 PmDE1950 -0.015 Vmag 8.5 SpType F0
Double code Source 22 CatNum 4082 DM BD-18 2602
DMcomp BDsup HD 79034 M HD 0
GC RA1950rad 2.39420926 DE1950rad -0.33646518 PmRA2000 -0.0018
PmDE2000 -0.011
CCDM
Ccdm 09110-1929 RComp Comp A Note1
Note2 Discov num DRAs 0.47 DDEs -0.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp F0 PmNote *
PmRA -30 PmDE -15 Dm number -18 2602 Cat1 BD
Name2 154979 Cat2 SAO HD 79034 M HD
ADS BDS A 7225 M ADS BDS N IDS IDS 09064S1904A
HIC
 
 
09110-1929 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 091100.59-192859.2 Mag 9.4 Calc delta mag 0.1
Calc coord yes
CCDM
Ccdm 09110-1929 RComp Comp B Note1
Note2 Discov num I 824 DRAs DDEs
R dRAs Year 1959 Theta 079 Rho 0.2
Obs 7 Vmag 9.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7225 M ADS BDS N IDS IDS 09064S1904B
HIC