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73 Klytia (A862 GA)
Classification: Main-belt Asteroid          SPK-ID: 2000073
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04169489568317192 1.971e-08  
a 2.664441801422962 7.6435e-09 au
q 2.553348178458749 5.5176e-08 au
i 2.369944170966127 3.8844e-07 deg
node 6.851171623349974 1.7475e-05 deg
peri 54.89062403425706 3.4795e-05 deg
M 290.0904360393566 2.8357e-05 deg
tp 2459508.990558826221
(2021-Oct-21.49055883)
0.00012558 TDB
period 1588.575223269319
4.35
6.8357e-06
1.872e-08
d
yr
n .2266181637021337 9.7515e-10 deg/d
Q 2.775535424387176 7.9622e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3394  
   data-arc span      57086 days (156.29 yr)  
   first obs. used      1864-10-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44697  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 17:48:58  

Additional Information
 Earth MOID = 1.56586 au 
 Jupiter MOID = 2.34502 au 
 T_jup = 3.382 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456363.5 (2013-Mar-12.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04404382546099198 1.992e-08  
q 2.548723315028481 5.5847e-08 au
tp 2456330.894573078550
(2013-Feb-07.39457308)
0.00011541 TDB
node 7.136337077960149 1.7465e-05 deg
peri 54.71327525853241 3.3554e-05 deg
i 2.370554794798938 3.9056e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3394  
   data-arc span      57086 days (156.29 yr)  
   first obs. used      1864-10-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44697  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 17:48:58  

Additional Information
 Jupiter MOID = 2.34502 au 
 T_jup = 3.382 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.967930603732928E-16 -1.103904148319978E-15 -1.150646226447352E-12 -3.695161480869834E-14 -2.016894956244238E-13 3.982737394707938E-16
q -1.103904148319978E-15 3.118843863938849E-15 3.262027562812548E-12 9.13109107924045E-14 5.902965549758659E-13 -1.301377064463458E-15
tp -1.150646226447352E-12 3.262027562812548E-12 1.331966484968533E-8 -5.062131204679722E-10 3.330509476840621E-9 -1.87236053384942E-11
node -3.695161480869834E-14 9.13109107924045E-14 -5.062131204679722E-10 3.050407630591228E-10 -4.154044633228367E-10 4.955971571477623E-12
peri -2.016894956244238E-13 5.902965549758659E-13 3.330509476840621E-9 -4.154044633228367E-10 1.125840431085242E-9 -9.073334158759285E-12
i 3.982737394707938E-16 -1.301377064463458E-15 -1.87236053384942E-11 4.955971571477623E-12 -9.073334158759285E-12 1.525348596426334E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.02   n/a E2021B10  
diameter diameter 44.590 km 0.941 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.297 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hainaut-Rouelle, M.-C.; Hainaut, O.R.; Detal, A. (1995) Astron. Astrophys. Suppl. Ser. 112, 125-142.]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Marciniak, A.; Michalowski, T,. Kaasalainen, M.; Kryszczynska, A.; et al. (2008) Astron. Astrophys. 478, 559-565.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.223   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

73 Klytia (A862 GA)          Discovered 1862-Apr-07 by Tuttle, H. P. at Cambridge
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A862 GA = 1949 HE1 = 1952 BA = 1954 JG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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