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2647 Sova (1980 SP)
Classification: Main-belt Asteroid          SPK-ID: 2002647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1364103128774332 1.6987e-08  
a 2.243770534449154 5.9388e-09 au
q 1.93769709381978 3.9602e-08 au
i 3.936663267199224 9.6883e-07 deg
node 290.5765847528486 1.0454e-05 deg
peri 122.5662861202945 1.0414e-05 deg
M 7.10807327247224 6.7933e-06 deg
tp 2459372.260956233036
(2021-Jun-06.76095623)
2.3114e-05 TDB
period 1227.626027703017
3.36
4.8739e-06
1.334e-08
d
yr
n .2932489144707918 1.1643e-09 deg/d
Q 2.549843975078529 6.7489e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3210  
   data-arc span      24806 days (67.92 yr)  
   first obs. used      1953-09-09  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 16:28:12  

Additional Information
 Earth MOID = .951913 au 
 Jupiter MOID = 2.77419 au 
 T_jup = 3.617 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457504.5 (2016-Apr-26.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376623102942423 1.7035e-08  
q 1.93473384077458 3.9736e-08 au
tp 2456916.455711087666
(2014-Sep-15.95571109)
1.937e-05 TDB
node 290.6079085561428 1.0459e-05 deg
peri 122.4417896789227 1.0389e-05 deg
i 3.936064459017662 9.6806e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3210  
   data-arc span      24806 days (67.92 yr)  
   first obs. used      1953-09-09  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 16:28:12  

Additional Information
 Jupiter MOID = 2.77419 au 
 T_jup = 3.617 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.902065954085336E-16 -6.71547443325675E-16 5.90859803324964E-14 2.688628304331017E-14 -3.229724913531026E-14 -3.57282904893252E-16
q -6.71547443325675E-16 1.578978100804967E-15 -1.197702312631468E-13 -6.074964395090215E-14 8.011035663321073E-14 9.391960249678716E-16
tp 5.90859803324964E-14 -1.197702312631468E-13 3.752116831882683E-10 6.606597241998219E-11 5.482312159704243E-11 5.614815860106574E-12
node 2.688628304331017E-14 -6.074964395090215E-14 6.606597241998219E-11 1.093972835618958E-10 -8.778941043801409E-11 7.364223530193977E-12
peri -3.229724913531026E-14 8.011035663321073E-14 5.482312159704243E-11 -8.778941043801409E-11 1.079211818743774E-10 -5.475081825607351E-12
i -3.57282904893252E-16 9.391960249678716E-16 5.614815860106574E-12 7.364223530193977E-12 -5.475081825607351E-12 9.371469718613589E-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 12.76   n/a E2021B10  
diameter diameter 7.635 km 0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.366 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Menke, J. (2005) Minor Planet Bull. 32, 85-88.]
[Pray, D. (2005) Minor Planet Bull. 32, 48-51.]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.303   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2647 Sova (1980 SP)          Discovered 1980-Sep-29 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 SP = 1950 WC = 1953 RO = 1970 RO = 1975 EC = 1977 XE = 1982 FF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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