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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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1364103128565308 1.6987e-08  
a 2.243770534443888 5.9419e-09 au
q 1.937697093862132 3.9604e-08 au
i 3.936663267183874 9.6887e-07 deg
node 290.5765847505212 1.0455e-05 deg
peri 122.5662861265224 1.0414e-05 deg
M 7.108073266951867 6.7953e-06 deg
tp 2459372.260956251946
(2021-Jun-06.76095625)
2.3121e-05 TDB
period 1227.626027698695
3.36
4.8764e-06
1.335e-08
d
yr
n .2932489144718242 1.1649e-09 deg/d
Q 2.549843975025644 6.7524e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3196  
   data-arc span      24603 days (67.36 yr)  
   first obs. used      1953-09-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41198  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:44:07  

Additional Information
 Earth MOID = .951913 au 
 Jupiter MOID = 2.77419 au 
 T_jup = 3.617 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457501.5 (2016-Apr-23.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376593535715521 1.7035e-08  
q 1.934745788672416 3.9737e-08 au
tp 2456916.455699807676
(2014-Sep-15.95569981)
1.9373e-05 TDB
node 290.6080722971217 1.046e-05 deg
peri 122.4422013997428 1.0389e-05 deg
i 3.936058895684264 9.6811e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3196  
   data-arc span      24603 days (67.36 yr)  
   first obs. used      1953-09-09  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41198  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 13:44:07  

Additional Information
 Jupiter MOID = 2.77419 au 
 T_jup = 3.617 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.902077227849744E-16 -6.715605361827116E-16 5.907414454860497E-14 2.688867508194741E-14 -3.230342368107774E-14 -3.572401306423714E-16
q -6.715605361827116E-16 1.579058689332445E-15 -1.197137908499496E-13 -6.075518615653665E-14 8.013542467025619E-14 9.39478405320553E-16
tp 5.907414454860497E-14 -1.197137908499496E-13 3.752968468090494E-10 6.607728430268838E-11 5.484028769269715E-11 5.616429610720448E-12
node 2.688867508194741E-14 -6.075518615653665E-14 6.607728430268838E-11 1.094066236973179E-10 -8.779542107700838E-11 7.365121396289361E-12
peri -3.230342368107774E-14 8.013542467025619E-14 5.484028769269715E-11 -8.779542107700838E-11 1.079333090126518E-10 -5.475459143887269E-12
i -3.572401306423714E-16 9.39478405320553E-16 5.616429610720448E-12 7.365121396289361E-12 -5.475459143887269E-12 9.372372493735571E-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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