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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1364358129976494 1.6999e-08  
a 2.243956716853436 5.9975e-09 au
q 1.937800657858002 3.9602e-08 au
i 3.936703481638633 9.6888e-07 deg
node 290.5778150947355 1.0454e-05 deg
peri 122.512749179689 1.0411e-05 deg
M 309.6771092081424 6.6689e-06 deg
tp 2459372.126055332294
(2021-Jun-06.62605533)
2.3108e-05 TDB
period 1227.778828827199
3.36
4.9223e-06
1.348e-08
d
yr
n .2932124186763179 1.1755e-09 deg/d
Q 2.550112775848871 6.8158e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3194  
   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      .41034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:04:08  

Additional Information
 Earth MOID = .951674 au 
 Jupiter MOID = 2.77362 au 
 T_jup = 3.617 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457501.5 (2016-Apr-23.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376593537891138 1.7035e-08  
q 1.934745788204451 3.9736e-08 au
tp 2456916.455699838178
(2014-Sep-15.95569984)
1.9373e-05 TDB
node 290.6080724108393 1.046e-05 deg
peri 122.4422012781939 1.0389e-05 deg
i 3.936058902386168 9.6811e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3194  
   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      .41034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:04:08  

Additional Information
 Jupiter MOID = 2.77362 au 
 T_jup = 3.617 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.901897233688105E-16 -6.715226350312441E-16 5.907711102136025E-14 2.688884590451282E-14 -3.230097360819023E-14 -3.571146973119739E-16
q -6.715226350312441E-16 1.578978880298631E-15 -1.197200216991403E-13 -6.07555193437555E-14 8.013024473284343E-14 9.392161615799042E-16
tp 5.907711102136025E-14 -1.197200216991403E-13 3.752961157166614E-10 6.607684754021214E-11 5.484020475701198E-11 5.616379985003938E-12
node 2.688884590451282E-14 -6.07555193437555E-14 6.607684754021214E-11 1.094059292671249E-10 -8.779489965845574E-11 7.365071107579646E-12
peri -3.230097360819023E-14 8.013024473284343E-14 5.484020475701198E-11 -8.779489965845574E-11 1.079325471812119E-10 -5.475437616505434E-12
i -3.571146973119739E-16 9.392161615799042E-16 5.616379985003938E-12 7.365071107579646E-12 -5.475437616505434E-12 9.372328972316318E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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

[ show close-approach data ]
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 | Close-Approach Data ]
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