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2431 Skovoroda (1978 PF3)
Classification: Main-belt Asteroid          SPK-ID: 2002431
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2818817707810978 2.8824e-08  
a 2.645161967785351 1.0267e-08 au
q 1.899539028303203 7.6339e-08 au
i 2.975457825940765 3.6254e-06 deg
node 328.7064740238241 6.4598e-05 deg
peri 340.238887349661 6.5006e-05 deg
M 267.6035716402604 9.9806e-06 deg
tp 2459403.801200156404
(2021-Jul-08.30120016)
4.4821e-05 TDB
period 1571.364116922608
4.30
9.1486e-06
2.505e-08
d
yr
n .229100305984479 1.3338e-09 deg/d
Q 3.390784907267499 1.3161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2839  
   data-arc span      26236 days (71.83 yr)  
   first obs. used      1948-10-08  
   last obs. used      2020-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:09:24  

Additional Information
 Earth MOID = .885297 au 
 Jupiter MOID = 1.89574 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456835.5 (2014-Jun-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2823237856186342 2.8909e-08  
q 1.899498645804826 7.6547e-08 au
tp 2456253.638986190939
(2012-Nov-22.13898619)
3.7029e-05 TDB
node 328.7914357690942 6.4592e-05 deg
peri 339.4093223744848 6.4994e-05 deg
i 2.979283241025261 3.6168e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2839  
   data-arc span      26236 days (71.83 yr)  
   first obs. used      1948-10-08  
   last obs. used      2020-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44444  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:09:24  

Additional Information
 Jupiter MOID = 1.89574 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.357422054398811E-16 -2.202486696480956E-15 1.087657029334053E-13 9.789141239938504E-17 3.124258490912114E-14 1.385051713290059E-16
q -2.202486696480956E-15 5.85943333148638E-15 -2.220237758803942E-13 -7.320192331141397E-16 -6.562156712395419E-14 -3.719110203337661E-16
tp 1.087657029334053E-13 -2.220237758803942E-13 1.371118416918214E-9 -1.311339348931958E-12 2.789951034182924E-10 3.904507913157438E-13
node 9.789141239938504E-17 -7.320192331141397E-16 -1.311339348931958E-12 4.172111478885349E-9 -4.166807674916447E-9 3.211709231638538E-11
peri 3.124258490912114E-14 -6.562156712395419E-14 2.789951034182924E-10 -4.166807674916447E-9 4.224188476270847E-9 -3.201667795917729E-11
i 1.385051713290059E-16 -3.719110203337661E-16 3.904507913157438E-13 3.211709231638538E-11 -3.201667795917729E-11 1.308118670613162E-11

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 12.7   n/a MPO337268  
diameter diameter 7.652 km 0.393 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.13 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.302   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2431 Skovoroda (1978 PF3)          Discovered 1978-Aug-08 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 PF3 = 1948 RL1 = 1948 RZ = 1948 TB = 1951 EK = 1974 SX4 = 1974 WL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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