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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2819708646916578 2.882e-08  
a 2.644971660534558 1.0178e-08 au
q 1.899166714328699 7.6357e-08 au
i 2.975493292634458 3.6254e-06 deg
node 328.7071675017243 6.4588e-05 deg
peri 340.2588273173663 6.4997e-05 deg
M 313.4154854163305 1.0123e-05 deg
tp 2459403.814819512074
(2021-Jul-08.31481951)
4.4818e-05 TDB
period 1571.194541329512
4.30
9.0689e-06
2.483e-08
d
yr
n .2291250322798191 1.3225e-09 deg/d
Q 3.390776606740418 1.3048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2840  
   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      .44445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:05:18  

Additional Information
 Earth MOID = .882933 au 
 Jupiter MOID = 1.89567 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456836.5 (2014-Jun-28.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2823200676726074 2.8907e-08  
q 1.899518477078048 7.6541e-08 au
tp 2456253.640111008382
(2012-Nov-22.14011101)
3.7029e-05 TDB
node 328.791277152128 6.458e-05 deg
peri 339.4105077047287 6.4982e-05 deg
i 2.97929048387105 3.6167e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2840  
   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      .44445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:05:18  

Additional Information
 Jupiter MOID = 1.89567 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.356012881252649E-16 -2.202137763338232E-15 1.088565210270745E-13 9.767389396299782E-17 3.127328682451126E-14 1.386684328183544E-16
q -2.202137763338232E-15 5.858568499797598E-15 -2.22237845574639E-13 -7.381743289917067E-16 -6.568681511557039E-14 -3.726152381572616E-16
tp 1.088565210270745E-13 -2.22237845574639E-13 1.371159458008107E-9 -1.318045158928578E-12 2.790040663900436E-10 3.904957531665929E-13
node 9.767389396299782E-17 -7.381743289917067E-16 -1.318045158928578E-12 4.170538499807862E-9 -4.165238933935667E-9 3.21491384771745E-11
peri 3.127328682451126E-14 -6.568681511557039E-14 2.790040663900436E-10 -4.165238933935667E-9 4.222622120923809E-9 -3.2048682869995E-11
i 1.386684328183544E-16 -3.726152381572616E-16 3.904957531665929E-13 3.21491384771745E-11 -3.2048682869995E-11 1.308061483157143E-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 12.78   n/a E2021B10  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1906-Nov-24 14:53 00:02 Jupiter 1.94564659764732 1.94564583164406 1.94564736365113 1.4300436551192 1.08366969023432 2417539.120192651 1.78555961029243 222.600581975426 46.5832940937065 -37.7136863481094 3021343.80675285 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05
1954-Mar-03 18:26 00:01 Jupiter 1.98962750275776 1.98962691046729 1.98962809504755 1.61413003214 1.32437814622867 2434805.268039789 1.02232609686921 86.2993196143517 35.8711678599285 -30.2533694478585 1878694.69930684 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05
2015-Mar-15 10:36 < 00:01 Jupiter 1.98734982564013 1.98734953421714 1.98735011706718 1.40330411968039 1.05681045743676 2457096.941505711 0.115722210597617 266.849940141516 59.648619196555 -62.7082937828395 4862492.5166915 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05
2062-Jun-23 05:52 < 00:01 Jupiter 1.93971460896136 1.93971425796399 1.93971495996379 1.3172048351444 0.928267748102587 2474363.744269595 0.793336462018237 411.912538412862 78.7040982666153 -62.0078978250304 4639747.59380172 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05
2109-Oct-03 19:41 00:02 Jupiter 1.90385750768291 1.90385707259508 1.9038579427743 1.26277057963209 0.839519751078874 2491632.319857003 1.55394099921123 554.484346703581 106.690053051384 -60.9248893700973 3806034.41327824 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05
2157-Jan-15 11:11 00:02 Jupiter 1.88944590047203 1.88944552103805 1.88944627990623 1.24927804463354 0.814931073845698 2508902.966000127 2.32128133800524 585.67493732037 140.508008754146 -61.6293746401803 3096881.79728934 T 37 CATAB v2.0f-lin.ifort 2021-Feb-24 19:05:27 2021-Feb-24 19:05

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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