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4728 Lyapidevskij (1979 VG)
Classification: Main-belt Asteroid          SPK-ID: 2004728
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126810095328071 3.4891e-08  
a 2.307788648674471 7.1723e-09 au
q 2.047744693953479 8.072e-08 au
i 5.956085264506001 4.0331e-06 deg
node 24.18949151842287 2.826e-05 deg
peri 21.1081947504492 3.1803e-05 deg
M 191.8324159723209 1.5609e-05 deg
tp 2459598.680512282233
(2022-Jan-19.18051228)
5.6761e-05 TDB
period 1280.538016090899
3.51
5.9696e-06
1.634e-08
d
yr
n .2811318332422279 1.3106e-09 deg/d
Q 2.567832603395463 7.9805e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2178  
   data-arc span      24144 days (66.10 yr)  
   first obs. used      1954-06-30  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4974  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:19:29  

Additional Information
 Earth MOID = 1.05772 au 
 Jupiter MOID = 2.78597 au 
 T_jup = 3.571 
[ show covariance matrix ]

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 13.9   n/a MPO473831  
diameter diameter 4.046 km 0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.357   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4728 Lyapidevskij (1979 VG)          Discovered 1979-Nov-11 by Chernykh, N. S. 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
1973-Nov-18 03:28 < 00:01 Vesta 0.0380950984774162 0.038094092456238 0.0380961046763023 4.75356643957096 4.75356578250956 2442004.644132792 0.465299019745311 198.725423305455 37.008117786462 80.0572353642565 151303.473927385 T 27 CATAB v2.0f-lin.ifort 2020-Aug-24 23:19:42 2020-Aug-24 23:19

Alternate Designations
 1979 VG = 1972 TK1 = 1979 SH10 = 1986 TQ3 = 1993 TB45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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