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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 ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1123125179074804 3.49e-08  
a 2.308691240417108 7.1482e-09 au
q 2.049396314134918 8.0823e-08 au
i 5.954878596226195 4.0222e-06 deg
node 24.16984964436005 2.8234e-05 deg
peri 21.00113519513653 3.1782e-05 deg
M 248.1663909595937 1.5742e-05 deg
tp 2459598.531138933253
(2022-Jan-19.03113893)		 5.688e-05 TDB
period 1281.289330152967
3.51		 5.9508e-06
1.629e-08		 d
yr
n .2809669849955134 1.3049e-09 deg/d
Q 2.567986166699297 7.9511e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2202  
   data-arc span      24176 days (66.19 yr)  
   first obs. used      1954-06-30  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49714  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:49:12  

Additional Information
 Earth MOID = 1.05834 au 
 Jupiter MOID = 2.78581 au 
 T_jup = 3.570 
[ 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 13.92   n/a E2021B10  
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

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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 28 CATAB v2.0f-lin.ifort 2020-Nov-13 03:49:17 2020-Nov-13 03:49

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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