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78436 (2002 RV4)
Classification: Main-belt Asteroid          SPK-ID: 2078436
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05211316622268698 5.0369e-08  
a 3.138880114430943 2.8306e-08 au
q 2.975303133274516 1.5733e-07 au
i 11.29326985323775 5.0377e-06 deg
node 252.8041316918612 2.9087e-05 deg
peri 329.1174090782416 6.5959e-05 deg
M 186.6100057412671 6.2441e-05 deg
tp 2459978.822521553350
(2023-Feb-03.32252155)
0.00035685 TDB
period 2031.236630838445
5.56
2.7476e-05
7.523e-08
d
yr
n .17723193572548 2.3974e-09 deg/d
Q 3.30245709558737 2.9781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      10189 days (27.90 yr)  
   first obs. used      1992-11-28  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55255  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:52  

Additional Information
 Earth MOID = 1.97058 au 
 Jupiter MOID = 1.74322 au 
 T_jup = 3.179 
[ 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 14.4   n/a MPO449493  
diameter diameter 7.909 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78436 (2002 RV4)          Discovered 2002-Sep-03 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RV4 = 2000 JQ72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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