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70798 (1999 VJ54)
Classification: Main-belt Asteroid          SPK-ID: 2070798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .004008531046225236 4.0053e-08  
a 2.665695010357148 1.3398e-08 au
q 2.655009489148364 1.0934e-07 au
i 2.230074259051154 4.9575e-06 deg
node 39.02185460855529 9.3022e-05 deg
peri 24.46742703268458 0.00060364 deg
M 236.561561145586 0.00059839 deg
tp 2459545.582244060334
(2021-Nov-27.08224406)
0.002644 TDB
period 1589.696124504279
4.35
1.1985e-05
3.281e-08
d
yr
n .2264583743086498 1.7073e-09 deg/d
Q 2.676380531565933 1.3452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      9955 days (27.26 yr)  
   first obs. used      1993-04-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54372  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:29:51  

Additional Information
 Earth MOID = 1.65658 au 
 Jupiter MOID = 2.29571 au 
 T_jup = 3.382 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457104.5 (2015-Mar-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005991439336585392 4.0898e-08  
q 2.647418619974667 1.1212e-07 au
tp 2456358.158606164939
(2013-Mar-06.65860617)
0.0017297 TDB
node 39.09996237351538 9.2836e-05 deg
peri 22.05572495028304 0.00040287 deg
i 2.233111263752876 4.9627e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      9955 days (27.26 yr)  
   first obs. used      1993-04-26  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54372  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:29:51  

Additional Information
 Jupiter MOID = 2.29571 au 
 T_jup = 3.382 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.672652072147953E-15 -4.554765811297907E-15 -2.727248179178369E-11 1.812702414556064E-15 -6.190247149915757E-12 -2.359757653254623E-16
q -4.554765811297907E-15 1.257031216505525E-14 8.144539023285085E-11 -4.870849201122679E-15 1.849647780111003E-11 7.528497557651454E-16
tp -2.727248179178369E-11 8.144539023285085E-11 2.991903384551953E-6 -1.116694514845086E-13 6.780972162082119E-7 1.100293645509392E-11
node 1.812702414556064E-15 -4.870849201122679E-15 -1.116694514845086E-13 8.618552778892279E-9 -8.611813685054325E-9 -7.271944713299653E-11
peri -6.190247149915757E-12 1.849647780111003E-11 6.780972162082119E-7 -8.611813685054325E-9 1.62301550926951E-7 7.519125708424421E-11
i -2.359757653254623E-16 7.528497557651454E-16 1.100293645509392E-11 -7.271944713299653E-11 7.519125708424421E-11 2.462802006643586E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO474587  
diameter diameter 4.694 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70798 (1999 VJ54)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VJ54 = 2001 CY5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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