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48810 (1997 VA7)
Classification: Main-belt Asteroid          SPK-ID: 2048810
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070471376396495 5.6107e-08  
a 2.802463299833075 1.6565e-08 au
q 2.502467625245778 1.5704e-07 au
i 16.72634776835892 6.7381e-06 deg
node 224.565482502848 1.4308e-05 deg
peri 204.9615369183732 2.5599e-05 deg
M 252.4129718604875 2.2598e-05 deg
tp 2459512.612926494293
(2021-Oct-25.11292649)
0.00010883 TDB
period 1713.595558182698
4.69
1.5193e-05
4.16e-08
d
yr
n .2100845781730359 1.8627e-09 deg/d
Q 3.102458974420373 1.8338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      8288 days (22.69 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:50:00  

Additional Information
 Earth MOID = 1.52322 au 
 Jupiter MOID = 2.28169 au 
 T_jup = 3.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456752.5 (2014-Apr-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092487103304617 5.6796e-08  
q 2.493971087271084 1.5987e-07 au
tp 2456081.116312404554
(2012-Jun-02.61631240)
9.9401e-05 TDB
node 224.7002590818992 1.4261e-05 deg
peri 203.5966445591041 2.5057e-05 deg
i 16.76318618432157 6.7494e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      8288 days (22.69 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56483  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:50:00  

Additional Information
 Jupiter MOID = 2.28169 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.22581900160506E-15 -9.043725257561421E-15 -1.761248646303867E-12 -1.072673408777846E-14 -3.646459445144679E-13 4.01245364831244E-15
q -9.043725257561421E-15 2.555988035399218E-14 5.047077560388913E-12 2.932476598219977E-14 1.062087531884631E-12 -1.078796848663885E-14
tp -1.761248646303867E-12 5.047077560388913E-12 9.880618413320604E-9 -4.250715484896788E-12 2.056687031026627E-9 -4.845654555871373E-12
node -1.072673408777846E-14 2.932476598219977E-14 -4.250715484896788E-12 2.033720588544597E-10 -1.952573820365067E-10 1.207919076623442E-11
peri -3.646459445144679E-13 1.062087531884631E-12 2.056687031026627E-9 -1.952573820365067E-10 6.278312565222515E-10 -1.245104800311404E-11
i 4.01245364831244E-15 -1.078796848663885E-14 -4.845654555871373E-12 1.207919076623442E-11 -1.245104800311404E-11 4.555400770008181E-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 14.0   n/a MPO395463  

48810 (1997 VA7)          Discovered 1997-Nov-14 by Stroncone at Stroncone
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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