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74335 (1998 VS12)
Classification: Main-belt Asteroid          SPK-ID: 2074335
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756430100379005 5.1751e-08  
a 2.653321621894638 1.3031e-08 au
q 2.187284225626419 1.3994e-07 au
i 3.480664123983146 4.013e-06 deg
node 85.94124082717562 8.4424e-05 deg
peri 267.0090937434582 8.5261e-05 deg
M 28.52885402796297 1.1591e-05 deg
tp 2458875.397756780274
(2020-Jan-26.89775678)
5.0584e-05 TDB
period 1578.64061118466
4.32
1.1629e-05
3.184e-08
d
yr
n .2280443043523661 1.6799e-09 deg/d
Q 3.119359018162856 1.5319e-08 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      11019 days (30.17 yr)  
   first obs. used      1989-08-30  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:51:55  

Additional Information
 Earth MOID = 1.18539 au 
 Jupiter MOID = 2.31997 au 
 T_jup = 3.364 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456866.5 (2014-Jul-28.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1782370301035283 5.195e-08  
q 2.179645251836666 1.409e-07 au
tp 2457296.832085184965
(2015-Oct-01.33208519)
4.7688e-05 TDB
node 85.98038553276467 8.4553e-05 deg
peri 267.0883631522962 8.5352e-05 deg
i 3.479938738724298 4.0104e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      11019 days (30.17 yr)  
   first obs. used      1989-08-30  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:51:55  

Additional Information
 Jupiter MOID = 2.31997 au 
 T_jup = 3.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.698816430228409E-15 -7.299379825648321E-15 1.487771268328882E-13 3.156869799012761E-14 1.004076850611463E-13 -2.648398914123249E-15
q -7.299379825648321E-15 1.985240055009863E-14 -3.829345837138203E-13 -8.61077793267111E-14 -2.755566898812667E-13 7.314409805545421E-15
tp 1.487771268328882E-13 -3.829345837138203E-13 2.274170084546385E-9 1.754155650499425E-12 5.836769162732172E-10 5.6238694351776E-13
node 3.156869799012761E-14 -8.61077793267111E-14 1.754155650499425E-12 7.14924508562204E-9 -7.134296442547263E-9 -3.397443545724223E-12
peri 1.004076850611463E-13 -2.755566898812667E-13 5.836769162732172E-10 -7.134296442547263E-9 7.284922509376182E-9 3.42495445874314E-12
i -2.648398914123249E-15 7.314409805545421E-15 5.6238694351776E-13 -3.397443545724223E-12 3.42495445874314E-12 1.608321803558967E-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 15.0   n/a MPO439561  

74335 (1998 VS12)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VS12 = 2002 PX84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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