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213730 (2002 VT123)
Classification: Main-belt Asteroid          SPK-ID: 2213730
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132854177857085 5.0698e-08  
a 2.770593791502303 1.6333e-08 au
q 2.456725916317474 1.4382e-07 au
i 4.789831037166788 4.1967e-06 deg
node 51.23960624994124 5.1958e-05 deg
peri 311.5587188346784 5.5818e-05 deg
M 52.87809315036385 1.7567e-05 deg
tp 2459149.082168207849
(2020-Oct-26.58216821)
8.2329e-05 TDB
period 1684.448400813062
4.61
1.4895e-05
4.078e-08
d
yr
n .2137198146445047 1.8899e-09 deg/d
Q 3.084461666687131 1.8183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      6642 days (18.18 yr)  
   first obs. used      2002-10-31  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54641  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:31:10  

Additional Information
 Earth MOID = 1.4569 au 
 Jupiter MOID = 2.37626 au 
 T_jup = 3.323 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458085.5 (2017-Nov-28.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1159272032908686 5.0837e-08  
q 2.44846072543195 1.4472e-07 au
tp 2457464.499412212590
(2016-Mar-16.99941221)
8.2389e-05 TDB
node 51.30167998167173 5.1836e-05 deg
peri 311.5552007448196 5.553e-05 deg
i 4.797332938959467 4.2037e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      6642 days (18.18 yr)  
   first obs. used      2002-10-31  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54641  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:31:10  

Additional Information
 Jupiter MOID = 2.37626 au 
 T_jup = 3.323 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.584417562966154E-15 -7.321724013714425E-15 1.230824049574309E-12 -2.06397816549602E-14 3.792579792731762E-13 -4.092075528452914E-15
q -7.321724013714425E-15 2.094465024956329E-14 -3.723716354486615E-12 5.773132404499588E-14 -1.113557898930473E-12 1.171514811608196E-14
tp 1.230824049574309E-12 -3.723716354486615E-12 6.787889994171562E-9 -2.667962250291811E-11 1.655075198770232E-9 3.70132745729543E-13
node -2.06397816549602E-14 5.773132404499588E-14 -2.667962250291811E-11 2.686966719303655E-9 -2.684044878710639E-9 -6.411416233148816E-11
peri 3.792579792731762E-13 -1.113557898930473E-12 1.655075198770232E-9 -2.684044878710639E-9 3.083539882013845E-9 6.389131275654402E-11
i -4.092075528452914E-15 1.171514811608196E-14 3.70132745729543E-13 -6.411416233148816E-11 6.389131275654402E-11 1.767135168106774E-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 16.62   n/a E2021B55  

213730 (2002 VT123)          Discovered 2002-Nov-14 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 VT123 = 2006 QX12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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