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344121 (1999 VD143)
Classification: Main-belt Asteroid          SPK-ID: 2344121
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1301441293226708 5.6286e-08  
a 2.171361243824708 1.1018e-08 au
q 1.88877132530215 1.2532e-07 au
i 7.261755717430787 5.6997e-06 deg
node 358.1063340693532 3.0471e-05 deg
peri 341.5389889484282 3.4332e-05 deg
M 180.4285640838857 1.5491e-05 deg
tp 2459583.449997039539
(2022-Jan-03.94999704)
5.1895e-05 TDB
period 1168.682523830069
3.20
8.8951e-06
2.435e-08
d
yr
n .3080391745913927 2.3445e-09 deg/d
Q 2.453951162347266 1.2452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      7429 days (20.34 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:00:29  

Additional Information
 Earth MOID = .882083 au 
 Jupiter MOID = 2.91577 au 
 T_jup = 3.667 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO450303  

344121 (1999 VD143)          Discovered 1999-Oct-01 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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