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100222 (1994 PU12)
Classification: Main-belt Asteroid          SPK-ID: 2100222
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1789507190801777 4.2527e-08  
a 2.567944945315183 1.4817e-08 au
q 2.108409350792724 1.0808e-07 au
i 3.09489173926206 5.0467e-06 deg
node 190.9813662268517 9.5533e-05 deg
peri 172.2978322840491 9.6825e-05 deg
M 124.0982028056433 1.6349e-05 deg
tp 2458682.368518076232
(2019-Jul-17.86851808)		 6.7694e-05 TDB
period 1503.062327056312
4.12		 1.3009e-05
3.562e-08		 d
yr
n .2395110259366595 2.073e-09 deg/d
Q 3.027480539837643 1.7469e-08 au
   Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      9655 days (26.43 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60947  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:44  

Additional Information
 Earth MOID = 1.10453 au 
 Jupiter MOID = 2.43365 au 
 T_jup = 3.407 
[ 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 16.3   n/a MPO502721  

100222 (1994 PU12)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1994 PU12 = 1994 PT30 = 2002 NU33 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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