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30546 (2001 OA38)
Classification: Main-belt Asteroid          SPK-ID: 2030546
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125699657182275 3.053e-08  
a 2.372707022253703 8.4728e-09 au
q 2.074458562962436 7.2348e-08 au
i 7.15021432530091 4.1159e-06 deg
node 76.66677762883647 3.1319e-05 deg
peri 230.9066433705347 3.7839e-05 deg
M 114.4461431171493 2.3957e-05 deg
tp 2458776.111838211279
(2019-Oct-19.61183821)
8.7788e-05 TDB
period 1334.948772258329
3.65
7.1505e-06
1.958e-08
d
yr
n .2696732694775912 1.4445e-09 deg/d
Q 2.670955481544971 9.5378e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      10154 days (27.80 yr)  
   first obs. used      1993-04-25  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:37:22  

Additional Information
 Earth MOID = 1.06596 au 
 Jupiter MOID = 2.54204 au 
 T_jup = 3.522 
[ 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 15.15   n/a MPCxxxxx  

30546 (2001 OA38)          Discovered 2001-Jul-20 by JPL/GEODSS NEAT at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 OA38 = 1998 XC62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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