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452021 (2014 OL122)
Classification: Main-belt Asteroid          SPK-ID: 2452021
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02196809127617965 5.196e-08  
a 2.717453816218843 3.5219e-08 au
q 2.657756542745345 1.5629e-07 au
i 5.758807073808084 6.2247e-06 deg
node 119.3080368089726 5.4037e-05 deg
peri 343.6408223752287 0.00016121 deg
M 315.6145533110791 0.00015007 deg
tp 2459202.234315404053
(2020-Dec-18.73431540)
0.00068079 TDB
period 1636.219954131655
4.48
3.1808e-05
8.709e-08
d
yr
n .2200193189741734 4.2772e-09 deg/d
Q 2.777151089692341 3.5992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      5653 days (15.48 yr)  
   first obs. used      2004-04-14  
   last obs. used      2019-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53738  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:46:58  

Additional Information
 Earth MOID = 1.67506 au 
 Jupiter MOID = 2.24206 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457274.5 (2015-Sep-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0200592388049472 5.1191e-08  
q 2.663013249431712 1.5371e-07 au
tp 2457558.098922610293
(2016-Jun-18.59892261)
0.00077097 TDB
node 119.4122185605647 5.4073e-05 deg
peri 341.8797019630738 0.00017768 deg
i 5.757295104477396 6.2258e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      5653 days (15.48 yr)  
   first obs. used      2004-04-14  
   last obs. used      2019-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53738  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:46:58  

Additional Information
 Jupiter MOID = 2.24206 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.620527658054786E-15 -7.689333538234053E-15 1.675410782227305E-11 -2.759513963488241E-15 3.733387956469874E-12 -2.431725000784504E-15
q -7.689333538234053E-15 2.362643291614354E-14 -5.53852148209788E-11 7.385208425378872E-15 -1.235464358831645E-11 8.652672083631518E-15
tp 1.675410782227305E-11 -5.53852148209788E-11 5.943957994561782E-7 1.64561267366336E-10 1.305160941904392E-7 -1.101379136172241E-11
node -2.759513963488241E-15 7.385208425378872E-15 1.64561267366336E-10 2.923928539735928E-9 -2.873080412802731E-9 1.253601375923203E-10
peri 3.733387956469874E-12 -1.235464358831645E-11 1.305160941904392E-7 -2.873080412802731E-9 3.157005082157787E-8 -1.272767868553846E-10
i -2.431725000784504E-15 8.652672083631518E-15 -1.101379136172241E-11 1.253601375923203E-10 -1.272767868553846E-10 3.876016342761984E-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 16.8   n/a MPO495253  

452021 (2014 OL122)          Discovered 2005-Jul-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2014 OL122 = 2005 NP71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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