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442946 (2013 CM90)
Classification: Main-belt Asteroid          SPK-ID: 2442946
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136175486556039 5.9086e-08  
a 3.163783531642451 3.9274e-08 au
q 2.487943849136021 1.8202e-07 au
i 14.33709918827697 6.1177e-06 deg
node 131.28266033535 3.1542e-05 deg
peri 25.08081361713276 3.706e-05 deg
M 105.4260009025473 1.8004e-05 deg
tp 2458398.559173011079
(2018-Oct-07.05917301)
0.00010041 TDB
period 2055.457817434632
5.63
3.8274e-05
1.048e-07
d
yr
n .1751434629046814 3.2613e-09 deg/d
Q 3.83962321414888 4.7664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      8067 days (22.09 yr)  
   first obs. used      1997-06-02  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:10  

Additional Information
 Earth MOID = 1.50641 au 
 Jupiter MOID = 1.21482 au 
 T_jup = 3.121 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457707.5 (2016-Nov-15.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131849017822519 5.851e-08  
q 2.485046124296435 1.8e-07 au
tp 2458395.670419118455
(2018-Oct-04.17041912)
0.00010097 TDB
node 131.3823755409623 3.1638e-05 deg
peri 24.27570036369551 3.7182e-05 deg
i 14.31820033187235 6.1117e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      8067 days (22.09 yr)  
   first obs. used      1997-06-02  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:10  

Additional Information
 Jupiter MOID = 1.21482 au 
 T_jup = 3.121 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.423427634416583E-15 -1.038513354136856E-14 1.854500330900067E-12 2.080601472528278E-14 2.915954414884846E-13 -1.091580968923411E-14
q -1.038513354136856E-14 3.240038163458306E-14 -5.25350507103366E-12 -5.974411086358405E-14 -8.993259075533907E-13 3.717207245683865E-14
tp 1.854500330900067E-12 -5.25350507103366E-12 1.019573908454582E-8 7.565561353832741E-11 2.04174742046988E-9 -1.097125475997393E-11
node 2.080601472528278E-14 -5.974411086358405E-14 7.565561353832741E-11 1.000955983154333E-9 -9.545123079995884E-10 2.758703979040793E-11
peri 2.915954414884846E-13 -8.993259075533907E-13 2.04174742046988E-9 -9.545123079995884E-10 1.382517906429108E-9 -2.923832608511236E-11
i -1.091580968923411E-14 3.717207245683865E-14 -1.097125475997393E-11 2.758703979040793E-11 -2.923832608511236E-11 3.735284506309894E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO434645  

442946 (2013 CM90)          Discovered 2008-May-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2013 CM90 = 2008 JY3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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