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215197 (2000 SN42)
Classification: Mars-crossing Asteroid          SPK-ID: 2215197
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185511533048141 3.0721e-08  
a 1.797153798490301 6.1493e-09 au
q 1.584099143013148 5.6435e-08 au
i 4.372441809148897 4.8548e-06 deg
node 173.6979187435848 4.7002e-05 deg
peri 284.5733029011448 5.3019e-05 deg
M 337.5930315768474 2.3946e-05 deg
tp 2459055.271785157532
(2020-Jul-24.77178516)
5.8639e-05 TDB
period 879.9870774280045
2.41
4.5165e-06
1.237e-08
d
yr
n .4090969165731336 2.0997e-09 deg/d
Q 2.010208453967453 6.8783e-09 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      7532 days (20.62 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59075  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:20:27  

Additional Information
 Earth MOID = .60795 au 
 Jupiter MOID = 3.10244 au 
 T_jup = 4.059 
[ show covariance matrix ]

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 18.4   n/a MPO494185  

215197 (2000 SN42)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2000 SN42 = 2005 UA477 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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