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JPL Small-Body Database Browser
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390518 (1995 SF42)
Classification: Main-belt Asteroid          SPK-ID: 2390518
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158682395540595 8.9008e-08  
a 2.196467446344193 1.9752e-08 au
q 1.722319885464072 2.0415e-07 au
i 6.201428610741886 1.1358e-05 deg
node 22.04651403792823 5.4774e-05 deg
peri 243.8743445984235 6.0964e-05 deg
M 163.8702701990069 2.6257e-05 deg
tp 2458059.268266264236
(2017-Nov-01.76826626)
8.2942e-05 TDB
period 1189.010208552496
3.26
1.6038e-05
4.391e-08
d
yr
n .3027728419912095 4.0841e-09 deg/d
Q 2.670615007224314 2.4016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      8449 days (23.13 yr)  
   first obs. used      1995-09-19  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53133  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:23:45  

Additional Information
 Earth MOID = .717633 au 
 Jupiter MOID = 2.43825 au 
 T_jup = 3.630 
[ 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 18.3   n/a MPO472014  

390518 (1995 SF42)          Discovered 1995-Sep-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 1995 SF42 = 2005 UR451 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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