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109986 (2001 SN57)
Classification: Main-belt Asteroid          SPK-ID: 2109986
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2129580289496903 6.2069e-08  
a 2.58413708897474 1.5486e-08 au
q 2.033824347970889 1.6635e-07 au
i 9.71481155285298 6.7988e-06 deg
node 174.614897979467 2.9397e-05 deg
peri 144.5023328591048 3.1986e-05 deg
M 221.8002407408414 1.5539e-05 deg
tp 2459582.973989504152
(2022-Jan-03.47398950)
6.9004e-05 TDB
period 1517.301023862662
4.15
1.3639e-05
3.734e-08
d
yr
n .2372634001679718 2.1327e-09 deg/d
Q 3.134449829978591 1.8783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      7190 days (19.69 yr)  
   first obs. used      2000-05-26  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:36:54  

Additional Information
 Earth MOID = 1.03028 au 
 Jupiter MOID = 2.25165 au 
 T_jup = 3.371 
[ 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 16.1   n/a MPO268016  

109986 (2001 SN57)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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