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101214 (1998 SF52)
Classification: Main-belt Asteroid          SPK-ID: 2101214
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1085321410226084 4.5554e-08  
a 2.642667418932584 1.5101e-08 au
q 2.35585306594514 1.199e-07 au
i 3.758109354589009 5.033e-06 deg
node 356.2747256550998 6.2059e-05 deg
peri 213.392879927418 6.4974e-05 deg
M 208.438827578836 2.0546e-05 deg
tp 2459861.113809310877
(2022-Oct-08.61380931)
9.2041e-05 TDB
period 1569.141802961577
4.30
1.3449e-05
3.682e-08
d
yr
n .2294247717577474 1.9664e-09 deg/d
Q 2.929481771920027 1.6739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      8136 days (22.28 yr)  
   first obs. used      1998-09-28  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58665  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:45  

Additional Information
 Earth MOID = 1.35092 au 
 Jupiter MOID = 2.03927 au 
 T_jup = 3.383 
[ 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 15.9   n/a MPO445806  

101214 (1998 SF52)          Discovered 1998-Sep-28 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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