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120910 (1998 SR59)
Classification: Main-belt Asteroid          SPK-ID: 2120910
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083509565836003 4.6064e-08  
a 2.168371109492517 7.5127e-09 au
q 1.93342602555076 1.0291e-07 au
i 4.803426014555328 4.2045e-06 deg
node 141.5133177530346 4.4108e-05 deg
peri 219.9503837197468 4.7254e-05 deg
M 291.2607545060568 1.5935e-05 deg
tp 2459223.190200034663
(2021-Jan-08.69020003)		 5.176e-05 TDB
period 1166.26930418581
3.19		 6.0611e-06
1.659e-08		 d
yr
n .3086765627012035 1.6042e-09 deg/d
Q 2.403316193434274 8.3267e-09 au
   Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      7986 days (21.86 yr)  
   first obs. used      1998-09-17  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:11:42  

Additional Information
 Earth MOID = .932506 au 
 Jupiter MOID = 3.00297 au 
 T_jup = 3.679 
[ 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 16.4   n/a MPO320376  

120910 (1998 SR59)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1998 SR59 = 2001 QF49 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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