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JPL Small-Body Database Browser
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109897 (2001 SZ18)
Classification: Main-belt Asteroid          SPK-ID: 2109897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2214001739699586 6.9771e-08  
a 2.540542089704461 1.3669e-08 au
q 1.978065629065892 1.7973e-07 au
i 6.637547692231613 9.5671e-06 deg
node 14.37506861602212 5.6217e-05 deg
peri 267.7915285677144 6.2624e-05 deg
M 181.5090870996798 2.505e-05 deg
tp 2459333.833674933919
(2021-Apr-29.33367493)
0.00010175 TDB
period 1479.067582133125
4.05
1.1937e-05
3.268e-08
d
yr
n .243396586030778 1.9643e-09 deg/d
Q 3.103018550343031 1.6695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      6508 days (17.82 yr)  
   first obs. used      2000-03-11  
   last obs. used      2018-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:03:01  

Additional Information
 Earth MOID = .974938 au 
 Jupiter MOID = 2.10131 au 
 T_jup = 3.402 
[ 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 15.8   n/a MPO432620  

109897 (2001 SZ18)          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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