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120740 (1997 UE16)
Classification: Main-belt Asteroid          SPK-ID: 2120740
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2174132770881232 6.1913e-08  
a 2.592409981217856 1.9886e-08 au
q 2.028785631645322 1.6406e-07 au
i 6.428386502563255 6.0235e-06 deg
node 27.90833088294822 6.2882e-05 deg
peri 257.4011128733709 6.4684e-05 deg
M 233.6581184428414 2.0096e-05 deg
tp 2459535.555452136992
(2021-Nov-17.05545214)
8.8148e-05 TDB
period 1524.593115088075
4.17
1.7542e-05
4.803e-08
d
yr
n .2361285751832895 2.7169e-09 deg/d
Q 3.15603433079039 2.4209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      8139 days (22.28 yr)  
   first obs. used      1997-10-11  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:22:44  

Additional Information
 Earth MOID = 1.02442 au 
 Jupiter MOID = 2.05281 au 
 T_jup = 3.376 
[ 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 16.6   n/a MPO412814  

120740 (1997 UE16)          Discovered 1997-Oct-23 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1997 UE16 = 2000 GZ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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