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JPL Small-Body Database Browser
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59468 (1999 GH61)
Classification: Main-belt Asteroid          SPK-ID: 2059468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .207180209159673 4.616e-08  
a 2.703168281927314 1.5959e-08 au
q 2.143125311883819 1.2441e-07 au
i 9.511850632283265 5.5004e-06 deg
node 212.9655881432969 2.7085e-05 deg
peri 311.7131942771759 2.9355e-05 deg
M 299.1483752782094 1.4136e-05 deg
tp 2459274.895970050665
(2021-Mar-01.39597005)
6.5276e-05 TDB
period 1623.334622039529
4.44
1.4375e-05
3.936e-08
d
yr
n .2217657377058233 1.9638e-09 deg/d
Q 3.263211251970809 1.9265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      543  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      1999-04-11  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:48:04  

Additional Information
 Earth MOID = 1.16275 au 
 Jupiter MOID = 1.78418 au 
 T_jup = 3.316 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO375393  

59468 (1999 GH61)          Discovered 1999-Apr-15 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GH61 = 2001 UD56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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