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22493 (1997 GP40)
Classification: Main-belt Asteroid          SPK-ID: 2022493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .114033937958061 3.634e-08  
a 3.046686706076203 1.4768e-08 au
q 2.69926102325786 1.0863e-07 au
i 1.712566154936845 3.7101e-06 deg
node 152.644010634994 0.00012305 deg
peri 204.6624141602931 0.00012418 deg
M 34.65069056503452 1.5243e-05 deg
tp 2459013.539648156174
(2020-Jun-13.03964816)
8.241e-05 TDB
period 1942.406502330855
5.32
1.4123e-05
3.867e-08
d
yr
n .185337106093913 1.3476e-09 deg/d
Q 3.394112388894546 1.6452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1229  
   data-arc span      10892 days (29.82 yr)  
   first obs. used      1991-03-18  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:58  

Additional Information
 Earth MOID = 1.69351 au 
 Jupiter MOID = 2.04319 au 
 T_jup = 3.228 
[ 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 14.53   n/a E2021B10  

22493 (1997 GP40)          Discovered 1997-Apr-07 by Elst, E. W. at La Silla
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GP40 = 1997 HD12 = 1999 XH110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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