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26202 (1997 GD42)
Classification: Main-belt Asteroid          SPK-ID: 2026202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07874329577004403 4.2975e-08  
a 2.396679204685781 8.9381e-09 au
q 2.207956785205294 1.0492e-07 au
i 5.783949537418127 4.3355e-06 deg
node 176.8824754687718 3.3585e-05 deg
peri 358.0695228274499 4.0311e-05 deg
M 116.863562972516 2.1602e-05 deg
tp 2458560.563585825761
(2019-Mar-18.06358583)
8.1303e-05 TDB
period 1355.230878421643
3.71
7.5812e-06
2.076e-08
d
yr
n .2656373948764144 1.486e-09 deg/d
Q 2.585401624166267 9.6419e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1739  
   data-arc span      8459 days (23.16 yr)  
   first obs. used      1997-04-09  
   last obs. used      2020-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50566  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:26:22  

Additional Information
 Earth MOID = 1.21232 au 
 Jupiter MOID = 2.37494 au 
 T_jup = 3.517 
[ 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 14.6   n/a MPO474110  

26202 (1997 GD42)          Discovered 1997-Apr-09 by Elst, E. W. at La Silla
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 GD42 = 1998 RH25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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