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37802 (1997 XD11)
Classification: Mars-crossing Asteroid          SPK-ID: 2037802
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3230142871444342 4.6237e-08  
a 2.224354996976165 9.2625e-09 au
q 1.505856553271749 1.0593e-07 au
i 6.116045252442089 4.6731e-06 deg
node 310.7440424862323 3.4944e-05 deg
peri 359.5112169587289 3.5402e-05 deg
M 55.01652172780464 5.6758e-06 deg
tp 2458815.319519895477
(2019-Nov-27.81951990)
1.8717e-05 TDB
period 1211.726418610298
3.32
7.5687e-06
2.072e-08
d
yr
n .2970967657970816 1.8557e-09 deg/d
Q 2.94285344068058 1.2254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1229  
   data-arc span      10464 days (28.65 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:29:11  

Additional Information
 Earth MOID = .491432 au 
 Jupiter MOID = 2.34801 au 
 T_jup = 3.570 
[ 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 15.2   n/a MPO333153  

37802 (1997 XD11)          Discovered 1997-Dec-03 by Spacewatch at Kitt Peak
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 XD11 = 1999 GO5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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