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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3230142880573019 4.6908e-08  
a 2.224354996803017 9.3736e-09 au
q 1.505856551123989 1.0754e-07 au
i 6.11604501646015 4.7083e-06 deg
node 310.7440413807238 3.5074e-05 deg
peri 359.5112181596592 3.5546e-05 deg
M 55.01652173591221 5.676e-06 deg
tp 2458815.319519889810
(2019-Nov-27.81951989)
1.8719e-05 TDB
period 1211.726418468814
3.32
7.6595e-06
2.097e-08
d
yr
n .2970967658317712 1.878e-09 deg/d
Q 2.942853442482046 1.2401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1203  
   data-arc span      10378 days (28.41 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 03:23:02  

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

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