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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3230142863415785 4.704e-08  
a 2.224354997122757 9.3931e-09 au
q 1.505856555156826 1.0786e-07 au
i 6.116045039135052 4.7137e-06 deg
node 310.7440410332717 3.5081e-05 deg
peri 359.5112183740383 3.5554e-05 deg
M 55.01652166840014 5.6762e-06 deg
tp 2458815.319520077121
(2019-Nov-27.81952008)
1.872e-05 TDB
period 1211.726418730083
3.32
7.6754e-06
2.101e-08
d
yr
n .2970967657677121 1.8819e-09 deg/d
Q 2.942853439088688 1.2427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      9989 days (27.35 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53909  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:38:39  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1943-Jul-30 08:42 < 00:01 Earth 0.489668928480376 0.489668650671086 0.489669206292672 3.36437404566367 3.36275630104989 2430935.862566178 0.789016709213829 337.385441851484 13.6169964933788 89.5721154888616 1515257.72883392 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 04:38:55 2020-Feb-23 04:38
2016-Jul-31 19:48 < 00:01 Earth 0.491722021201191 0.491721698642154 0.491722343760312 3.37812075664321 3.37651632701123 2457601.325307826 0.039298093212206 29.3100032666172 14.3734918896782 -73.6464675677212 1460971.23804304 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 04:38:55 2020-Feb-23 04:38
2089-Aug-06 02:41 < 00:01 Earth 0.492534395970076 0.492533955077263 0.492534836906117 3.38016722003491 3.37856640757059 2484269.611628572 0.669853341394581 287.505086143057 13.1023603969741 -86.4771109618089 1504245.97957547 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 04:38:55 2020-Feb-23 04:38
2152-Jul-26 19:48 00:01 Earth 0.497070480145233 0.497068486826674 0.497072473575596 3.3651341792286 3.36354088925287 2507269.325009435 1.13365935101573 390.732574921962 17.6801235692756 75.48930463366 1588171.2623471 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 04:38:55 2020-Feb-23 04:38
2162-Aug-12 06:02 00:01 Earth 0.498452687909201 0.498451088360203 0.498454287651945 3.3747217668128 3.37313741217523 2510937.751071533 1.17813810638017 503.153611493882 12.971459852627 -80.998109509187 1486907.88364673 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 04:38:55 2020-Feb-23 04:38

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