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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 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

[ 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 0.489668926749141 0.489668649100095 0.489669204401304 3.36437400729099 3.36275626265303 2430935.862562796 0.78740631457777 336.652052379229 13.6021255741066 89.5649617090744 1517018.49567361 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:14 2020-Aug-25 03:23
2016-Jul-31 19:48 < 00:01 Earth 0.491722017187813 0.491721695567686 0.491722338808052 3.37812073336012 3.37651630370398 2457601.325309791 0.0392791124293558 29.2852251550053 14.3378562273608 -73.7188897307366 1463470.64224154 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:14 2020-Aug-25 03:23
2089-Aug-06 02:41 < 00:01 Earth 0.49253439730843 0.492533956520802 0.492534838139146 3.38016720255827 3.37856639009002 2484269.611633704 0.668387577854714 286.909387829408 13.0858665874111 -86.4686429182741 1505993.48725836 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:14 2020-Aug-25 03:23
2152-Jul-26 19:48 00:01 Earth 0.497070459402548 0.497068471106235 0.497072447810215 3.36513414022659 3.36354085016589 2507269.325016547 1.13120195742085 389.93413855036 17.6589302488394 75.4969923016246 1589763.64317557 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:14 2020-Aug-25 03:23
2162-Aug-12 06:02 00:01 Earth 0.498452700252622 0.498451103256768 0.498454297441401 3.37472175517419 3.37313740057041 2510937.751079937 1.17557177912558 502.081660680702 12.9556939236929 -80.9933438203029 1488696.67651543 T 26 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:14 2020-Aug-25 03:23

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