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437906 (2001 XF220)
Classification: Main-belt Asteroid          SPK-ID: 2437906
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875722638569586 1.5546e-07  
a 3.05591045968676 4.495e-08 au
q 2.482706416619155 4.6269e-07 au
i 12.21124911050505 1.4568e-05 deg
node 252.7225117152669 4.0185e-05 deg
peri 132.5308796697934 4.7296e-05 deg
M 191.6813180330565 2.6786e-05 deg
tp 2459912.803172792971
(2022-Nov-29.30317279)
0.00015565 TDB
period 1951.23404227922
5.34
4.3051e-05
1.179e-07
d
yr
n .1844986260999665 4.0707e-09 deg/d
Q 3.629114502754364 5.3381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2001-11-19  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:44:39  

Additional Information
 Earth MOID = 1.50684 au 
 Jupiter MOID = 1.89862 au 
 T_jup = 3.174 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457676.5 (2016-Oct-15.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1873082059888623 1.5568e-07  
q 2.485009820006697 4.6381e-07 au
tp 2457962.682905746958
(2017-Jul-28.18290575)
0.00013546 TDB
node 252.7317421627238 4.0181e-05 deg
peri 132.8363735749731 4.7231e-05 deg
i 12.20943964288016 1.4567e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2001-11-19  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:44:39  

Additional Information
 Jupiter MOID = 1.89862 au 
 T_jup = 3.174 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.423507518097865E-14 -7.200943627739067E-14 1.372312348476615E-11 -1.978015076789445E-13 2.174955658236386E-12 9.098994608058011E-15
q -7.200943627739067E-14 2.151168532751893E-13 -4.036430348173013E-11 5.829523047401687E-13 -6.420076495937772E-12 -2.413702672456863E-14
tp 1.372312348476615E-11 -4.036430348173013E-11 1.834906838703832E-8 -1.171692749941577E-10 3.422941571173117E-9 -6.516820115484472E-12
node -1.978015076789445E-13 5.829523047401687E-13 -1.171692749941577E-10 1.614544001491571E-9 -1.594555493468863E-9 -3.065011816364609E-10
peri 2.174955658236386E-12 -6.420076495937772E-12 3.422941571173117E-9 -1.594555493468863E-9 2.230776303373471E-9 2.980459171003828E-10
i 9.098994608058011E-15 -2.413702672456863E-14 -6.516820115484472E-12 -3.065011816364609E-10 2.980459171003828E-10 2.121916980996912E-10

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 16.32   n/a E2021B25  

437906 (2001 XF220)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

[ 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
1934-Aug-17 11:40 00:06 Jupiter 1.9880798583437 1.98807820830747 1.98808150838817 2.86833049168114 2.71573539042331 2427666.986048762 6.07969156875241 485.402289283002 73.7585725530546 79.3611698396975 659603.107797639 T 12 CATAB v2.0f-lin.ifort 2020-May-22 03:44:42 2020-May-22 03:44
1983-Jul-22 04:09 00:02 Jupiter 1.94420636796474 1.94420480599518 1.94420792993486 4.05262929204889 3.94366255333926 2445537.672708980 2.17305218782688 247.343957034976 69.997903271753 -87.3137446248611 1275289.14844129 T 12 CATAB v2.0f-lin.ifort 2020-May-22 03:44:42 2020-May-22 03:44
2042-Mar-18 04:59 00:02 Jupiter 1.90410661291361 1.9041050225933 1.9041082032363 3.63027132775361 3.50559412890039 2466961.707706104 1.90318739587926 213.310966066588 56.5509256684603 75.750313851844 951672.124355141 T 12 CATAB v2.0f-lin.ifort 2020-May-22 03:44:42 2020-May-22 03:44
2100-Nov-05 05:17 00:06 Jupiter 1.95708669833748 1.95708393432212 1.95708946238032 3.11672868595692 2.97462643202831 2488377.719978102 6.20939340660128 476.891356497273 76.4714580652279 73.0241626287739 778505.185914883 T 12 CATAB v2.0f-lin.ifort 2020-May-22 03:44:42 2020-May-22 03:44
2149-Oct-02 13:54 00:09 Jupiter 1.9359094918167 1.93590736472117 1.93591161898386 4.06255027959421 3.95338470234872 2506241.078971341 9.07824873117833 769.118625789482 63.2754915146481 -84.4619140645806 1296045.55158847 T 12 CATAB v2.0f-lin.ifort 2020-May-22 03:44:42 2020-May-22 03:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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