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85862 (1999 AF34)
Classification: Main-belt Asteroid          SPK-ID: 2085862
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1019060052693805 3.1777e-08  
a 2.25878820456935 7.2752e-09 au
q 2.028604121892092 7.0749e-08 au
i 2.765482917788101 3.7458e-06 deg
node 349.9803228321307 6.9976e-05 deg
peri 105.1457638083872 7.2567e-05 deg
M 139.5007389294392 1.9992e-05 deg
tp 2458520.008509275810
(2019-Feb-05.50850928)
6.8014e-05 TDB
period 1239.971472467984
3.39
5.9906e-06
1.64e-08
d
yr
n .2903292599816607 1.4027e-09 deg/d
Q 2.488972287246609 8.0166e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1529  
   data-arc span      7929 days (21.71 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:59:33  

Additional Information
 Earth MOID = 1.04746 au 
 Jupiter MOID = 2.63451 au 
 T_jup = 3.613 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457051.5 (2015-Jan-29.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .101632201128894 3.1829e-08  
q 2.029246973185513 7.0841e-08 au
tp 2457281.070715028990
(2015-Sep-15.57071503)
6.633e-05 TDB
node 350.0085813267234 6.9927e-05 deg
peri 105.4258307630842 7.2525e-05 deg
i 2.766983519299966 3.7462e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1529  
   data-arc span      7929 days (21.71 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53772  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:59:33  

Additional Information
 Jupiter MOID = 2.63451 au 
 T_jup = 3.613 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.013077146549737E-15 -2.245480509819403E-15 2.27041096127963E-13 -5.582142246981563E-15 4.510383786657327E-14 -1.062663479263577E-17
q -2.245480509819403E-15 5.018443293301372E-15 -4.019453964714948E-13 1.28527036295258E-14 -7.342771040826458E-14 8.709777172457931E-17
tp 2.27041096127963E-13 -4.019453964714948E-13 4.399614698937476E-9 -1.369108480752619E-12 1.284656746828853E-9 -8.631737276098856E-13
node -5.582142246981563E-15 1.28527036295258E-14 -1.369108480752619E-12 4.889778863858221E-9 -4.883841412218488E-9 -9.182627717741147E-13
peri 4.510383786657327E-14 -7.342771040826458E-14 1.284656746828853E-9 -4.883841412218488E-9 5.259809055527047E-9 6.552874822557043E-13
i -1.062663479263577E-17 8.709777172457931E-17 -8.631737276098856E-13 -9.182627717741147E-13 6.552874822557043E-13 1.403426768278199E-11

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 14.7   n/a MPO302497  

85862 (1999 AF34)          Discovered 1999-Jan-13 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
2027-May-11 04:36 < 00:01 Thisb 0.0434754273678038 0.0434734963538888 0.0434773584511581 3.91491883207595 3.91491879201621 2461536.691634279 0.883599443184093 138.661477126234 47.9224267913721 -50.1098869455245 108324.666891958 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 20:59:37 2020-Nov-12 20:59

Alternate Designations
 1999 AF34 = 2001 QB79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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