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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014169046328499 3.1632e-08  
a 2.259801329987568 7.2398e-09 au
q 2.030619274015032 7.0469e-08 au
i 2.765658128434763 3.7223e-06 deg
node 349.9580035997164 6.9935e-05 deg
peri 105.2765537399549 7.2517e-05 deg
M 197.4245022590922 1.9988e-05 deg
tp 2459760.846170555059
(2022-Jun-30.34617055)
6.9974e-05 TDB
period 1240.805805320702
3.40
5.9628e-06
1.633e-08
d
yr
n .2901340390706452 1.3943e-09 deg/d
Q 2.488983385960105 7.974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      7929 days (21.71 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:15:25  

Additional Information
 Earth MOID = 1.04925 au 
 Jupiter MOID = 2.63324 au 
 T_jup = 3.612 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457058.5 (2015-Feb-05.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016311324749151 3.1707e-08  
q 2.029236791852637 7.0622e-08 au
tp 2457281.080033022444
(2015-Sep-15.58003302)
6.5696e-05 TDB
node 350.0086144805043 6.9916e-05 deg
peri 105.4292031002752 7.2474e-05 deg
i 2.766986511605076 3.7225e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      7929 days (21.71 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:15:25  

Additional Information
 Jupiter MOID = 2.63324 au 
 T_jup = 3.612 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.005308755609514E-15 -2.229978126558212E-15 2.015964731442472E-13 -5.485040944877702E-15 3.837079237470097E-14 -2.796692225259187E-17
q -2.229978126558212E-15 4.987502609079759E-15 -3.512001221473896E-13 1.266029458066861E-14 -6.000074802195679E-14 1.278712588174082E-16
tp 2.015964731442472E-13 -3.512001221473896E-13 4.315999978255829E-9 -1.058623800059147E-12 1.262544717498853E-9 -8.091994594391395E-13
node -5.485040944877702E-15 1.266029458066861E-14 -1.058623800059147E-12 4.888226517571672E-9 -4.882210761311088E-9 -9.618926768067476E-13
peri 3.837079237470097E-14 -6.000074802195679E-14 1.262544717498853E-9 -4.882210761311088E-9 5.252416433988625E-9 7.144825549924914E-13
i -2.796692225259187E-17 1.278712588174082E-16 -8.091994594391395E-13 -9.618926768067476E-13 7.144825549924914E-13 1.385667685472984E-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 14.76   n/a E2021B10  

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 30 CATAB v2.0f-lin.ifort 2021-Apr-13 14:15:29 2021-Apr-13 14:15

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