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85767 (1998 TG28)
Classification: Main-belt Asteroid          SPK-ID: 2085767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07386855070960054 3.5564e-08  
a 3.066000222613548 2.4337e-08 au
q 2.839519229693773 1.1413e-07 au
i 12.3912966737006 5.4081e-06 deg
node 27.1879567484951 1.9199e-05 deg
peri 67.40754133235839 4.5043e-05 deg
M 312.9255479311576 3.9976e-05 deg
tp 2459256.912665208384
(2021-Feb-11.41266521)
0.00021846 TDB
period 1960.905659401509
5.37
2.3348e-05
6.392e-08
d
yr
n .1835886383794089 2.1859e-09 deg/d
Q 3.292481215533324 2.6135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8055 days (22.05 yr)  
   first obs. used      1998-10-10  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54156  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:59:52  

Additional Information
 Earth MOID = 1.88325 au 
 Jupiter MOID = 1.91178 au 
 T_jup = 3.192 
[ 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 14.4   n/a MPO493477  
diameter diameter 3.528 km 0.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.297   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85767 (1998 TG28)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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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
1938-Oct-29 18:25 00:03 Jupiter 1.97148067510674 1.97148007558712 1.97148127462692 3.83509389881705 3.72138008250127 2429201.267024965 2.90152900928173 153.316234819451 26.6330986154351 -82.1148811365137 2355311.42974386 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 20:59:55 2020-Nov-12 20:59
2046-Nov-15 17:15 00:01 Jupiter 1.97425209050154 1.97425160264866 1.97425257835476 4.9805021198725 4.8936011387742 2468665.218849909 1.05325387756807 113.499309210677 20.6583578453131 -85.1179070791802 3321875.37356263 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 20:59:55 2020-Nov-12 20:59
2105-Oct-19 15:26 00:03 Jupiter 1.93789534036613 1.93789482194302 1.93789585878923 4.71330318059682 4.61963845126275 2490187.143017250 3.09880134874042 195.28045783799 23.163530738559 -89.4038862910385 2867872.63873491 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 20:59:55 2020-Nov-12 20:59
2164-Sep-19 02:29 00:05 Jupiter 1.92572466198728 1.92572407842669 1.92572524555521 4.38819146106545 4.28678574973291 2511706.603401400 5.25418516037015 372.421009673212 22.5583461472652 -86.3010016303103 2795276.65893669 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 20:59:55 2020-Nov-12 20:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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