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487842 (2015 TF89)
Classification: Main-belt Asteroid          SPK-ID: 2487842
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01028236447661341 5.804e-08  
a 3.013287912088797 4.9254e-08 au
q 2.982304187503726 1.8729e-07 au
i 12.56350374588316 6.7242e-06 deg
node 221.521302962579 2.9133e-05 deg
peri 66.37078486100037 0.00033062 deg
M 77.57350540941927 0.00032744 deg
tp 2458588.810029355317
(2019-Apr-15.31002936)
0.0017399 TDB
period 1910.554236912052
5.23
4.6844e-05
1.283e-07
d
yr
n .1884269983258118 4.62e-09 deg/d
Q 3.044271636673868 4.9761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      7208 days (19.73 yr)  
   first obs. used      1999-11-02  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60687  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:43  

Additional Information
 Earth MOID = 1.98303 au 
 Jupiter MOID = 1.95693 au 
 T_jup = 3.212 
[ 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 16.4   n/a MPO450510  

487842 (2015 TF89)          Discovered 1999-Nov-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ 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
1952-Dec-17 07:05 00:04 Jupiter 1.9827381049155 1.98273709825821 1.98273911159284 5.04306141408771 4.95762762384927 2434363.795252140 4.30674254070363 385.576204008338 26.8452065183285 83.8948520320109 2902954.5219514 T 13 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:45 2019-Sep-24 08:19
1999-Nov-03 10:27 00:01 Jupiter 1.97201372094549 1.97201314917959 1.97201429271149 4.94241090628742 4.85472783367272 2451485.935499046 1.11520271263865 117.0885886689 26.5956373915447 88.6015614766327 2790014.88132177 T 13 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:45 2019-Sep-24 08:19
2131-Jan-25 22:19 00:08 Jupiter 1.99916751548603 1.99916581742796 1.99916921362138 5.01381811220439 4.92858974079623 2499416.430107777 7.91624765312688 668.908048106255 27.266198881634 82.9979647895108 2863991.57036141 T 13 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:45 2019-Sep-24 08:19
2177-Dec-12 21:59 00:11 Jupiter 1.9662616883136 1.96626109646867 1.9662622801981 5.01103147340185 4.9243151996085 2516539.416279468 11.1178339507954 1033.89546382204 25.1100678911021 -89.1971586332715 2862250.92818153 T 13 CATAB v2.0f-lin.ifort 2019-Sep-24 08:19:45 2019-Sep-24 08:19

Alternate Designations
 2015 TF89 = 1999 VT16 = 2014 QQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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