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JPL Small-Body Database Browser
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91636 (1999 TY79)
Classification: Main-belt Asteroid          SPK-ID: 2091636
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08227210433378236 4.7349e-08  
a 3.033329986670012 2.7244e-08 au
q 2.783771545527906 1.4002e-07 au
i 9.337614658004561 5.6873e-06 deg
node 184.2035726928286 2.8361e-05 deg
peri 231.097332879333 4.3042e-05 deg
M 291.6238781869706 3.0922e-05 deg
tp 2459367.004978562836
(2021-Jun-01.50497856)
0.00016556 TDB
period 1929.647204084026
5.28
2.5997e-05
7.118e-08
d
yr
n .1865626002712172 2.5135e-09 deg/d
Q 3.282888427812118 2.9486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      9925 days (27.17 yr)  
   first obs. used      1991-03-17  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55276  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 15:41:02  

Additional Information
 Earth MOID = 1.80524 au 
 Jupiter MOID = 2.06463 au 
 T_jup = 3.217 
[ 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 14.9   n/a MPO432454  

91636 (1999 TY79)          Discovered 1999-Oct-11 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
2061-Jan-15 09:59 00:02 Europ 0.049820454799291 0.0498105580183203 0.0498303544112333 2.58865614846875 2.5886560660569 2473839.916179721 2.46675277108344 772.865679556899 59.0769749411403 50.5988755175939 97521.5725475507 T 16 CATAB v2.0e-lin.ifort 2018-May-31 15:41:06 2018-Dec-17 17:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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