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JPL Small-Body Database Browser
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91649 (1999 TE99)
Classification: Main-belt Asteroid          SPK-ID: 2091649
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166517018831882 5.4721e-08  
a 3.113845350190979 2.9518e-08 au
q 2.750609990690149 1.7493e-07 au
i 8.049872619680853 5.0935e-06 deg
node 85.21981103816483 4.0721e-05 deg
peri 297.5116221124334 4.8533e-05 deg
M 276.7283917996175 3.2931e-05 deg
tp 2459464.735595772335
(2021-Sep-07.23559577)
0.0001883 TDB
period 2006.98435024668
5.49
2.8538e-05
7.813e-08
d
yr
n .1793735959902987 2.5506e-09 deg/d
Q 3.477080709691809 3.2961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      7220 days (19.77 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56216  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:34:54  

Additional Information
 Earth MOID = 1.76636 au 
 Jupiter MOID = 1.99487 au 
 T_jup = 3.193 
[ 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 14.2   n/a MPO264001  
diameter diameter 5.488 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91649 (1999 TE99)          Discovered 1999-Oct-02 by LINEAR at Socorro
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
2030-Jul-12 16:04 < 00:01 Jupiter 1.99460776200439 1.99460722123143 1.99460830277734 3.17373736098629 3.03698805949483 2462695.169442188 0.706734053292401 83.4193961391539 21.0503766245875 84.4287958466282 2738677.53370177 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:35:28 2020-Feb-23 22:35
2101-Nov-01 05:26 00:04 Jupiter 1.99003257693314 1.99003203845261 1.99003311541366 3.21873410743986 3.08366409965713 2488738.726095246 3.51188905805854 84.5613914565962 26.009522856279 89.7912241231412 2515716.6704843 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:35:28 2020-Feb-23 22:35
2173-Feb-20 11:42 00:06 Jupiter 1.98476901106971 1.98476849686874 1.9847695252708 3.25794275322584 3.12420685479104 2514782.987809152 6.33430425118238 126.210196829507 24.7563349940547 -84.426398649546 2282015.87230163 T 15 CATAB v2.0f-lin.ifort 2020-Feb-23 22:35:28 2020-Feb-23 22:35
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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