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102420 (1999 TC190)
Classification: Main-belt Asteroid          SPK-ID: 2102420
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1783017189302538 4.6929e-08  
a 2.625088300961219 1.042e-08 au
q 2.157030544556134 1.265e-07 au
i 13.03889980159114 7.3884e-06 deg
node 349.8324521573083 1.5374e-05 deg
peri 59.95527167452162 2.5367e-05 deg
M 338.7620564171865 1.8391e-05 deg
tp 2459292.148268359742
(2021-Mar-18.64826836)
7.9502e-05 TDB
period 1553.510888700472
4.25
9.2497e-06
2.532e-08
d
yr
n .2317331681538092 1.3798e-09 deg/d
Q 3.093146057366304 1.2278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5074  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:31:24  

Additional Information
 Earth MOID = 1.19637 au 
 Jupiter MOID = 2.4711 au 
 T_jup = 3.344 
[ 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 15.5   n/a MPO436480  

102420 (1999 TC190)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1920-Aug-13 23:34 < 00:01 Thisb 0.0419489956245565 0.0419470531387334 0.0419509438428814 5.80428062346166 5.80428059545865 2422550.481903443 0.607789757464896 973.982001223387 58.4859238616445 85.4371078310167 106930.254733865 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 08:31:25 2021-Feb-24 08:31
2087-Feb-05 15:06 00:02 Eunom 0.0237336349047456 0.0237289713884873 0.0237383081759066 3.301364075562 3.301363896404 2483357.129159316 2.21521312380286 803.753975830476 40.5934438405084 -73.4364737309185 83715.5659551584 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 08:31:25 2021-Feb-24 08:31
2102-Jan-07 21:37 00:02 Eunom 0.0193889374871716 0.0193617107795977 0.0194161650495312 4.69017056921628 4.69017041485043 2488806.400982519 1.57305653647177 1371.82267236575 37.0143078572408 8.5151150444208 11777.9160095728 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 08:31:25 2021-Feb-24 08:31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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