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70492 (1999 TO60)
Classification: Main-belt Asteroid          SPK-ID: 2070492
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694314979057867 3.7947e-08  
a 2.417827306667444 1.1113e-08 au
q 2.008171204421265 9.3219e-08 au
i .9616733863636318 3.9244e-06 deg
node 258.3364954591307 0.00028266 deg
peri 342.9976028232936 0.00028294 deg
M 332.0902938793132 1.3749e-05 deg
tp 2459306.960648386829
(2021-Apr-02.46064839)
5.2659e-05 TDB
period 1373.208060791837
3.76
9.4673e-06
2.592e-08
d
yr
n .2621598359919414 1.8074e-09 deg/d
Q 2.827483408913623 1.2996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      9486 days (25.97 yr)  
   first obs. used      1994-02-03  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:11:21  

Additional Information
 Earth MOID = .994088 au 
 Jupiter MOID = 2.18501 au 
 T_jup = 3.496 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456673.5 (2014-Jan-16.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698395847485736 3.7824e-08  
q 2.007483633831618 9.2955e-08 au
tp 2456560.341963642545
(2013-Sep-24.84196364)
5.0341e-05 TDB
node 258.4647984479333 0.00028293 deg
peri 342.9529571249111 0.0002832 deg
i .9611117774782991 3.9222e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      9486 days (25.97 yr)  
   first obs. used      1994-02-03  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:11:21  

Additional Information
 Jupiter MOID = 2.18501 au 
 T_jup = 3.496 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.430633621609136E-15 -3.498859422219302E-15 -5.646807790317759E-13 -1.955049379272032E-14 -1.458879828556518E-13 5.254501522123124E-17
q -3.498859422219302E-15 8.640587750088472E-15 1.334641978206762E-12 5.071659817634324E-14 3.432249879145848E-13 -9.856737239384592E-17
tp -5.646807790317759E-13 1.334641978206762E-12 2.534254955388355E-9 1.60886099769631E-11 6.573104630048935E-10 -3.142526367916234E-13
node -1.955049379272032E-14 5.071659817634324E-14 1.60886099769631E-11 8.004733582912065E-8 -8.003085058384681E-8 -2.478188443122035E-10
peri -1.458879828556518E-13 3.432249879145848E-13 6.573104630048935E-10 -8.003085058384681E-8 8.020257430232691E-8 2.477032612992274E-10
i 5.254501522123124E-17 -9.856737239384592E-17 -3.142526367916234E-13 -2.478188443122035E-10 2.477032612992274E-10 1.53834062095956E-11

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 16.5   n/a MPO453109  

70492 (1999 TO60)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ 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
1997-Jun-05 16:57 < 00:01 David 0.0466865139744438 0.0466849967279785 0.0466880312822425 6.86398987661205 6.8639898294693 2450605.206060160 0.443704580473197 122.042070561441 35.8212167924235 -55.1801153770531 163312.983947424 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 16:11:23 2020-Feb-23 16:11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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