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160624 (1999 TD197)
Classification: Main-belt Asteroid          SPK-ID: 2160624
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2307383101099768 4.295e-08  
a 2.652071743186908 1.4061e-08 au
q 2.040137190873541 1.179e-07 au
i 12.25536564175079 5.316e-06 deg
node 34.80875502956515 1.9786e-05 deg
peri 291.0403441381748 2.2316e-05 deg
M 60.07942297935315 1.0097e-05 deg
tp 2459133.231086270925
(2020-Oct-10.73108627)
4.3698e-05 TDB
period 1577.525286403601
4.32
1.2545e-05
3.435e-08
d
yr
n .2282055337576986 1.8148e-09 deg/d
Q 3.264006295500276 1.7305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59061  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:07  

Additional Information
 Earth MOID = 1.06642 au 
 Jupiter MOID = 2.24184 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457427.5 (2016-Feb-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305432605280182 4.2908e-08  
q 2.040992894548469 1.1789e-07 au
tp 2457556.923471186340
(2016-Jun-17.42347119)
4.2734e-05 TDB
node 34.85417398352357 1.9774e-05 deg
peri 291.3441668063699 2.2306e-05 deg
i 12.2588130008973 5.3168e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      7762 days (21.25 yr)  
   first obs. used      1999-10-03  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59061  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:07  

Additional Information
 Jupiter MOID = 2.24184 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.841056139604318E-15 -5.039212939969303E-15 5.503133418498977E-13 -7.171235269317758E-15 1.372863451033131E-13 -6.954845782086928E-15
q -5.039212939969303E-15 1.389830159819073E-14 -1.49014166620951E-12 1.987777951834323E-14 -3.761982397631677E-13 1.998302190346387E-14
tp 5.503133418498977E-13 -1.49014166620951E-12 1.826196284244963E-9 -7.950231692010586E-12 4.555205930081593E-10 -4.173454094147572E-12
node -7.171235269317758E-15 1.987777951834323E-14 -7.950231692010586E-12 3.910165609156011E-10 -3.837460150963875E-10 -1.87493186571022E-11
peri 1.372863451033131E-13 -3.761982397631677E-13 4.555205930081593E-10 -3.837460150963875E-10 4.975654178526349E-10 1.752193073658075E-11
i -6.954845782086928E-15 1.998302190346387E-14 -4.173454094147572E-12 -1.87493186571022E-11 1.752193073658075E-11 2.826865858643509E-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 15.52   n/a E2021B55  

160624 (1999 TD197)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ 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
2013-Feb-18 17:35 < 00:01 Inter 0.044092905045371 0.0440914386291123 0.0440943714765614 8.1123915356331 8.11239149470693 2456342.232484034 0.548212205623498 105.125672069292 61.7427474726166 62.602852299903 99124.8481502407 T 16 CATAB v2.0f-lin.ifort 2021-Apr-13 20:02:08 2021-Apr-13 20:02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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