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JPL Small-Body Database Browser
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(2019 TQ2)
Classification: Apollo [NEO]          SPK-ID: 3878581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6718792609163907 0.00085415  
a 2.862148780382446 0.0073487 au
q .9391303731863392 3.3463e-05 au
i 8.443410840576174 0.0078411 deg
node 22.91961695127769 0.00049778 deg
peri 44.66270528384271 0.00051147 deg
M 39.052150504333 0.14882 deg
tp 2458808.642319896116
(2019-Nov-21.14231990)
0.0077731 TDB
period 1768.628972935431
4.84
6.8115
0.01865
d
yr
n .2035474966818509 0.00078392 deg/d
Q 4.785167187578553 0.012286 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      23 days  
   first obs. used      2019-10-05  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .45346  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-06 05:00:34  

Additional Information
 Earth MOID = .0311029 au 
 Jupiter MOID = .809799 au 
 T_jup = 2.905 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.8   .33515 E2019V77 autocmod 2.8

[ 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
2019-Oct-25 11:00 < 00:01 Earth 0.0327462046442304 0.0326394498130536 0.0328529587308987 12.355240643967 12.348653214652 2458781.958272965 0.0406490729676012 5317.71315590113 7.72647886232622 0.00926641338401775 633.949160518289 T 9 CATAB v2.0f-lin.ifort 2019-Nov-06 05:00:38 2019-Nov-06 05:01
2090-May-16 23:07 6_01:03 Jupiter 1.04657996263925 0.847646625756913 1.24841542908788 6.04634214864673 5.91097326428485 2484553.463410391 8702.90647024165 10368699.3359513 134.732591612864 20.6217237701202 270666.327588557 T 9 CATAB v2.0f-lin.ifort 2019-Nov-06 05:00:38 2019-Nov-06 05:01
2110-Nov-23 11:54 6_04:44 Mars 0.0943366582982919 0.0791811807976707 0.125695349836939 18.8324456768912 18.8322845304075 2492047.995584832 8924.18396017612 2304163.03725537 641.248052442878 56.8696963754303 18402.5185664073 T 9 CATAB v2.0f-lin.ifort 2019-Nov-06 05:00:38 2019-Nov-06 05:01
2114-Feb-02 10:21 2_22:30 Jupiter 1.2859369074374 1.19654348024805 1.37643128823818 7.04754322886123 6.95345260170336 2493214.931445585 4229.676324582 4866627.43602883 122.243160597598 26.0633669481161 390840.092757281 T 9 CATAB v2.0f-lin.ifort 2019-Nov-06 05:00:38 2019-Nov-06 05:01
2180-Dec-24 01:48 2_01:41 Earth 0.153151497808341 0.151044560000227 0.155857648155894 11.5751836463146 11.5736805340547 2517646.574732379 2980.78075191012 492799.767137734 152.912673351293 -75.8801609579485 135618.126415064 T 9 CATAB v2.0f-lin.ifort 2019-Nov-06 05:00:38 2019-Nov-06 05:01
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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