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160889 (2001 QX279)
Classification: Main-belt Asteroid          SPK-ID: 2160889
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287707740183579 7.3403e-08  
a 2.298254482394111 1.3261e-08 au
q 2.002306473805061 1.6723e-07 au
i 7.297107750373323 6.3745e-06 deg
node 39.9860445144617 4.3412e-05 deg
peri 321.6240945773674 4.6224e-05 deg
M 178.2043444203705 1.8107e-05 deg
tp 2458570.542302088121
(2019-Mar-28.04230209)
6.1692e-05 TDB
period 1272.610788395307
3.48
1.1015e-05
3.016e-08
d
yr
n .2828830332751936 2.4484e-09 deg/d
Q 2.594202490983161 1.4969e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      10192 days (27.90 yr)  
   first obs. used      1993-04-19  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57232  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:13  

Additional Information
 Earth MOID = 1.0046 au 
 Jupiter MOID = 2.86915 au 
 T_jup = 3.571 
[ 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 16.34   n/a MPCxxxxx  

160889 (2001 QX279)          Discovered 2001-Aug-19 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
2120-Feb-26 10:33 < 00:01 Hebe 0.0467982805640454 0.0467585859932723 0.0468379827108573 6.86825480713237 6.86825478779127 2495429.939280131 0.76267125594743 2190.6275640308 49.251105310463 -25.3888809414712 61000.6345455117 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 20:03:14 2021-Apr-13 20:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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