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101039 (1998 QM97)
Classification: Main-belt Asteroid          SPK-ID: 2101039
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2630365509472538 3.6422e-08  
a 2.635541124645515 1.2316e-08 au
q 1.942297477339112 9.6858e-08 au
i 14.50623343055934 4.0177e-06 deg
node 177.5180930014631 2.2038e-05 deg
peri 164.8858380529462 2.4584e-05 deg
M 72.89916464700408 1.1271e-05 deg
tp 2458884.036830219631
(2020-Feb-04.53683022)
4.7649e-05 TDB
period 1562.798993275085
4.28
1.0955e-05
2.999e-08
d
yr
n .2303559200825723 1.6147e-09 deg/d
Q 3.328784771951918 1.5556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      8206 days (22.47 yr)  
   first obs. used      1998-08-02  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:54  

Additional Information
 Earth MOID = .937047 au 
 Jupiter MOID = 2.1275 au 
 T_jup = 3.304 
[ 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 15.4   n/a MPO436471  

101039 (1998 QM97)          Discovered 1998-Aug-24 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
2151-Mar-23 17:32 00:02 Juno 0.0498729076503842 0.0498700695044494 0.0498757533282865 6.03233893439728 6.03233889395873 2506778.230495480 2.05670122662135 1177.55638581324 79.7659774655402 -84.2840867516906 93030.4783199703 T 22 CATAB v2.0f-lin.ifort 2021-Feb-24 08:26:55 2021-Feb-24 08:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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