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101003 (1998 QW46)
Classification: Main-belt Asteroid          SPK-ID: 2101003
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2402707061060884 4.7586e-08  
a 2.319136331332789 6.983e-09 au
q 1.761915807447177 1.1204e-07 au
i 3.989203273907693 4.9391e-06 deg
node 276.8581508702675 6.0771e-05 deg
peri 90.80715225545326 6.1919e-05 deg
M 99.76833929530292 1.2977e-05 deg
tp 2458842.998318674100
(2019-Dec-25.49831867)
4.5677e-05 TDB
period 1289.994463036866
3.53
5.8263e-06
1.595e-08
d
yr
n .279070965275695 1.2604e-09 deg/d
Q 2.876356855218402 8.6608e-09 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      8738 days (23.92 yr)  
   first obs. used      1997-04-12  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49636  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:44  

Additional Information
 Earth MOID = .764919 au 
 Jupiter MOID = 2.61166 au 
 T_jup = 3.537 
[ 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 16.3   n/a MPO244923  

101003 (1998 QW46)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QW46 = 2002 YY13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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