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46847 (1998 QM26)
Classification: Main-belt Asteroid          SPK-ID: 2046847
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823245617770325 4.2448e-08  
a 2.412839024363315 8.5813e-09 au
q 1.972919206607751 1.0388e-07 au
i 2.799161311034633 4.075e-06 deg
node 143.9564976364836 8.4557e-05 deg
peri 241.4530182003879 8.5125e-05 deg
M 302.2215224377946 1.0197e-05 deg
tp 2459420.212387234328
(2021-Jul-24.71238723)
3.9262e-05 TDB
period 1368.960601621971
3.75
7.3031e-06
1.999e-08
d
yr
n .2629732364638289 1.4029e-09 deg/d
Q 2.852758842118879 1.0146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      802  
   data-arc span      8057 days (22.06 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53037  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:59  

Additional Information
 Earth MOID = .977369 au 
 Jupiter MOID = 2.60065 au 
 T_jup = 3.494 
[ 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 16.11   n/a MPCxxxxx  

46847 (1998 QM26)          Discovered 1998-Aug-25 by Zoltowski, F. B. at Woomera
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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