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JPL Small-Body Database Browser
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48983 (1998 QM46)
Classification: Main-belt Asteroid          SPK-ID: 2048983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699225037097405 3.9989e-08  
a 2.393209991303864 1.1475e-08 au
q 1.986549757678345 9.6942e-08 au
i 3.901446557432645 4.3857e-06 deg
node 344.2223823310949 6.7116e-05 deg
peri 299.4869626311936 6.8626e-05 deg
M 251.7517873060784 1.6471e-05 deg
tp 2459007.119190479626
(2020-Jun-06.61919048)
6.2675e-05 TDB
period 1352.289381318213
3.70
9.7261e-06
2.663e-08
d
yr
n .2662152087958213 1.9147e-09 deg/d
Q 2.799870224929383 1.3425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1134  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .528  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:48:44  

Additional Information
 Earth MOID = .973124 au 
 Jupiter MOID = 2.35983 au 
 T_jup = 3.508 
[ 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 15.0   n/a MPO432048  

48983 (1998 QM46)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/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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