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48964 (1998 QW33)
Classification: Main-belt Asteroid          SPK-ID: 2048964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929211491721358 3.3899e-08  
a 2.41414968436075 8.7066e-09 au
q 1.948409152980325 8.3228e-08 au
i 2.884027868014005 3.9101e-06 deg
node 174.3044193094955 7.3613e-05 deg
peri 170.0542059323148 7.4251e-05 deg
M 282.1439242611015 1.0155e-05 deg
tp 2459296.802098319504
(2021-Mar-23.30209832)
3.9064e-05 TDB
period 1370.076187152691
3.75
7.4117e-06
2.029e-08
d
yr
n .2627591103149938 1.4215e-09 deg/d
Q 2.879890215741174 1.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      991  
   data-arc span      10460 days (28.64 yr)  
   first obs. used      1991-12-27  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51564  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:59  

Additional Information
 Earth MOID = .940969 au 
 Jupiter MOID = 2.53207 au 
 T_jup = 3.490 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO267870  

48964 (1998 QW33)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QW33 = 2001 HC40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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