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JPL Small-Body Database Browser
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249776 (2000 WD44)
Classification: Main-belt Asteroid          SPK-ID: 2249776
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04652817371813955 5.3348e-08  
a 3.028290954191355 3.4146e-08 au
q 2.887390106605669 1.74e-07 au
i 8.751415377965792 6.029e-06 deg
node 219.2814795805136 3.3906e-05 deg
peri 118.9070665648433 7.1696e-05 deg
M 247.9556531145802 6.5433e-05 deg
tp 2459199.576487023012
(2020-Dec-16.07648702)
0.00035348 TDB
period 1924.840844927526
5.27
3.2556e-05
8.913e-08
d
yr
n .1870284501436557 3.1633e-09 deg/d
Q 3.169191801777041 3.5735e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      2000-11-01  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:05  

Additional Information
 Earth MOID = 1.8915 au 
 Jupiter MOID = 2.02206 au 
 T_jup = 3.225 
[ 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 15.4   n/a MPO437160  

249776 (2000 WD44)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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