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215737 (2004 DG44)
Classification: Main-belt Asteroid          SPK-ID: 2215737
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1558007892323969 4.8407e-08  
a 2.687708045785461 2.1191e-08 au
q 2.268961011025823 1.2804e-07 au
i 10.41004879303039 5.4553e-06 deg
node 117.5491770025714 2.7291e-05 deg
peri 350.6246188779394 3.2137e-05 deg
M 284.1155478051026 1.7731e-05 deg
tp 2459339.751570269952
(2021-May-05.25157027)
8.1207e-05 TDB
period 1609.428041774742
4.41
1.9034e-05
5.211e-08
d
yr
n .2236819482796026 2.6454e-09 deg/d
Q 3.106455080545099 2.4493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      7556 days (20.69 yr)  
   first obs. used      1998-12-16  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57292  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:35  

Additional Information
 Earth MOID = 1.2863 au 
 Jupiter MOID = 2.01724 au 
 T_jup = 3.332 
[ 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 16.0   n/a MPO440136  

215737 (2004 DG44)          Discovered 2004-Feb-18 by NEAT at Haleakala
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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