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JPL Small-Body Database Browser
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268946 (2007 DQ44)
Classification: Main-belt Asteroid          SPK-ID: 2268946
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1496700662074696 6.6475e-08  
a 2.418338579478081 2.8731e-08 au
q 2.056385684175519 1.7282e-07 au
i 2.93068743261313 6.9175e-06 deg
node 185.7323145869847 0.00011826 deg
peri 255.1368856219315 0.00012169 deg
M 138.6576438473922 3.5058e-05 deg
tp 2458071.427244122925
(2017-Nov-13.92724412)
0.00012643 TDB
period 1373.643650871318
3.76
2.4479e-05
6.702e-08
d
yr
n .2620767036426425 4.6704e-09 deg/d
Q 2.780291474780644 3.3031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      5053 days (13.83 yr)  
   first obs. used      2005-09-23  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:39:05  

Additional Information
 Earth MOID = 1.07433 au 
 Jupiter MOID = 2.44868 au 
 T_jup = 3.498 
[ 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 17.1   n/a MPO427490  

268946 (2007 DQ44)          Discovered 2007-Feb-17 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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