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227866 (2007 DQ97)
Classification: Main-belt Asteroid          SPK-ID: 2227866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173356307636476 5.162e-08  
a 2.418487474902113 1.5292e-08 au
q 2.134712721540493 1.256e-07 au
i 1.319197151208513 5.6366e-06 deg
node 185.6531157701249 0.00022693 deg
peri 4.542928170415728 0.00022867 deg
M 229.3294692665455 3.2266e-05 deg
tp 2459699.142561675056
(2022-Apr-29.64256168)
0.00012658 TDB
period 1373.770514250014
3.76
1.3029e-05
3.567e-08
d
yr
n .2620525016847779 2.4854e-09 deg/d
Q 2.702262228263734 1.7086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      7061 days (19.33 yr)  
   first obs. used      2001-10-14  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62799  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:28  

Additional Information
 Earth MOID = 1.13424 au 
 Jupiter MOID = 2.25276 au 
 T_jup = 3.505 
[ 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 17.2   n/a MPO391183  

227866 (2007 DQ97)          Discovered 2007-Feb-23 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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