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437826 (2015 DQ216)
Classification: Main-belt Asteroid          SPK-ID: 2437826
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 .1137577679999656 7.2739e-08  
a 2.438006440757195 2.2184e-08 au
q 2.160664269687116 1.687e-07 au
i 2.141890903154111 3.9861e-06 deg
node 70.5180462262759 0.00018408 deg
peri 84.34801805914347 0.00018523 deg
M 192.9598366492794 2.2954e-05 deg
tp 2459845.662483523999
(2022-Sep-23.16248352)
9.4157e-05 TDB
period 1390.435027179574
3.81
1.8978e-05
5.196e-08
d
yr
n .2589117743460774 3.5338e-09 deg/d
Q 2.715348611827274 2.4708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      5990 days (16.40 yr)  
   first obs. used      2004-04-21  
   last obs. used      2020-09-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61367  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:27:55  

Additional Information
 Earth MOID = 1.1716 au 
 Jupiter MOID = 2.26861 au 
 T_jup = 3.493 
[ 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 17.82   n/a MPCxxxxx  

437826 (2015 DQ216)          Discovered 2004-Apr-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2015 DQ216 = 2011 AD56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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