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437825 (2015 DD197)
Classification: Main-belt Asteroid          SPK-ID: 2437825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .214432598659922 5.8203e-08  
a 3.139779780761368 4.4727e-08 au
q 2.466508643152828 1.7788e-07 au
i 15.28118305574973 9.9345e-06 deg
node 201.8041502966316 1.9904e-05 deg
peri 280.0206225686966 3.2272e-05 deg
M 82.01195538301242 2.5285e-05 deg
tp 2458933.563018616818
(2020-Mar-25.06301862)
0.00013729 TDB
period 2032.109983472803
5.56
4.3422e-05
1.189e-07
d
yr
n .1771557656464897 3.7855e-09 deg/d
Q 3.813050918369909 5.4318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      9010 days (24.67 yr)  
   first obs. used      1996-10-06  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54293  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 07:56:05  

Additional Information
 Earth MOID = 1.5369 au 
 Jupiter MOID = 1.6133 au 
 T_jup = 3.121 
[ 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 16.16   n/a E2021B25  

437825 (2015 DD197)          Discovered 2007-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2015 DD197 = 2013 WQ60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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