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437804 (2015 DF23)
Classification: Main-belt Asteroid          SPK-ID: 2437804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09718475164131007 8.1019e-08  
a 3.092257771790954 4.9791e-08 au
q 2.79173746822854 2.6567e-07 au
i 1.874379648294596 8.8672e-06 deg
node 37.70914530491125 0.0003455 deg
peri 192.1737716717511 0.0003538 deg
M 288.6163176211567 8.1198e-05 deg
tp 2459394.329648890304
(2021-Jun-28.82964889)
0.00045271 TDB
period 1986.149619573698
5.44
4.7971e-05
1.313e-07
d
yr
n .1812552269235736 4.3779e-09 deg/d
Q 3.392778075353369 5.463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      6683 days (18.30 yr)  
   first obs. used      2001-10-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:14:55  

Additional Information
 Earth MOID = 1.78141 au 
 Jupiter MOID = 1.59288 au 
 T_jup = 3.216 
[ 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 16.4   n/a MPO336397  

437804 (2015 DF23)          Discovered 2004-Feb-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2015 DF23 = 2004 CJ121 = 2006 QO76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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