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JPL Small-Body Database Browser
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312348 (2008 DB4)
Classification: Main-belt Asteroid          SPK-ID: 2312348
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1180317276737445 6.7774e-08  
a 2.61457654526088 2.16e-08 au
q 2.305973558488489 1.8395e-07 au
i 14.76988042445833 6.633e-06 deg
node 330.2761964271244 2.0343e-05 deg
peri 114.6484726886936 3.4268e-05 deg
M 282.741686424233 2.5365e-05 deg
tp 2458931.892893808878
(2020-Mar-23.39289381)
0.00010836 TDB
period 1544.189049042568
4.23
1.9135e-05
5.239e-08
d
yr
n .2331320768161178 2.889e-09 deg/d
Q 2.923179532033273 2.4149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      6261 days (17.14 yr)  
   first obs. used      2002-10-06  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52908  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:32:15  

Additional Information
 Earth MOID = 1.36398 au 
 Jupiter MOID = 2.28059 au 
 T_jup = 3.351 
[ 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 16.2   n/a MPO455302  

312348 (2008 DB4)          Discovered 2008-Feb-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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