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39866 (1998 DB24)
Classification: Inner Main-belt Asteroid          SPK-ID: 2039866
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05555720399929266 7.5501e-08  
a 1.962682550697387 1.5422e-08 AU
q 1.85364139584244 1.4948e-07 AU
i 17.21422511016436 9.5326e-06 deg
node 314.0399050674259 2.7263e-05 deg
peri 298.9251798221843 0.0001081 deg
M 236.7296487912238 0.00010861 deg
tp 2457144.398001097868
(2015-May-01.89800110)
0.00030321 JED
period 1004.323255196651
2.75
1.1837e-05
3.241e-08
d
yr
n .35845032775778 4.2247e-09 deg/d
Q 2.071723705552334 1.6278e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1993-04-27  
   last obs. used      2014-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54751  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 11:40:00  

Additional Information
 Earth MOID = .872473 AU 
 T_jup = 3.823 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO240520  

39866 (1998 DB24)          Discovered 1998-Feb-17 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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