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185484 (2007 DB85)
Classification: Outer Main-belt Asteroid          SPK-ID: 2185484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03359194093405453 6.3166e-08  
a 3.473953375596655 5.0373e-08 au
q 3.357256538995953 2.34e-07 au
i 11.03559399034685 6.4164e-06 deg
node 83.76559557737949 3.1654e-05 deg
peri 172.6691138152817 0.00010344 deg
M 248.9309660923722 0.00010182 deg
tp 2459730.167324815802
(2022-May-30.66732482)
0.00067451 TDB
period 2365.017752402083
6.48
5.144e-05
1.408e-07
d
yr
n .1522187305504823 3.3108e-09 deg/d
Q 3.590650212197358 5.2065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      7882 days (21.58 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5847  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:49:21  

Additional Information
 Earth MOID = 2.34226 au 
 Jupiter MOID = 1.468 au 
 T_jup = 3.101 
[ 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 14.8   n/a MPO427128  
diameter diameter 5.910 km 1.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185484 (2007 DB85)          Discovered 2007-Feb-22 by Charleston at Charleston
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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