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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03339063211019423 6.0386e-08  
a 3.472214734355764 4.364e-08 au
q 3.356275289553295 2.2866e-07 au
i 11.03554491584316 5.154e-06 deg
node 83.75366298380381 3.03e-05 deg
peri 173.4920191531671 9.7506e-05 deg
M 308.4035467410218 9.5444e-05 deg
tp 2459735.208143837370
(2022-Jun-04.70814384)
0.00062817 TDB
period 2363.242511445991
6.47
4.4553e-05
1.22e-07
d
yr
n .152333075533466 2.8719e-09 deg/d
Q 3.588154179158233 4.5097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      8297 days (22.72 yr)  
   first obs. used      1998-09-19  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:44:03  

Additional Information
 Earth MOID = 2.34121 au 
 Jupiter MOID = 1.46867 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 14.90   n/a MPCxxxxx  
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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