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141484 (2002 DB4)
Classification: Aten [NEO]          SPK-ID: 2141484
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 133 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .369535470251539 9.5822e-08  
a .8579570217447471 2.8829e-09 au
q .5409114702586921 8.1757e-08 au
i 16.60263280837846 6.2052e-06 deg
node 234.2534084717205 5.394e-05 deg
peri 94.13651352434854 4.9567e-05 deg
M 343.0090836226693 2.6934e-05 deg
tp 2459214.199699087309
(2020-Dec-30.69969909)
2.1712e-05 TDB
period 290.2663730374933
0.79
1.4631e-06
4.006e-09
d
yr
n 1.240240115424942 6.2513e-09 deg/d
Q 1.175002573230802 3.9483e-09 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2002-02-26  
   last obs. used      2021-04-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41285  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:39:42  

Additional Information
 Earth MOID = .153497 au 
 Jupiter MOID = 4.19069 au 
 T_jup = 6.788 
[ 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 16.38   n/a MPCxxxxx  
diameter diameter 1.034 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.455   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

141484 (2002 DB4)          Discovered 2002-Feb-26 by LONEOS at Anderson Mesa
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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