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227119 (2005 ND85)
Classification: Main-belt Asteroid          SPK-ID: 2227119
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1934871657624455 4.9542e-08  
a 2.38670853080576 1.0456e-08 au
q 1.924911061679103 1.2029e-07 au
i 8.124242833032778 4.995e-06 deg
node 176.582486596306 2.2231e-05 deg
peri 181.1588260683429 2.437e-05 deg
M 27.49392540905458 8.0898e-06 deg
tp 2459097.643497099721
(2020-Sep-05.14349710)
3.0452e-05 TDB
period 1346.782625368801
3.69
8.8498e-06
2.423e-08
d
yr
n .2673037156990485 1.7565e-09 deg/d
Q 2.848505999932417 1.2479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      9117 days (24.96 yr)  
   first obs. used      1996-01-27  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:30  

Additional Information
 Earth MOID = .919303 au 
 Jupiter MOID = 2.60298 au 
 T_jup = 3.496 
[ 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 16.79   n/a E2021B55  
diameter diameter 1.456 km 0.313 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.191   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227119 (2005 ND85)          Discovered 2005-Jul-03 by Apache Point at Apache Point
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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