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277532 (2005 XX117)
Classification: Main-belt Asteroid          SPK-ID: 2277532
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08442030342850038 8.6245e-08  
a 2.754989052479734 2.7002e-08 au
q 2.522412040727199 2.4037e-07 au
i 4.979881929715524 6.228e-06 deg
node 45.7110041071362 8.4497e-05 deg
peri 332.4847580645972 9.3998e-05 deg
M 166.4788207986246 3.9722e-05 deg
tp 2458428.113395375160
(2018-Nov-05.61339538)
0.00018312 TDB
period 1670.237549323389
4.57
2.4555e-05
6.723e-08
d
yr
n .2155382030213819 3.1687e-09 deg/d
Q 2.98756606423227 2.9281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      7022 days (19.23 yr)  
   first obs. used      2000-11-01  
   last obs. used      2020-01-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62114  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 04:01:15  

Additional Information
 Earth MOID = 1.52442 au 
 Jupiter MOID = 2.43093 au 
 T_jup = 3.333 
[ 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 16.9   n/a MPO534033  
diameter diameter 2.702 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277532 (2005 XX117)          Discovered 2005-Dec-06 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 XX117 = 2009 SV214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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