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227112 (2005 NG54)
Classification: Main-belt Asteroid          SPK-ID: 2227112
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534293399125672 7.4971e-08  
a 2.273091013954596 9.6547e-09 au
q 1.924332160122354 1.6979e-07 au
i 2.350175491558313 7.7609e-06 deg
node 211.0800186586773 0.00011342 deg
peri 167.43234881534 0.00011509 deg
M 122.7031728284767 1.5758e-05 deg
tp 2458773.844885067723
(2019-Oct-17.34488507)
5.5251e-05 TDB
period 1251.767479479337
3.43
7.9751e-06
2.183e-08
d
yr
n .2875933477275982 1.8323e-09 deg/d
Q 2.621849867786838 1.1136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      8830 days (24.18 yr)  
   first obs. used      1995-10-25  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:29:03  

Additional Information
 Earth MOID = .925022 au 
 Jupiter MOID = 2.83985 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO527642  

227112 (2005 NG54)          Discovered 2005-Jul-10 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 NG54 = 1995 UF81 = 2002 VG19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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