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160230 (2002 GY181)
Classification: Main-belt Asteroid          SPK-ID: 2160230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08984928991747372 6.5216e-08  
a 2.548421573729307 2.3163e-08 au
q 2.319447704919358 1.6722e-07 au
i 8.952953905499966 7.404e-06 deg
node 218.3138751125287 4.1214e-05 deg
peri 186.8763913477815 6.1868e-05 deg
M 336.3916038125652 4.9943e-05 deg
tp 2459097.947190000018
(2020-Sep-05.44719000)
0.00020623 TDB
period 1485.953900531269
4.07
2.0259e-05
5.547e-08
d
yr
n .2422686194176617 3.303e-09 deg/d
Q 2.777395442539256 2.5244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      7296 days (19.98 yr)  
   first obs. used      1999-09-09  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:40:41  

Additional Information
 Earth MOID = 1.32857 au 
 Jupiter MOID = 2.58807 au 
 T_jup = 3.419 
[ 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 15.7   n/a MPO449861  

160230 (2002 GY181)          Discovered 2002-Apr-08 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2002 GY181 = 2004 XW144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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