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52651 (1997 YF18)
Classification: Main-belt Asteroid          SPK-ID: 2052651
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284122363610507 7.1323e-08  
a 3.143639488256228 4.786e-08 AU
q 2.739957711256337 2.3795e-07 AU
i 11.68410135774039 7.6393e-06 deg
node 50.93947949308111 3.3057e-05 deg
peri 189.7206170961551 4.9532e-05 deg
M 271.5350195936243 4.6583e-05 deg
tp 2457300.783771175304
(2015-Oct-05.28377118)
0.00027053 JED
period 2035.858220911663
5.57
4.6492e-05
1.273e-07
d
yr
n .1768296025244778 4.0382e-09 deg/d
Q 3.547321265256119 5.4006e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      5988 days (16.39 yr)  
   first obs. used      1997-12-27  
   last obs. used      2014-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51847  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 15:05:57  

Additional Information
 Earth MOID = 1.72869 AU 
 T_jup = 3.165 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO257215  

52651 (1997 YF18)          Discovered 1997-Dec-27 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YF18 = 2000 QD66 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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