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9889 (1995 FG1)
Classification: Main-belt Asteroid          SPK-ID: 2009889
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01743954197655061 4.7229e-08  
a 2.879726671505233 2.1562e-08 AU
q 2.829505557336525 1.3995e-07 AU
i .9453204303923377 4.8276e-06 deg
node 303.8264614447553 0.00031186 deg
peri 299.2125763269709 0.00034464 deg
M 318.0976159262183 0.00014655 deg
tp 2457208.259821026468
(2015-Jul-04.75982103)
0.00072638 JED
period 1784.947019669148
4.89
2.0047e-05
5.489e-08
d
yr
n .2016866585019024 2.2652e-09 deg/d
Q 2.92994778567394 2.1938e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1425  
   data-arc span      22534 days (61.69 yr)  
   first obs. used      1953-10-08  
   last obs. used      2015-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48142  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:03:16  

Additional Information
 Earth MOID = 1.81754 AU 
 T_jup = 3.294 
[ 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 12.6 mag n/a PDS3 (MPC 33466)  

9889 (1995 FG1)          Discovered 1995-Mar-28 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990106/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 FG1 = 1953 TJ1 = 1953 UG1 = 1977 RB9 = 1978 WX7 = 1980 FZ9 = 1982 SG5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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