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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0174395417559956 4.7234e-08  
a 2.879726663873186 2.4766e-08 AU
q 2.829505550472716 1.405e-07 AU
i .9453229089610291 5.3789e-06 deg
node 303.8265173772531 0.00031719 deg
peri 299.2124722849812 0.00035944 deg
M 318.0976666882339 0.00016964 deg
tp 2457208.259568513017
(2015-Jul-04.75956851)
0.00084159 JED
period 1784.947012573266
4.89
2.3026e-05
6.304e-08
d
yr
n .201686659303688 2.6018e-09 deg/d
Q 2.929947777273656 2.5198e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1347  
   data-arc span      22388 days (61.30 yr)  
   first obs. used      1953-10-08  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47945  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:27:28  

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 (399)
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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