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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01743954237041609 4.7231e-08  
a 2.879726666012203 2.4348e-08 AU
q 2.829505550805067 1.4047e-07 AU
i .945322781805217 5.3214e-06 deg
node 303.8265182763927 0.00031715 deg
peri 299.2124839744175 0.00035805 deg
M 318.097653349863 0.00016664 deg
tp 2457208.259634878624
(2015-Jul-04.75963488)
0.00082661 JED
period 1784.947014562014
4.89
2.2638e-05
6.198e-08
d
yr
n .2016866590789732 2.5579e-09 deg/d
Q 2.92994778121934 2.4773e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1351  
   data-arc span      22420 days (61.38 yr)  
   first obs. used      1953-10-08  
   last obs. used      2015-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4784  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:20:10  

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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