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19170 (1991 FH)
Classification: Main-belt Asteroid          SPK-ID: 2019170
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1307663686544956 6.434e-08  
a 3.178779631538559 3.7965e-08 au
q 2.763102162369386 1.9834e-07 au
i 19.45671362832222 7.4348e-06 deg
node 206.6992342776436 1.6903e-05 deg
peri 338.350211475423 3.0745e-05 deg
M 136.3649097337721 2.3779e-05 deg
tp 2456616.367981522262
(2013-Nov-19.86798152)
0.00013936 JED
period 2070.089198189632
5.67
3.7086e-05
1.015e-07
d
yr
n .1739055497293707 3.1155e-09 deg/d
Q 3.594457100707731 4.293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      8942 days (24.48 yr)  
   first obs. used      1991-02-10  
   last obs. used      2015-08-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54097  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 14:02:58  

Additional Information
 Earth MOID = 1.77049 au 
 Jupiter MOID = 1.4024 au 
 T_jup = 3.098 
[ 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 13.1 mag n/a MPO347673  

19170 (1991 FH)          Discovered 1991-Mar-18 by McNaught, R. H. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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