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175099 (2004 JF21)
Classification: Main-belt Asteroid          SPK-ID: 2175099
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0714020962390413 3.9654e-08  
a 2.952435323143625 2.5639e-08 au
q 2.741625252060979 1.1426e-07 au
i 2.111923542789667 4.7735e-06 deg
node 72.70728433277964 0.00012511 deg
peri 25.53393371225323 0.00013004 deg
M 220.2794233550822 3.6395e-05 deg
tp 2459919.662253126366
(2022-Dec-06.16225313)
0.00018976 TDB
period 1852.97267834393
5.07
2.4137e-05
6.608e-08
d
yr
n .194282411288301 2.5307e-09 deg/d
Q 3.163245394226271 2.7469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2001-10-20  
   last obs. used      2020-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53055  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:03:13  

Additional Information
 Earth MOID = 1.75846 au 
 Jupiter MOID = 1.94203 au 
 T_jup = 3.264 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.26   n/a E2021B55  

175099 (2004 JF21)          Discovered 2004-May-09 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2004 JF21 = 2001 UV102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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