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72633 Randygroth (2001 FJ31)
Classification: Main-belt Asteroid          SPK-ID: 2072633
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08670777489582898 4.4476e-08  
a 2.707945029300416 1.5333e-08 au
q 2.473145141269557 1.2124e-07 au
i 1.666139156847236 4.9846e-06 deg
node 199.7207901486402 0.00012299 deg
peri 194.449262357465 0.00012513 deg
M 301.3666990040082 2.5642e-05 deg
tp 2459465.594084905749
(2021-Sep-08.09408491)
0.00011708 TDB
period 1627.639395104046
4.46
1.3824e-05
3.785e-08
d
yr
n .2211792127192812 1.8786e-09 deg/d
Q 2.942744917331276 1.6663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      10808 days (29.59 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-07-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:03:11  

Additional Information
 Earth MOID = 1.47822 au 
 Jupiter MOID = 2.41678 au 
 T_jup = 3.358 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.11   n/a E2021B10  

72633 Randygroth           Discovered 2001 Mar. 22 by D. Healy at Junk Bond Observatory.
Randall Groth is an associate vice president of the University of Arizona and dean of the University's South Campus in Sierra Vista. His energetic efforts were a key factor in establishing Patterson Observatory at the South Campus.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050125/MPCPages.arcLast Updated: 2005-06-01

Alternate Designations
 2001 FJ31 = 1995 WC35 = 1999 XS75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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