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186948 (2004 RF45)
Classification: Main-belt Asteroid          SPK-ID: 2186948
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1999171736788257 5.2469e-08  
a 2.89620665121658 2.7653e-08 au
q 2.317205203115545 1.5485e-07 au
i 2.91933916067951 7.7331e-06 deg
node 332.656890341388 0.00013593 deg
peri 311.5110683826352 0.00013754 deg
M 153.4757188833913 2.3026e-05 deg
tp 2458432.997281788859
(2018-Nov-10.49728179)
0.00011267 TDB
period 1800.291150719028
4.93
2.5784e-05
7.059e-08
d
yr
n .1999676551519001 2.864e-09 deg/d
Q 3.475208099317615 3.3182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      10151 days (27.79 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60058  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:23  

Additional Information
 Earth MOID = 1.30016 au 
 Jupiter MOID = 1.70151 au 
 T_jup = 3.257 
[ 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 16.12   n/a MPCxxxxx  

186948 (2004 RF45)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2004 RF45 = 1993 FA73 = 1994 PA24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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