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18988 (2000 RB24)
Classification: Main-belt Asteroid          SPK-ID: 2018988
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125879675200028 4.1112e-08  
a 2.69609753970643 1.2913e-08 au
q 2.392549397475203 1.1638e-07 au
i 12.28937086395727 3.911e-06 deg
node 193.6937741653614 1.5073e-05 deg
peri 354.4231043932292 2.1918e-05 deg
M 22.46823293263721 1.4715e-05 deg
tp 2459099.582090893576
(2020-Sep-07.08209089)
6.6038e-05 TDB
period 1616.969495876083
4.43
1.1617e-05
3.181e-08
d
yr
n .2226387083480199 1.5995e-09 deg/d
Q 2.999645681937657 1.4367e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1935  
   data-arc span      10746 days (29.42 yr)  
   first obs. used      1991-09-17  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47609  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:43:44  

Additional Information
 Earth MOID = 1.39275 au 
 Jupiter MOID = 1.95776 au 
 T_jup = 3.328 
[ 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 13.92   n/a E2021B10  

18988 (2000 RB24)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RB24 = 1991 ST4 = 1998 FU74 = 1999 NH59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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