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18859 (1999 RM130)
Classification: Main-belt Asteroid          SPK-ID: 2018859
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263616040602221 3.5737e-08  
a 2.858047899906266 1.214e-08 au
q 2.496900382793161 1.0198e-07 au
i 5.769276639926339 3.6717e-06 deg
node 324.3520175107031 3.4277e-05 deg
peri 222.3762238421095 3.653e-05 deg
M 283.7547386551262 1.3627e-05 deg
tp 2459574.277399534719
(2021-Dec-25.77739953)
6.7848e-05 TDB
period 1764.829203271473
4.83
1.1244e-05
3.078e-08
d
yr
n .2039857450979767 1.2996e-09 deg/d
Q 3.219195417019371 1.3673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2030  
   data-arc span      13884 days (38.01 yr)  
   first obs. used      1983-03-16  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:48:24  

Additional Information
 Earth MOID = 1.50187 au 
 Jupiter MOID = 1.77195 au 
 T_jup = 3.284 
[ 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 13.54   n/a MPCxxxxx  

18859 (1999 RM130)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RM130 = 1983 FA = 1988 GS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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