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376849 (2001 RM66)
Classification: Main-belt Asteroid          SPK-ID: 2376849
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761127095626321 4.8107e-08  
a 3.108804040471902 2.8306e-08 au
q 2.561304137405136 1.534e-07 au
i 4.775050088013394 5.9696e-06 deg
node 251.9971981078748 7.3481e-05 deg
peri 131.8838247251715 7.7193e-05 deg
M 133.8752475265983 2.1916e-05 deg
tp 2458255.963086652848
(2018-May-17.46308665)
0.00011736 TDB
period 2002.112367722959
5.48
2.7344e-05
7.486e-08
d
yr
n .1798100874874645 2.4558e-09 deg/d
Q 3.656303943538667 3.3291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2001-09-10  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:49:06  

Additional Information
 Earth MOID = 1.5683 au 
 Jupiter MOID = 1.8269 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457247.5 (2015-Aug-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175143372292021 4.8033e-08  
q 2.564413171231067 1.5281e-07 au
tp 2456255.340377676294
(2012-Nov-23.84037768)
0.00011039 TDB
node 252.0216777240942 7.3487e-05 deg
peri 132.1964047802576 7.7254e-05 deg
i 4.77411283650659 5.9691e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2001-09-10  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:49:06  

Additional Information
 Jupiter MOID = 1.8269 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.30717318861824E-15 -7.256490312231455E-15 -2.891618955660189E-13 3.75574926132611E-15 -8.259445793804159E-14 -2.097698615075046E-15
q -7.256490312231455E-15 2.335097352085837E-14 1.329084724684098E-12 -1.384507534749234E-14 4.14531628187012E-13 8.954443143756722E-15
tp -2.891618955660189E-13 1.329084724684098E-12 1.218510463120996E-8 5.97628663166754E-12 2.656546797910948E-9 5.805709521872371E-12
node 3.75574926132611E-15 -1.384507534749234E-14 5.97628663166754E-12 5.40040036844141E-9 -5.38011801607907E-9 3.451266967988993E-11
peri -8.259445793804159E-14 4.14531628187012E-13 2.656546797910948E-9 -5.38011801607907E-9 5.96820792403664E-9 -3.276152308988785E-11
i -2.097698615075046E-15 8.954443143756722E-15 5.805709521872371E-12 3.451266967988993E-11 -3.276152308988785E-11 3.563003657568515E-11

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 15.6   n/a MPO434332  

376849 (2001 RM66)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2001 RM66 = 2007 WP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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