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212722 (2007 RM135)
Classification: Main-belt Asteroid          SPK-ID: 2212722
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405764903798594 5.3754e-08  
a 2.270690056125712 1.4196e-08 au
q 1.951484417295113 1.2489e-07 au
i 9.959137981665823 6.1225e-06 deg
node 179.311835459976 2.566e-05 deg
peri 198.9839714799855 3.0574e-05 deg
M 240.503095038835 1.832e-05 deg
tp 2459415.348352957755
(2021-Jul-19.84835296)
6.5865e-05 TDB
period 1249.784729682557
3.42
1.172e-05
3.209e-08
d
yr
n .2880496068242402 2.7013e-09 deg/d
Q 2.58989569495631 1.6192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      7177 days (19.65 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:49:28  

Additional Information
 Earth MOID = .954921 au 
 Jupiter MOID = 2.87471 au 
 T_jup = 3.580 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457252.5 (2015-Aug-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396895285622268 5.3611e-08  
q 1.953953784935389 1.2433e-07 au
tp 2456915.440068919726
(2014-Sep-14.94006892)
5.5787e-05 TDB
node 179.3339645300076 2.5669e-05 deg
peri 198.9471506859898 3.0667e-05 deg
i 9.95513266730587 6.1205e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      7177 days (19.65 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53337  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:49:28  

Additional Information
 Jupiter MOID = 2.87471 au 
 T_jup = 3.580 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.874137793758888E-15 -6.633715026039082E-15 -2.449638848155413E-13 2.703060069759706E-14 -1.008225566717981E-13 -8.861942714093032E-15
q -6.633715026039082E-15 1.54572430342648E-14 7.514229741852395E-13 -6.228094901707623E-14 2.93270423134048E-13 2.105246887429682E-14
tp -2.449638848155413E-13 7.514229741852395E-13 3.112162278490675E-9 -2.792097610692435E-12 9.485516284890874E-10 3.039724169434524E-12
node 2.703060069759706E-14 -6.228094901707623E-14 -2.792097610692435E-12 6.589038104629722E-10 -6.492425304252095E-10 2.650169181124777E-11
peri -1.008225566717981E-13 2.93270423134048E-13 9.485516284890874E-10 -6.492425304252095E-10 9.404916146875321E-10 -2.525663790450901E-11
i -8.861942714093032E-15 2.105246887429682E-14 3.039724169434524E-12 2.650169181124777E-11 -2.525663790450901E-11 3.745991049970089E-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 16.9   n/a MPO321035  

212722 (2007 RM135)          Discovered 2007-Sep-13 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 RM135 = 2000 RJ88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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