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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 
[ 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 16.9   n/a MPO321035  

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2176-Aug-12 16:41 00:19 Juno 0.0430335624987875 0.0429801281575426 0.0430870061499673 3.20646611192119 3.20646602375297 2516052.194933513 18.9490183158103 2842.92634098418 78.6260671593693 20.5789660402784 28812.8105216204 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:49:50 2020-May-21 08:49

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