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JPL Small-Body Database Browser
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74774 (1999 RM236)
Classification: Main-belt Asteroid          SPK-ID: 2074774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202379291828408 3.5898e-08  
a 2.36608490246742 1.0411e-08 au
q 2.081591753523953 8.6443e-08 au
i 7.380377568464407 4.8111e-06 deg
node 116.2743193149762 2.8308e-05 deg
peri 253.3626491538473 3.5229e-05 deg
M 130.3155020410958 2.0306e-05 deg
tp 2458119.286841686390
(2017-Dec-31.78684169)
7.399e-05 TDB
period 1329.363999520704
3.64
8.7744e-06
2.402e-08
d
yr
n .2708061901253505 1.7874e-09 deg/d
Q 2.650578051410886 1.1663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:40:00  

Additional Information
 Earth MOID = 1.09356 au 
 Jupiter MOID = 2.81912 au 
 T_jup = 3.527 
[ 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 16.0   n/a MPO266274  

74774 (1999 RM236)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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