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JPL Small-Body Database Browser
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74648 (1999 RM72)
Classification: Main-belt Asteroid          SPK-ID: 2074648
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1421870906505718 4.0058e-08  
a 2.281655305330361 9.4122e-09 au
q 1.957233375597995 9.5744e-08 au
i 2.89056065784157 4.8628e-06 deg
node 38.57084204911514 7.9295e-05 deg
peri 249.6278063537437 8.1677e-05 deg
M 294.7613722625391 2.0741e-05 deg
tp 2458828.626530884613
(2019-Dec-11.12653088)
7.2745e-05 TDB
period 1258.84853754064
3.45
7.7894e-06
2.133e-08
d
yr
n .2859756271420206 1.7695e-09 deg/d
Q 2.606077235062727 1.075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      8221 days (22.51 yr)  
   first obs. used      1996-11-06  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:46  

Additional Information
 Earth MOID = .942584 au 
 Jupiter MOID = 2.54206 au 
 T_jup = 3.590 
[ 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 16.2   n/a MPO432299  

74648 (1999 RM72)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RM72 = 2002 JM59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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