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JPL Small-Body Database Browser
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74630 (1999 RD46)
Classification: Main-belt Asteroid          SPK-ID: 2074630
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511285244900274 4.0135e-08  
a 2.2000450207436 6.3287e-09 au
q 1.867555462946988 8.7929e-08 au
i 4.333496422944928 3.9732e-06 deg
node 352.1376620576397 6.031e-05 deg
peri 21.38709469334678 6.1983e-05 deg
M 324.5837038618957 1.3714e-05 deg
tp 2458717.759062785258
(2019-Aug-22.25906279)
4.5413e-05 TDB
period 1191.916355061074
3.26
5.1431e-06
1.408e-08
d
yr
n .3020346171703915 1.3033e-09 deg/d
Q 2.532534578540212 7.2852e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      10557 days (28.90 yr)  
   first obs. used      1991-01-08  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48288  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:26:55  

Additional Information
 Earth MOID = .867709 au 
 Jupiter MOID = 2.93256 au 
 T_jup = 3.647 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO436304  

74630 (1999 RD46)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RD46 = 1996 RV26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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