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JPL Small-Body Database Browser
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74601 (1999 RK3)
Classification: Main-belt Asteroid          SPK-ID: 2074601
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 .04119487186857536 4.8182e-08  
a 2.224707682135896 9.1275e-09 au
q 2.133061134225272 1.1108e-07 au
i 7.281976384041702 6.3747e-06 deg
node 44.07259269378643 3.8931e-05 deg
peri 76.71638868212459 9.012e-05 deg
M 222.4014087054987 8.1084e-05 deg
tp 2459063.754178739722
(2020-Aug-02.25417874)
0.00027322 TDB
period 1212.014620043311
3.32
7.4589e-06
2.042e-08
d
yr
n .2970261200208421 1.8279e-09 deg/d
Q 2.316354230046519 9.5035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      7389 days (20.23 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:49:14  

Additional Information
 Earth MOID = 1.1632 au 
 Jupiter MOID = 2.70155 au 
 T_jup = 3.635 
[ 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 15.7   n/a MPO244767  

74601 (1999 RK3)          Discovered 1999-Sep-05 by Sarounova, L. at Ondrejov
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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