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JPL Small-Body Database Browser
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74780 (1999 RL241)
Classification: Main-belt Asteroid          SPK-ID: 2074780
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1178561879130342 3.492e-08  
a 2.283855489207501 9.0185e-09 au
q 2.014688987505247 7.7606e-08 au
i 2.690746423129923 5.1271e-06 deg
node 195.6197943229365 8.3214e-05 deg
peri 254.3677147857871 8.6543e-05 deg
M 168.8135399524253 2.3115e-05 deg
tp 2458009.338511765767
(2017-Sep-12.83851177)
8.0218e-05 TDB
period 1260.669824377239
3.45
7.4672e-06
2.044e-08
d
yr
n .2855624788019632 1.6915e-09 deg/d
Q 2.553021990909754 1.0081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      8884 days (24.32 yr)  
   first obs. used      1994-03-07  
   last obs. used      2018-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55769  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:08:20  

Additional Information
 Earth MOID = 1.03317 au 
 Jupiter MOID = 2.6112 au 
 T_jup = 3.593 
[ 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 MPO337822  

74780 (1999 RL241)          Discovered 1999-Sep-14 by CSS at Catalina
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RL241 = 1999 VK228 = 2001 FV14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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