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74441 (1999 CL7)
Classification: Inner Main-belt Asteroid          SPK-ID: 2074441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08178584014621472 3.3637e-08  
a 1.920307403005356 6.326e-09 au
q 1.763253448711568 6.5857e-08 au
i 23.28668954518558 4.0332e-06 deg
node 140.1858836394274 9.2904e-06 deg
peri 289.3725857283167 3.0221e-05 deg
M 143.3679684070385 2.6223e-05 deg
tp 2458813.416916938017
(2019-Nov-25.91691694)
7.1204e-05 TDB
period 971.9738059388776
2.66
4.8029e-06
1.315e-08
d
yr
n .3703803516106673 1.8302e-09 deg/d
Q 2.077361357299146 6.8433e-09 au
  Orbit Determination Parameters
   # obs. used (total)      790  
   data-arc span      7707 days (21.10 yr)  
   first obs. used      1999-01-15  
   last obs. used      2020-02-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57668  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:13:29  

Additional Information
 Earth MOID = .848685 au 
 Jupiter MOID = 3.08003 au 
 T_jup = 3.822 
[ 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 16.40   n/a E2021B10  

74441 (1999 CL7)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CL7 = 2000 QO25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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