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JPL Small-Body Database Browser
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445830 (2012 CL19)
Classification: Apollo [NEO]          SPK-ID: 2445830
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4412830064407754 2.346e-08  
a 1.561649665690273 9.719e-09 au
q .8725202062072372 4.0188e-08 au
i 2.865520786186454 8.1531e-06 deg
node 128.5271522048628 8.2573e-05 deg
peri 295.32320202632 8.1086e-05 deg
M 276.1835713337684 1.1877e-05 deg
tp 2458766.458880658967
(2019-Oct-09.95888066)
2.4868e-05 TDB
period 712.8101016465592
1.95
6.6543e-06
1.822e-08
d
yr
n .5050433476860333 4.7147e-09 deg/d
Q 2.250779125173308 1.4008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      1325 days (3.63 yr)  
   first obs. used      2012-02-11  
   last obs. used      2015-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56059  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:20:22  

Additional Information
 Earth MOID = .0115433 au 
 Jupiter MOID = 3.09073 au 
 T_jup = 4.314 
[ 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 22.2   n/a MPO353568  

445830 (2012 CL19)          Discovered 2012-Feb-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-05

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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