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(2018 CN)
Classification: Apollo [NEO]          SPK-ID: 3799000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6616275676710691 0.00035442  
a 1.825247040824722 0.0015546 au
q .6176132808050445 0.00012086 au
i 3.549748293679485 0.0015208 deg
node 321.0880046773045 0.00034213 deg
peri 263.5426848650211 0.00038258 deg
M 318.5252053151468 0.40207 deg
tp 2459104.267809829197
(2020-Sep-11.76780983)
1.1385 TDB
period 900.7015422828275
2.47
1.1507
0.00315
d
yr
n .3996884462833051 0.00051065 deg/d
Q 3.032880800844399 0.0025832 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      2 days  
   first obs. used      2018-02-05  
   last obs. used      2018-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .39196  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-07 06:55:04  

Additional Information
 Earth MOID = .00315203 au 
 Jupiter MOID = 1.97956 au 
 T_jup = 3.737 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.4   n/a MPO435632  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1929-Jan-15 14:10 2_09:31 Mars 0.0416707381740623 0.0247130471865892 0.0705911154371143 18.1784685893289 18.1780906498905 2425627.090368585 3451.05731727802 1623886.48184074 481.202478787011 36.3400324445854 7680.35828201529 T 2 CATAB v2.0e-lin.ifort 2018-Feb-07 06:55:09 2018-Dec-11 17:19
1956-Aug-21 13:44 1_16:06 Earth 0.311196100752523 0.266848314084614 0.355549526245033 28.9486948258542 28.9483990576798 2435707.072235384 2405.99313175245 2212571.70609199 49.3558259931558 1.70609034164654 26846.5280311727 T 2 CATAB v2.0e-lin.ifort 2018-Feb-07 06:55:09 2018-Dec-11 17:19
2018-Feb-07 04:06 < 00:01 Moon 0.00405542304150775 0.00405150293155339 0.0040593457978434 18.887469502726 18.8870416308414 2458156.670489975 0.0514924732368388 254.807091848381 1.18179068117197 -39.8822743225814 329435.266065526 T 2 CATAB v2.0e-lin.ifort 2018-Feb-07 06:55:09 2018-Dec-11 17:19
2018-Feb-07 04:35 < 00:01 Earth 0.00327364876304337 0.00326851622885184 0.00327878123139528 19.8631236292045 19.822104977125 2458156.691274980 0.0254695656418086 254.885712492211 1.20531736791932 0.124520839696743 1529.03418259309 T 2 CATAB v2.0e-lin.ifort 2018-Feb-07 06:55:09 2018-Dec-11 17:19
2023-Jan-16 17:58 4_13:25 Earth 0.433923246864345 0.31918041115784 0.548709403525415 33.0220523386119 33.0218663884329 2459961.248284279 6565.01593653908 5726924.00884706 66.0557193439604 -2.09432915912822 34246.5265922985 T 2 CATAB v2.0e-lin.ifort 2018-Feb-07 06:55:09 2018-Dec-11 17:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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