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JPL Small-Body Database Browser
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(2018 XC)
Classification: Aten [NEO]          SPK-ID: 3836709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4035313726729614 0.00046239  
a .7899443933563706 4.1766e-05 au
q .4711770479699646 0.00039014 au
i 21.32835441904718 0.043421 deg
node 69.82710284864044 0.00035878 deg
peri 212.213834671156 0.011506 deg
M 319.8753691160794 0.053528 deg
tp 2458629.082601730367
(2019-May-25.58260173)
0.035871 TDB
period 256.444393288006
0.70
0.020338
5.568e-05
d
yr
n 1.403813104994241 0.00011133 deg/d
Q 1.108711738742777 5.862e-05 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      7 days  
   first obs. used      2018-12-03  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .39412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:01:26  

Additional Information
 Earth MOID = .0133414 au 
 Jupiter MOID = 4.02626 au 
 T_jup = 7.251 
[ 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 26.0   .40491 E2018Y42 autocmod 2.6q

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