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28026 (1998 CN1)
Classification: Main-belt Asteroid          SPK-ID: 2028026
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05242608773670625 6.2341e-08  
a 2.739649369881836 2.3552e-08 AU
q 2.596020271648599 1.6639e-07 AU
i 5.250625954752531 6.3143e-06 deg
node 23.87979309727832 5.8686e-05 deg
peri 181.6137962107476 7.8645e-05 deg
M 194.4253693369877 5.482e-05 deg
tp 2457762.284613931889
(2017-Jan-08.78461393)
0.00025427 JED
period 1656.307248986925
4.53
2.1358e-05
5.848e-08
d
yr
n .217350977736886 2.8028e-09 deg/d
Q 2.883278468115073 2.4787e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1188  
   data-arc span      13266 days (36.32 yr)  
   first obs. used      1978-11-01  
   last obs. used      2015-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .45909  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:26:55  

Additional Information
 Earth MOID = 1.59297 AU 
 T_jup = 3.342 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a PDS3 (MPO 15232)  

28026 (1998 CN1)          Discovered 1998-Feb-06 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 CN1 = 1978 VK2 = 1989 CN7 = 1991 TH13 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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