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215396 (2002 CT258)
Classification: Main-belt Asteroid          SPK-ID: 2215396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08850744902515008 3.6517e-08  
a 2.203787537298642 1.0216e-08 au
q 2.008735924178921 7.73e-08 au
i 5.410507834932309 3.4897e-06 deg
node 170.7445211623312 4.8036e-05 deg
peri 31.92681566142848 5.4667e-05 deg
M 213.1874973610792 2.7626e-05 deg
tp 2459687.819233171858
(2022-Apr-18.31923317)
9.3308e-05 TDB
period 1194.959017716247
3.27
8.3094e-06
2.275e-08
d
yr
n .3012655619671512 2.0949e-09 deg/d
Q 2.398839150418362 1.1121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      7968 days (21.82 yr)  
   first obs. used      1999-03-20  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53102  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:50:34  

Additional Information
 Earth MOID = 1.0074 au 
 Jupiter MOID = 2.55732 au 
 T_jup = 3.652 
[ 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 17.24   n/a MPCxxxxx  

215396 (2002 CT258)          Discovered 2002-Feb-06 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ 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
1983-Nov-03 05:05 < 00:01 Hebe 0.0107993628075038 0.0107981125329953 0.0108006130822677 6.7222264494075 6.7222263637735 2445641.711572204 0.353664195920935 307.762369908033 62.3300380707792 89.8966949500281 25912.1876323313 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 23:50:35 2021-Apr-13 23:50

Alternate Designations
 2002 CT258 = 2009 HJ88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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