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193457 (2000 XJ2)
Classification: Main-belt Asteroid          SPK-ID: 2193457
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09212896768718326 5.8953e-08  
a 2.564754661079538 2.0463e-08 au
q 2.328466461783389 1.5281e-07 au
i 1.049008668123781 5.5007e-06 deg
node 122.3395888882225 0.00046951 deg
peri 159.7313134343464 0.00047256 deg
M 59.11186411637772 5.7432e-05 deg
tp 2458754.157512241268
(2019-Sep-27.65751224)
0.00023895 TDB
period 1500.26220486883
4.11
1.7955e-05
4.916e-08
d
yr
n .2399580545531874 2.8718e-09 deg/d
Q 2.801042860375687 2.2348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      8618 days (23.59 yr)  
   first obs. used      1995-09-26  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47302  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:12:29  

Additional Information
 Earth MOID = 1.31203 au 
 Jupiter MOID = 2.29741 au 
 T_jup = 3.427 
[ 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 17.0   n/a MPO436956  

193457 (2000 XJ2)          Discovered 2000-Dec-01 by Bohyunsan at Bohyunsan
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ 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
2069-Feb-04 12:34 00:02 Thisb 0.0262974583634698 0.0262852819797079 0.0263096637481284 2.66814096132472 2.66814086415024 2476782.023341194 2.07552908207075 1509.44524088072 59.6793096989989 -66.3903512659325 60334.5333690321 T 9 CATAB v2.0e-lin.ifort 2019-Jul-13 13:12:31 2019-Jul-13 13:12
2124-Nov-05 20:05 00:21 Europ 0.0419315603029283 0.0418997243899958 0.0419634023928717 2.66183877985015 2.6618386846256 2497144.336692124 21.3119438592446 1776.31506057763 63.3446298798179 26.8440633216401 44759.4707366203 T 9 CATAB v2.0e-lin.ifort 2019-Jul-13 13:12:31 2019-Jul-13 13:12

Alternate Designations
 2000 XJ2 = 1995 TF9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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