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JPL Small-Body Database Browser
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276400 (2002 XS45)
Classification: Mars-crossing Asteroid          SPK-ID: 2276400
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2795927289876113 6.2174e-08  
a 2.193572253789909 4.2037e-09 au
q 1.580265401121283 1.3637e-07 au
i 5.633579728976741 5.098e-06 deg
node 44.2978205620711 3.7098e-05 deg
peri 300.9858591123465 3.8012e-05 deg
M 199.1762385384058 6.8716e-06 deg
tp 2459530.619839502717
(2021-Nov-12.11983950)
2.3044e-05 TDB
period 1186.660108472546
3.25
3.4111e-06
9.339e-09
d
yr
n .3033724631254249 8.7206e-10 deg/d
Q 2.806879106458534 5.379e-09 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      2002-10-11  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46943  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:04:15  

Additional Information
 Earth MOID = .583086 au 
 Jupiter MOID = 2.62794 au 
 T_jup = 3.613 
[ 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 16.4   n/a MPO460180  

276400 (2002 XS45)          Discovered 2002-Dec-10 by LINEAR at Socorro
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ 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
1906-Jun-03 10:03 00:04 Hebe 0.0452979264663743 0.0452624817954657 0.0453333864184262 4.88236987075237 4.88236984264316 2417364.918696602 4.08324063333594 2200.72604249177 42.3285997453214 -36.5948932642781 95429.0502937706 T 15 CATAB v2.0f-lin.ifort 2020-Feb-25 14:04:22 2020-Feb-25 14:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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