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47462 (1999 XG256)
Classification: Main-belt Asteroid          SPK-ID: 2047462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06670520493679169 5.6997e-08  
a 2.469354341623438 1.134e-08 au
q 2.304635554203891 1.4208e-07 au
i 6.788158364697575 5.5132e-06 deg
node 324.7669730907521 2.3778e-05 deg
peri 144.1891979224268 5.9402e-05 deg
M 60.32612426560848 4.9676e-05 deg
tp 2458762.992968770494
(2019-Oct-06.49296877)
0.00019594 TDB
period 1417.338380071709
3.88
9.7635e-06
2.673e-08
d
yr
n .2539972141174828 1.7497e-09 deg/d
Q 2.634073129042986 1.2097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1320  
   data-arc span      8442 days (23.11 yr)  
   first obs. used      1997-04-11  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52852  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:42:07  

Additional Information
 Earth MOID = 1.32481 au 
 Jupiter MOID = 2.42789 au 
 T_jup = 3.472 
[ 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 15.23   n/a E2021B10  

47462 (1999 XG256)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ 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
2081-Jul-21 00:46 00:03 Amphi 0.0291625023088488 0.0291605519348202 0.0291644616021168 1.63558270199532 1.6355825814707 2481331.532144926 2.95732615282466 966.479756703348 53.6649169596389 -85.1485443874832 80757.5797953588 T 27 CATAB v2.0f-lin.ifort 2020-Nov-12 23:42:10 2020-Nov-12 23:42
2169-Aug-24 05:41 00:05 Psych 0.0449789398028557 0.0449761595087653 0.0449817512966786 3.60384567805825 3.6038456034172 2513506.736778197 4.63976170414525 1978.12006828446 45.2869989730948 86.1857430138808 148085.589251562 T 27 CATAB v2.0f-lin.ifort 2020-Nov-12 23:42:10 2020-Nov-12 23:42

Alternate Designations
 1999 XG256 = 2001 GH10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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