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58408 (1995 XU)
Classification: Main-belt Asteroid          SPK-ID: 2058408
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124415875613009 3.2812e-08  
a 2.371693563635095 8.0317e-09 au
q 1.867847217767536 8.0305e-08 au
i 1.957835374630237 4.4565e-06 deg
node 186.4138619360241 0.00010182 deg
peri 223.7399276431994 0.00010245 deg
M 325.7931666763155 1.2506e-05 deg
tp 2459327.264211710629
(2021-Apr-22.76421171)
4.6701e-05 TDB
period 1334.093564990398
3.65
6.7768e-06
1.855e-08
d
yr
n .2698461408159113 1.3707e-09 deg/d
Q 2.875539909502654 9.738e-09 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1995-12-12  
   last obs. used      2020-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:43:18  

Additional Information
 Earth MOID = .878034 au 
 Jupiter MOID = 2.50443 au 
 T_jup = 3.513 
[ 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 15.83   n/a E2021B10  
rotation period rot_per 7.383 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

58408 (1995 XU)          Discovered 1995-Dec-12 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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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-Aug-28 23:40 00:02 Iris 0.0264005310661537 0.0263990408079169 0.0264020215426109 1.69192221973784 1.69192209103741 2445575.486201633 2.11840033247847 153.694188876518 34.3053767582763 -63.9844700697648 103759.127019656 T 23 CATAB v2.0f-lin.ifort 2021-Feb-24 05:43:19 2021-Feb-24 05:43

Alternate Designations
 1995 XU = 2000 CL102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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