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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457586.5 (2016-Jul-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .214467741625234 3.2952e-08  
q 1.862423304232897 8.0783e-08 au
tp 2457992.102998721458
(2017-Aug-26.60299872)
4.2406e-05 TDB
node 186.566282046512 0.0001018 deg
peri 223.4358914944825 0.00010241 deg
i 1.958249459646891 4.4574e-06 deg
  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
 Jupiter MOID = 2.50443 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.085824970272067E-15 -2.654969227948456E-15 -5.692129317240777E-13 9.432452319541615E-16 -1.254528013572157E-13 -2.733440838530954E-16
q -2.654969227948456E-15 6.525908805798713E-15 1.473119629224054E-12 -1.188810417880148E-15 3.233680614805573E-13 6.866630081864387E-16
tp -5.692129317240777E-13 1.473119629224054E-12 1.798303735984091E-9 2.094861904309504E-12 4.808262054616763E-10 3.080003494776588E-13
node 9.432452319541615E-16 -1.188810417880148E-15 2.094861904309504E-12 1.036226551073198E-8 -1.035526257507355E-8 -1.091863652454765E-10
peri -1.254528013572157E-13 3.233680614805573E-13 4.808262054616763E-10 -1.035526257507355E-8 1.048721974152839E-8 1.092110308187559E-10
i -2.733440838530954E-16 6.866630081864387E-16 3.080003494776588E-13 -1.091863652454765E-10 1.092110308187559E-10 1.986843220316763E-11

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