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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124415905888478 3.2811e-08  
a 2.371693560454034 8.0316e-09 au
q 1.867847208081852 8.0304e-08 au
i 1.957835131818212 4.3881e-06 deg
node 186.4138668618454 0.00010039 deg
peri 223.7399228056713 0.00010101 deg
M 325.793167220043 1.2368e-05 deg
tp 2459327.264209440640
(2021-Apr-22.76420944)
4.6193e-05 TDB
period 1334.093562306346
3.65
6.7768e-06
1.855e-08
d
yr
n .2698461413588126 1.3707e-09 deg/d
Q 2.875539912826217 9.7379e-09 au
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1995-12-12  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:30:03  

Additional Information
 Earth MOID = .878034 au 
 Jupiter MOID = 2.50443 au 
 T_jup = 3.513 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457610.5 (2016-Aug-10.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2144605148355089 3.2953e-08  
q 1.862476227676932 8.0788e-08 au
tp 2457992.093993192631
(2017-Aug-26.59399319)
4.1874e-05 TDB
node 186.5654511122734 0.00010037 deg
peri 223.4316285926319 0.00010096 deg
i 1.958252013511804 4.3892e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1995-12-12  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:30:03  

Additional Information
 Jupiter MOID = 2.50443 au 
 T_jup = 3.513 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.085896188408051E-15 -2.65522766345426E-15 -5.7060623444979E-13 9.313006147340294E-17 -1.250651664483187E-13 -2.346533647117432E-16
q -2.65522766345426E-15 6.526747442575811E-15 1.476509418699012E-12 8.567282078946907E-16 3.224441863368168E-13 5.931410356800109E-16
tp -5.7060623444979E-13 1.476509418699012E-12 1.75346291621773E-9 2.838232930508933E-12 4.646906609145667E-10 2.583699612802562E-13
node 9.313006147340294E-17 8.567282078946907E-16 2.838232930508933E-12 1.007381204375458E-8 -1.006678123368153E-8 -9.599335730565318E-11
peri -1.250651664483187E-13 3.224441863368168E-13 4.646906609145667E-10 -1.006678123368153E-8 1.019342888254688E-8 9.601144281514152E-11
i -2.346533647117432E-16 5.931410356800109E-16 2.583699612802562E-13 -9.599335730565318E-11 9.601144281514152E-11 1.926471175780487E-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

[ 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
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 24 CATAB v2.0f-lin.ifort 2021-Apr-13 11:30:06 2021-Apr-13 11:30

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