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100628 (1997 UX3)
Classification: Main-belt Asteroid          SPK-ID: 2100628
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3633017585196404 3.82e-08  
a 2.676396816933778 9.7935e-09 au
q 1.704057146845369 1.0052e-07 au
i 7.945276632252547 4.1987e-06 deg
node 227.6884736862086 3.4698e-05 deg
peri 147.4813409647072 3.5187e-05 deg
M 114.8223962811473 7.7579e-06 deg
tp 2458690.408262021750
(2019-Jul-25.90826202)
3.2988e-05 TDB
period 1599.278813364399
4.38
8.7781e-06
2.403e-08
d
yr
n .2251014626040528 1.2355e-09 deg/d
Q 3.648736487022188 1.3351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      11880 days (32.53 yr)  
   first obs. used      1988-09-07  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:02  

Additional Information
 Earth MOID = .710917 au 
 Jupiter MOID = 1.86093 au 
 T_jup = 3.268 
[ 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 15.86   n/a E2021B55  
diameter diameter 1.629 km 0.268 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.265 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.349   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100628 (1997 UX3)          Discovered 1997-Oct-26 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1997 UX3 = 2001 LK6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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