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101392 (1998 UW34)
Classification: Main-belt Asteroid          SPK-ID: 2101392
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1608944194978168 3.5481e-08  
a 2.413752012363207 9.7831e-09 au
q 2.025392783522341 8.7947e-08 au
i 3.993070540196149 3.8932e-06 deg
node 226.6920258843858 5.4536e-05 deg
peri 216.9743326109696 5.5983e-05 deg
M 283.5088139943497 1.3649e-05 deg
tp 2459491.535719445890
(2021-Oct-04.03571945)
5.284e-05 TDB
period 1369.737671380608
3.75
8.3274e-06
2.28e-08
d
yr
n .2628240483720822 1.5979e-09 deg/d
Q 2.802111241204072 1.1357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      8045 days (22.03 yr)  
   first obs. used      1998-10-10  
   last obs. used      2020-10-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55276  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:34  

Additional Information
 Earth MOID = 1.04264 au 
 Jupiter MOID = 2.42564 au 
 T_jup = 3.497 
[ 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 16.30   n/a E2021B55  
rotation period rot_per 4.941 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.]

101392 (1998 UW34)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 UW34 = 1999 AT10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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