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11088 (1993 UN)
Classification: Main-belt Asteroid          SPK-ID: 2011088
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588409582942411 4.5987e-08  
a 2.164145073049653 8.1327e-09 AU
q 1.820390195758685 9.95e-08 AU
i .5746078822701345 4.8595e-06 deg
node 120.612502342121 0.00045757 deg
peri 188.1704555189748 0.00045782 deg
M 285.7847525753583 1.4549e-05 deg
tp 2457240.227922162651
(2015-Aug-05.72792216)
4.6908e-05 JED
period 1162.861473529221
3.18
6.5549e-06
1.795e-08
d
yr
n .3095811566509463 1.7451e-09 deg/d
Q 2.507899950340621 9.4245e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1091  
   data-arc span      7984 days (21.86 yr)  
   first obs. used      1993-10-09  
   last obs. used      2015-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54087  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:32:04  

Additional Information
 Earth MOID = .80672 AU 
 T_jup = 3.678 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO279632  
rotation period rot_per 58.5245 h n/a LCDB (Rev. 2015-July); 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., in press.]

11088 (1993 UN)          Discovered 1993-Oct-19 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 UN = 1995 BL1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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