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JPL Small-Body Database Browser
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11097 (1994 UD1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2011097
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .245365725762352 3.6522e-08  
a 3.272978702277801 1.6939e-08 au
q 2.469901907588687 1.2166e-07 au
i 2.114100596277531 4.9786e-06 deg
node 47.14369601722706 0.00011474 deg
peri 330.4720992750804 0.0001152 deg
M 58.32795636321075 1.0101e-05 deg
tp 2458250.081153751773
(2018-May-11.58115375)
5.966e-05 TDB
period 2162.784237867263
5.92
1.679e-05
4.597e-08
d
yr
n .1664521100611491 1.2922e-09 deg/d
Q 4.076055496966915 2.1095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1317  
   data-arc span      15421 days (42.22 yr)  
   first obs. used      1976-12-16  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5561  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:10:26  

Additional Information
 Earth MOID = 1.47135 au 
 Jupiter MOID = 1.38278 au 
 T_jup = 3.126 
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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 13.7   n/a MPO337352  
diameter diameter 8.488 km 0.551 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11097 (1994 UD1)          Discovered 1994-Oct-31 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 UD1 = 1976 YH = 1982 VL6 = 1988 VT11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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