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11783 (1971 UN1)
Classification: Main-belt Asteroid          SPK-ID: 2011783
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082930967914142 3.45e-08  
a 3.164564158845801 1.7422e-08 au
q 2.505407290204692 1.1116e-07 au
i 1.367326258358978 4.0734e-06 deg
node 187.1372996963918 0.00016371 deg
peri 206.5653117578058 0.00016397 deg
M 240.2863733920534 1.1549e-05 deg
tp 2459684.270517584661
(2022-Apr-14.77051758)
6.9294e-05 TDB
period 2056.218605227167
5.63
1.698e-05
4.649e-08
d
yr
n .1750786609384988 1.4458e-09 deg/d
Q 3.82372102748691 2.1051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1552  
   data-arc span      17363 days (47.54 yr)  
   first obs. used      1971-10-26  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49904  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:57:34  

Additional Information
 Earth MOID = 1.5119 au 
 Jupiter MOID = 1.61394 au 
 T_jup = 3.169 
[ 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 13.4   n/a MPO435811  
diameter diameter 9.762 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11783 (1971 UN1)          Discovered 1971-Oct-26 by Kohoutek, L. at Bergedorf
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1971 UN1 = 1982 SX10 = 1988 VZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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