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3941 Haydn (1973 UU5)
Classification: Main-belt Asteroid          SPK-ID: 2003941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02324604479786008 2.9523e-08  
a 2.927963328486348 1.4218e-08 au
q 2.859899761785863 8.8824e-08 au
i 1.669703446705346 5.7429e-06 deg
node 185.2282616280767 0.00012352 deg
peri 283.4765723885387 0.00018068 deg
M 28.47024254725964 0.00013147 deg
tp 2458855.777671067440
(2020-Jan-07.27767107)
0.00066818 TDB
period 1829.982246524152
5.01
1.3329e-05
3.649e-08
d
yr
n .1967232199567947 1.4329e-09 deg/d
Q 2.996026895186834 1.4548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2181  
   data-arc span      16872 days (46.19 yr)  
   first obs. used      1973-10-27  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:18:39  

Additional Information
 Earth MOID = 1.8772 au 
 Jupiter MOID = 2.01393 au 
 T_jup = 3.276 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1   n/a MPO502191  
diameter diameter 6.006 km 0.251 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.339   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3941 Haydn (1973 UU5)          Discovered 1973-Oct-27 by Borngen, F. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1973 UU5 = 1978 TQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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