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74094 (1998 QU8)
Classification: Main-belt Asteroid          SPK-ID: 2074094
[ 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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167993829244244 5.5588e-08  
a 2.595672041846892 1.559e-08 au
q 2.159615156074807 1.4753e-07 au
i 13.07440352136659 6.489e-06 deg
node 328.1919820142509 1.3583e-05 deg
peri 340.7988427370064 2.1629e-05 deg
M 79.26752093987986 1.3576e-05 deg
tp 2458664.169749224504
(2019-Jun-29.66974922)		 5.9058e-05 TDB
period 1527.471640888209
4.18		 1.3761e-05
3.768e-08		 d
yr
n .235683590034224 2.1233e-09 deg/d
Q 3.031728927618977 1.8209e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1195  
   data-arc span      7833 days (21.45 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47342  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:03:14  

Additional Information
 Earth MOID = 1.1498 au 
 Jupiter MOID = 2.28177 au 
 T_jup = 3.361 
[ 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 14.4   n/a MPO502605  
diameter diameter 4.284 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.226   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74094 (1998 QU8)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QU8 = 2001 BD60 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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