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74314 (1998 UT7)
Classification: Main-belt Asteroid          SPK-ID: 2074314
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1302426039864218 4.7057e-08  
a 2.754601800197227 1.5445e-08 au
q 2.395835288793855 1.2962e-07 au
i 6.175164740866136 5.0872e-06 deg
node 215.2329900848462 4.1493e-05 deg
peri 155.7253777384336 4.4888e-05 deg
M 277.6708736382921 1.9002e-05 deg
tp 2459382.389461129656
(2021-Jun-16.88946113)
8.9915e-05 TDB
period 1669.885398791497
4.57
1.4044e-05
3.845e-08
d
yr
n .2155836563757809 1.8131e-09 deg/d
Q 3.113368311600599 1.7456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      9460 days (25.90 yr)  
   first obs. used      1993-06-16  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:14:16  

Additional Information
 Earth MOID = 1.39767 au 
 Jupiter MOID = 2.36232 au 
 T_jup = 3.323 
[ 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 15.3   n/a MPO436303  
diameter diameter 4.693 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74314 (1998 UT7)          Discovered 1998-Oct-23 by Korlevic, K. at Visnjan
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UT7 = 2002 NM20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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