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74194 (1998 RL48)
Classification: Main-belt Asteroid          SPK-ID: 2074194
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09353195403558945 3.7609e-08  
a 2.74309615077322 1.8708e-08 au
q 2.486529007683897 1.0805e-07 au
i 3.287504410684895 5.6747e-06 deg
node 225.1668144252032 8.2072e-05 deg
peri 66.39121966289832 8.8824e-05 deg
M 336.027912070457 3.6268e-05 deg
tp 2459111.000268731844
(2020-Sep-18.50026873)
0.00016754 TDB
period 1659.433957541901
4.54
1.6976e-05
4.648e-08
d
yr
n .2169414446196241 2.2193e-09 deg/d
Q 2.999663293862543 2.0458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      7932 days (21.72 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:48:59  

Additional Information
 Earth MOID = 1.47263 au 
 Jupiter MOID = 2.13628 au 
 T_jup = 3.340 
[ 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 15.1   n/a MPO432295  
diameter diameter 5.470 km 0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74194 (1998 RL48)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RL48 = 2001 FL39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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