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JPL Small-Body Database Browser
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46862 (1998 QP74)
Classification: Main-belt Asteroid          SPK-ID: 2046862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09652765509997978 3.2419e-08  
a 2.544245178288953 1.2913e-08 au
q 2.29865515722929 8.5076e-08 au
i 12.33115740143858 5.009e-06 deg
node 218.6650602123322 1.7422e-05 deg
peri 288.0751616860429 3.2778e-05 deg
M 234.882050406051 2.7687e-05 deg
tp 2459115.674057174077
(2020-Sep-23.17405717)
0.00011433 TDB
period 1482.302588753719
4.06
1.1285e-05
3.09e-08
d
yr
n .2428653924855373 1.849e-09 deg/d
Q 2.789835199348615 1.416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1121  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1998-08-19  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50788  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:11  

Additional Information
 Earth MOID = 1.34226 au 
 Jupiter MOID = 2.29015 au 
 T_jup = 3.405 
[ 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 MPO359051  
diameter diameter 3.719 km 0.600 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.293   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46862 (1998 QP74)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QP74 = 2000 AY190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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