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JPL Small-Body Database Browser
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48187 (2001 HU46)
Classification: Main-belt Asteroid          SPK-ID: 2048187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07916395922576437 4.9464e-08  
a 2.764923500309121 1.6486e-08 au
q 2.546041209068292 1.3913e-07 au
i 1.951604525945544 5.2963e-06 deg
node 351.2748096212064 0.00014013 deg
peri 199.3770676584444 0.00014316 deg
M 356.3355057136862 2.8903e-05 deg
tp 2458617.593643990057
(2019-May-14.09364399)
0.00013483 TDB
period 1679.279964879113
4.60
1.502e-05
4.112e-08
d
yr
n .2143775948794313 1.9174e-09 deg/d
Q 2.98380579154995 1.7791e-08 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1993-09-10  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57005  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:37:14  

Additional Information
 Earth MOID = 1.54646 au 
 Jupiter MOID = 1.97667 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456457.5 (2013-Jun-14.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0805592301336768 4.9423e-08  
q 2.544755952515883 1.3952e-07 au
tp 2456931.844146549553
(2014-Oct-01.34414655)
0.00013313 TDB
node 351.4076938542652 0.00014027 deg
peri 198.0214902424895 0.00014319 deg
i 1.950507750685058 5.2929e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1993-09-10  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57005  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:37:14  

Additional Information
 Jupiter MOID = 1.97667 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.442600866788724E-15 -6.854843046499813E-15 3.26794021506929E-13 2.816480965885829E-15 1.169571716833105E-13 3.606889027868641E-16
q -6.854843046499813E-15 1.946634366278024E-14 -1.047487608245344E-12 -6.789925202609547E-15 -3.699613391939621E-13 -1.211450277242048E-15
tp 3.26794021506929E-13 -1.047487608245344E-12 1.772295631453038E-8 -1.075058734170826E-11 3.854027320149306E-9 1.388639498498342E-12
node 2.816480965885829E-15 -6.789925202609547E-15 -1.075058734170826E-11 1.967475844677236E-8 -1.966525123443404E-8 1.124917667217313E-10
peri 1.169571716833105E-13 -3.699613391939621E-13 3.854027320149306E-9 -1.966525123443404E-8 2.05034190999577E-8 -1.121287161342254E-10
i 3.606889027868641E-16 -1.211450277242048E-15 1.388639498498342E-12 1.124917667217313E-10 -1.121287161342254E-10 2.801486456907952E-11

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 14.8   n/a MPO436119  
diameter diameter 4.188 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48187 (2001 HU46)          Discovered 2001-Apr-18 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HU46 = 1996 FO4 = 2000 AU26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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