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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08175881380343086 4.2978e-08  
a 2.764727982031352 1.49e-08 au
q 2.538687101731316 1.1974e-07 au
i 1.953438738525891 4.7283e-06 deg
node 351.15427220 0.00013248 deg
peri 199.7167692301031 0.00013522 deg
M 166.480441431529 2.6915e-05 deg
tp 2458620.006620933817
(2019-May-16.50662093)
0.00012517 TDB
period 1679.101845599056
4.60
1.3574e-05
3.716e-08
d
yr
n .2144003360746484 1.7332e-09 deg/d
Q 2.990768862331389 1.6118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      9811 days (26.86 yr)  
   first obs. used      1993-09-10  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56811  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:06:54  

Additional Information
 Earth MOID = 1.53946 au 
 Jupiter MOID = 1.9665 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456702.5 (2014-Feb-14.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07970298972472427 4.2864e-08  
q 2.54603438751899 1.1884e-07 au
tp 2456932.928763412236
(2014-Oct-02.42876341)
0.00012904 TDB
node 351.30712532028 0.00013278 deg
peri 198.311752491257 0.00013569 deg
i 1.951658176780744 4.7195e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      9811 days (26.86 yr)  
   first obs. used      1993-09-10  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56811  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:06:54  

Additional Information
 Jupiter MOID = 1.9665 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.837300062387967E-15 -5.061385035519869E-15 7.21100435640054E-14 1.374829864424587E-15 3.408363686173257E-14 4.084202836579533E-16
q -5.061385035519869E-15 1.412261273209685E-14 -2.591058923194313E-13 -3.901034633090119E-15 -1.125022370939997E-13 -1.163254030422672E-15
tp 7.21100435640054E-14 -2.591058923194313E-13 1.665073436163947E-8 -2.423292489752211E-11 3.625933160747097E-9 4.901392778397844E-13
node 1.374829864424587E-15 -3.901034633090119E-15 -2.423292489752211E-11 1.763147943472417E-8 -1.762582150586514E-8 4.8473858683584E-11
peri 3.408363686173257E-14 -1.125022370939997E-13 3.625933160747097E-9 -1.762582150586514E-8 1.841054176646712E-8 -4.833791273036537E-11
i 4.084202836579533E-16 -1.163254030422672E-15 4.901392778397844E-13 4.8473858683584E-11 -4.833791273036537E-11 2.22740554192806E-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 14.9   n/a MPO474359  
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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