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47141 (1999 HB3)
Classification: Inner Main-belt Asteroid          SPK-ID: 2047141
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05851444543641902 3.1835e-08  
a 1.900458318865183 4.5503e-09 au
q 1.789254054261758 6.0516e-08 au
i 19.51602394804226 4.9213e-06 deg
node 232.0999671272573 8.42e-06 deg
peri 68.46338813752349 4.509e-05 deg
M 313.9080336562096 4.2496e-05 deg
tp 2459123.020478918044
(2020-Sep-30.52047892)
0.00011283 TDB
period 956.9427366476008
2.62
3.4368e-06
9.409e-09
d
yr
n .376198058894481 1.3511e-09 deg/d
Q 2.011662583468608 4.8165e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1522  
   data-arc span      8360 days (22.89 yr)  
   first obs. used      1997-11-30  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:43:39  

Additional Information
 Earth MOID = .823891 au 
 Jupiter MOID = 3.069 au 
 T_jup = 3.875 
[ 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 15.0   n/a MPO493186  
diameter diameter 2.625 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.8614 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 57-65.]
geometric albedo albedo 0.131   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47141 (1999 HB3)          Discovered 1999-Apr-24 by Broughton, J. at Reedy Creek
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 HB3 = 1997 WH57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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