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277842 (2006 HB84)
Classification: Main-belt Asteroid          SPK-ID: 2277842
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02000911647800139 6.5116e-08  
a 3.133870070907919 4.6263e-08 au
q 3.0711640996322 2.3364e-07 au
i 8.582934328962379 5.4996e-06 deg
node 90.57335345375648 4.0595e-05 deg
peri 329.8801566519051 0.00016244 deg
M 296.6669364265372 0.00015477 deg
tp 2458956.990452201780
(2020-Apr-17.49045220)
0.00086891 TDB
period 2026.375412011734
5.55
4.4871e-05
1.229e-07
d
yr
n .1776571102600387 3.9339e-09 deg/d
Q 3.196576042183638 4.7189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      2000-05-04  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57339  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 20:11:25  

Additional Information
 Earth MOID = 2.08778 au 
 Jupiter MOID = 1.92558 au 
 T_jup = 3.195 
[ show covariance matrix ]

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 15.6   n/a MPO455061  
diameter diameter 5.435 km 0.555 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277842 (2006 HB84)          Discovered 2006-Apr-26 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2006 HB84 = 2000 JG91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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