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79551 (1998 QB47)
Classification: Main-belt Asteroid          SPK-ID: 2079551
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856262743169674 3.5741e-08  
a 2.430465537146006 9.3773e-09 au
q 1.979307274629806 8.917e-08 au
i 5.694509905954257 5.9582e-06 deg
node 12.85829707296638 4.2076e-05 deg
peri 39.49096488576638 4.5951e-05 deg
M 214.8258804314875 1.8568e-05 deg
tp 2459558.609388173641
(2021-Dec-10.10938817)
7.3124e-05 TDB
period 1383.988966764081
3.79
8.0096e-06
2.193e-08
d
yr
n .2601176805922953 1.5054e-09 deg/d
Q 2.881623799662206 1.1118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1200  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55433  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:51:43  

Additional Information
 Earth MOID = .993672 au 
 Jupiter MOID = 2.50944 au 
 T_jup = 3.477 
[ 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 15.0   n/a MPO385315  
diameter diameter 4.325 km 1.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.124   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

79551 (1998 QB47)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 QB47 = 2000 EV89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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