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79555 (1998 QU48)
Classification: Main-belt Asteroid          SPK-ID: 2079555
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02651079332675399 3.3098e-08  
a 2.298796833933344 8.5048e-09 au
q 2.23785390616874 7.9217e-08 au
i 4.429660190548029 5.1913e-06 deg
node 174.3216857287602 4.4512e-05 deg
peri 262.4402892441013 0.00010971 deg
M 358.5634988112753 0.00010015 deg
tp 2459005.579872374342
(2020-Jun-05.07987237)
0.00035417 TDB
period 1273.061288857387
3.49
7.0648e-06
1.934e-08
d
yr
n .2827829289531783 1.5693e-09 deg/d
Q 2.359739761697947 8.7302e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1076  
   data-arc span      7832 days (21.44 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:43:22  

Additional Information
 Earth MOID = 1.25741 au 
 Jupiter MOID = 2.67724 au 
 T_jup = 3.588 
[ 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 15.4   n/a MPO493431  
diameter diameter 4.111 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79555 (1998 QU48)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 QU48 = 2000 AN128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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