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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0266880656101771 2.741e-08  
a 2.298734508119571 7.055e-09 au
q 2.237385730746498 6.365e-08 au
i 4.430243579582567 4.8034e-06 deg
node 174.3139789531109 3.9229e-05 deg
peri 262.0602414019334 0.00010379 deg
M 110.9071506882461 9.522e-05 deg
tp 2459004.317060608985
(2020-Jun-03.81706061)
0.00033664 TDB
period 1273.009515659013
3.49
5.8605e-06
1.605e-08
d
yr
n .2827944297129899 1.3019e-09 deg/d
Q 2.360083285492644 7.2433e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1306  
   data-arc span      8355 days (22.87 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-07-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:02:23  

Additional Information
 Earth MOID = 1.25654 au 
 Jupiter MOID = 2.67605 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 15.41   n/a MPCxxxxx  
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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