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70700 (1999 UQ28)
Classification: Main-belt Asteroid          SPK-ID: 2070700
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02402135854027893 4.701e-08  
a 2.418022498686434 9.926e-09 au
q 2.359938313287025 1.1186e-07 au
i 8.40415177548887 4.5269e-06 deg
node 30.90452823558423 2.315e-05 deg
peri 323.8050519607468 7.6187e-05 deg
M 195.3131823763466 7.3354e-05 deg
tp 2459628.768476889122
(2022-Feb-18.26847689)
0.00028068 TDB
period 1373.374353477087
3.76
8.4566e-06
2.315e-08
d
yr
n .2621280928164689 1.6141e-09 deg/d
Q 2.476106684085841 1.0164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1324  
   data-arc span      8011 days (21.93 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:40:46  

Additional Information
 Earth MOID = 1.36209 au 
 Jupiter MOID = 2.59131 au 
 T_jup = 3.500 
[ 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 MPO319894  
diameter diameter 3.637 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.122   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70700 (1999 UQ28)          Discovered 1999-Oct-31 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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