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48551 (1993 TR28)
Classification: Main-belt Asteroid          SPK-ID: 2048551
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05730683513594724 4.1795e-08  
a 2.719701037665158 1.8036e-08 au
q 2.563843578680616 1.1149e-07 au
i 3.684963790756622 4.3768e-06 deg
node 152.3717706562761 7.7049e-05 deg
peri 303.1907402466649 9.2359e-05 deg
M 184.5905244341134 5.4437e-05 deg
tp 2459398.734927227370
(2021-Jul-03.23492723)
0.00025017 TDB
period 1638.250002599856
4.49
1.6297e-05
4.462e-08
d
yr
n .2197466805607754 2.186e-09 deg/d
Q 2.875558496649699 1.907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      10261 days (28.09 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:38:53  

Additional Information
 Earth MOID = 1.58303 au 
 Jupiter MOID = 2.21216 au 
 T_jup = 3.354 
[ 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 15.4   n/a MPO337645  
diameter diameter 3.259 km 0.880 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.115   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48551 (1993 TR28)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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