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JPL Small-Body Database Browser
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18253 (3295 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2018253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406448720155431 4.2405e-08  
a 2.443577139847 8.7691e-09 au
q 2.099900545753111 1.0238e-07 au
i 6.806696906723723 4.3944e-06 deg
node 159.9079055984458 3.0904e-05 deg
peri 179.7261828337581 3.393e-05 deg
M 352.0954221461565 1.338e-05 deg
tp 2458631.134703950328
(2019-May-27.63470395)
5.1847e-05 TDB
period 1395.203339891905
3.82
7.5103e-06
2.056e-08
d
yr
n .2580269052594811 1.3889e-09 deg/d
Q 2.787253733940888 1.0002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1418  
   data-arc span      16876 days (46.20 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:26:38  

Additional Information
 Earth MOID = 1.09021 au 
 Jupiter MOID = 2.59226 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 14.8   n/a MPO502307  
diameter diameter 2.509 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18253 (3295 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3295 T-2 = 1992 RT2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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