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15194 (2272 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2015194
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491725442203972 3.4425e-08  
a 2.299133489221413 5.9484e-09 au
q 1.956165897131936 7.9342e-08 au
i 4.778422038434534 3.6866e-06 deg
node 2.189833182023468 4.0995e-05 deg
peri 67.17894756395533 4.3403e-05 deg
M 100.1402731054892 1.2091e-05 deg
tp 2458846.298024771487
(2019-Dec-28.79802477)
4.2871e-05 TDB
period 1273.340955920312
3.49
4.9417e-06
1.353e-08
d
yr
n .2827208206303303 1.0972e-09 deg/d
Q 2.642101081310891 6.8358e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1581  
   data-arc span      15856 days (43.41 yr)  
   first obs. used      1977-10-07  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48018  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:51:42  

Additional Information
 Earth MOID = .975447 au 
 Jupiter MOID = 2.63722 au 
 T_jup = 3.573 
[ 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 15.06   n/a E2021B10  
diameter diameter 2.403 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.442   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15194 (2272 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2272 T-3 = 1991 UO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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