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JPL Small-Body Database Browser
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146576 (2001 TZ77)
Classification: Main-belt Asteroid          SPK-ID: 2146576
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05277165610994972 4.1577e-08  
a 2.727222397822856 1.7776e-08 au
q 2.583302355309596 1.1988e-07 au
i 6.32737325418407 4.1557e-06 deg
node 109.107389609451 4.5656e-05 deg
peri 321.8051598041973 6.4908e-05 deg
M 295.2860061910926 4.5956e-05 deg
tp 2458896.216094298810
(2020-Feb-16.71609430)		 0.00021046 TDB
period 1645.050593878173
4.50		 1.6083e-05
4.403e-08		 d
yr
n .2188382541787407 2.1395e-09 deg/d
Q 2.871142440336117 1.8714e-08 au
   Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      6618 days (18.12 yr)  
   first obs. used      2001-10-13  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60186  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:56  

Additional Information
 Earth MOID = 1.60144 au 
 Jupiter MOID = 2.27847 au 
 T_jup = 3.345 
[ 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 MPO453931  
diameter diameter 4.912 km 0.662 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.051   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

146576 (2001 TZ77)          Discovered 2001-Oct-13 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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