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85109 (3892 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2085109
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0924772199672397 3.8985e-08  
a 2.860711994196565 1.5774e-08 au
q 2.596161301846328 1.0693e-07 au
i 15.03584740724518 4.1547e-06 deg
node 189.7117656154605 1.3402e-05 deg
peri 39.11917015041183 2.8643e-05 deg
M 156.6491004589818 2.3011e-05 deg
tp 2458627.484600307224
(2019-May-23.98460031)
0.00011389 TDB
period 1767.29737405604
4.84
1.4618e-05
4.002e-08
d
yr
n .2037008628456121 1.6848e-09 deg/d
Q 3.125262686546801 1.7233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1164  
   data-arc span      15766 days (43.16 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:35  

Additional Information
 Earth MOID = 1.60602 au 
 Jupiter MOID = 1.86758 au 
 T_jup = 3.245 
[ 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 14.64   n/a E2021B10  
diameter diameter 4.246 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85109 (3892 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 3892 T-3 = 2001 SM22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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