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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09229553575171773 4.4857e-08  
a 2.863008778667318 1.9342e-08 au
q 2.598765849578347 1.2952e-07 au
i 15.02809335779522 5.0294e-06 deg
node 189.728897850196 1.7038e-05 deg
peri 39.61800194035784 3.2652e-05 deg
M 75.48573355981297 2.503e-05 deg
tp 2458629.482132043236
(2019-May-25.98213204)
0.00012399 TDB
period 1769.42617055712
4.84
1.7931e-05
4.909e-08
d
yr
n .2034557903518804 2.0618e-09 deg/d
Q 3.127251707756289 2.1127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      15296 days (41.88 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:26:49  

Additional Information
 Earth MOID = 1.60832 au 
 Jupiter MOID = 1.86887 au 
 T_jup = 3.244 
[ 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 14.6   n/a MPO493472  
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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