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JPL Small-Body Database Browser
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85073 (1263 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085073
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1767226803060901 5.0746e-08  
a 2.200154070894214 1.0862e-08 au
q 1.811336946399433 1.1072e-07 au
i 2.953475505729506 5.7673e-06 deg
node 182.5358879549709 9.5049e-05 deg
peri 208.3601183288956 9.6889e-05 deg
M 328.1142574540539 2.2632e-05 deg
tp 2458706.077677175725
(2019-Aug-10.57767718)
7.5432e-05 TDB
period 1192.004976158009
3.26
8.8269e-06
2.417e-08
d
yr
n .3020121620300009 2.2364e-09 deg/d
Q 2.588971195388995 1.2781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      16358 days (44.79 yr)  
   first obs. used      1973-09-19  
   last obs. used      2018-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57348  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:04:44  

Additional Information
 Earth MOID = .816655 au 
 Jupiter MOID = 2.84405 au 
 T_jup = 3.643 
[ 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 16.4   n/a MPO296712  
diameter diameter 1.350 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.222   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85073 (1263 T-2)          Discovered 1973-Sep-29 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
 1263 T-2 = 1999 RB137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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