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102212 (1999 TA1)
Classification: Main-belt Asteroid          SPK-ID: 2102212
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2175330780765589 4.9318e-08  
a 2.362445723190293 7.6313e-09 au
q 1.848535633235906 1.1846e-07 au
i 2.707241490840474 5.2578e-06 deg
node 174.1998045245384 7.4133e-05 deg
peri 177.8134688779071 7.4574e-05 deg
M 263.2281063349282 8.6062e-06 deg
tp 2459357.023305834911
(2021-May-22.52330583)
3.2532e-05 TDB
period 1326.298217794339
3.63
6.4265e-06
1.759e-08
d
yr
n .2714321674944926 1.3152e-09 deg/d
Q 2.876355813144679 9.2914e-09 au
  Orbit Determination Parameters
   # obs. used (total)      712  
   data-arc span      9653 days (26.43 yr)  
   first obs. used      1994-03-14  
   last obs. used      2020-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57554  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:56:06  

Additional Information
 Earth MOID = .843031 au 
 Jupiter MOID = 2.56058 au 
 T_jup = 3.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.42   n/a E2021B55  
diameter diameter 1.164 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.394   0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102212 (1999 TA1)          Discovered 1999-Oct-01 by Korlevic, K. at Visnjan
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 TA1 = 1996 XL18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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