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70427 (1999 TB1)
Classification: Main-belt Asteroid          SPK-ID: 2070427
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2359968068378436 3.201e-08  
a 2.369480268677022 7.6794e-09 au
q 1.810290491403969 7.7954e-08 au
i 4.724178437571211 3.5771e-06 deg
node 208.5582872051165 4.5633e-05 deg
peri 179.7249791755719 4.6405e-05 deg
M 231.9517251351609 1.0449e-05 deg
tp 2459474.359184555439
(2021-Sep-16.85918456)
4.027e-05 TDB
period 1332.226510821977
3.65
6.4766e-06
1.773e-08
d
yr
n .2702243177685166 1.3137e-09 deg/d
Q 2.928670045950075 9.4918e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1360  
   data-arc span      11662 days (31.93 yr)  
   first obs. used      1988-10-03  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:00:42  

Additional Information
 Earth MOID = .815181 au 
 Jupiter MOID = 2.51934 au 
 T_jup = 3.503 
[ 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 15.31   n/a E2021B10  
diameter diameter 5.562 km 0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70427 (1999 TB1)          Discovered 1999-Oct-01 by Korlevic, K. at Visnjan
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TB1 = 1988 TB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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