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70553 (1999 TK139)
Classification: Main-belt Asteroid          SPK-ID: 2070553
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073550820057211 4.2239e-08  
a 2.623955688076724 1.2556e-08 au
q 2.342260710003869 1.1321e-07 au
i 4.294799422033671 4.396e-06 deg
node 214.6685806645368 4.8093e-05 deg
peri 318.1440468060314 5.0569e-05 deg
M 169.9307667250135 1.7529e-05 deg
tp 2458267.670931129683
(2018-May-29.17093113)
7.3259e-05 TDB
period 1552.505587291512
4.25
1.1143e-05
3.051e-08
d
yr
n .2318832234465919 1.6643e-09 deg/d
Q 2.905650666149579 1.3903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1044  
   data-arc span      10064 days (27.55 yr)  
   first obs. used      1993-04-26  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53374  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:37  

Additional Information
 Earth MOID = 1.34917 au 
 Jupiter MOID = 2.07111 au 
 T_jup = 3.391 
[ 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 15.1   n/a MPO474584  
diameter diameter 5.977 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.13 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.065   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70553 (1999 TK139)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TK139 = 2001 BF45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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