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135354 (2001 TA77)
Classification: Main-belt Asteroid          SPK-ID: 2135354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805137253771511 3.849e-08  
a 3.151196827622726 2.048e-08 au
q 2.582362548871888 1.2285e-07 au
i 2.32615999029356 4.4957e-06 deg
node 135.5846149201678 0.00010077 deg
peri 230.8098058343015 0.00010145 deg
M 173.868697294864 1.2806e-05 deg
tp 2458213.696634050545
(2018-Apr-05.19663405)
6.7772e-05 TDB
period 2043.203965227488
5.59
1.9919e-05
5.454e-08
d
yr
n .1761938632298601 1.7177e-09 deg/d
Q 3.720031106373565 2.4177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1999-04-14  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56087  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:15  

Additional Information
 Earth MOID = 1.58014 au 
 Jupiter MOID = 1.74157 au 
 T_jup = 3.181 
[ 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 14.94   n/a E2021B55  
diameter diameter 5.823 km 1.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.285 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.069   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135354 (2001 TA77)          Discovered 2001-Oct-13 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 TA77 = 2001 SF291 = 2001 UL128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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