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101336 (1998 TN1)
Classification: Main-belt Asteroid          SPK-ID: 2101336
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08872805266538908 5.1538e-08  
a 2.726673922176647 1.5682e-08 au
q 2.484741454808415 1.4657e-07 au
i 5.865772934196768 5.224e-06 deg
node 34.14788456810883 4.4634e-05 deg
peri 293.9765167857496 5.2594e-05 deg
M 26.1019057944841 2.5699e-05 deg
tp 2459081.261102759662
(2020-Aug-19.76110276)
0.00011769 TDB
period 1644.554361068645
4.50
1.4187e-05
3.884e-08
d
yr
n .2189042870957875 1.8885e-09 deg/d
Q 2.968606389544879 1.7073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      8106 days (22.19 yr)  
   first obs. used      1998-09-30  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:19  

Additional Information
 Earth MOID = 1.47907 au 
 Jupiter MOID = 2.31725 au 
 T_jup = 3.343 
[ 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 15.60   n/a E2021B55  
diameter diameter 4.224 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.29 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.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.]
geometric albedo albedo 0.068   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101336 (1998 TN1)          Discovered 1998-Oct-12 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 TN1 = 2001 HJ52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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