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46988 (1998 TJ5)
Classification: Main-belt Asteroid          SPK-ID: 2046988
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 .1116284904163691 4.0588e-08  
a 2.793788606528214 1.5347e-08 au
q 2.481922201839018 1.1863e-07 au
i 5.643772454323492 4.8137e-06 deg
node 69.82964863480754 4.03e-05 deg
peri 276.2359877692851 4.5883e-05 deg
M 310.1176118126558 2.3424e-05 deg
tp 2459436.837956841174
(2021-Aug-10.33795684)
0.00011147 TDB
period 1705.645370131035
4.67
1.4055e-05
3.848e-08
d
yr
n .2110638039443939 1.7392e-09 deg/d
Q 3.10565501121741 1.7061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      8858 days (24.25 yr)  
   first obs. used      1996-04-12  
   last obs. used      2020-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58697  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:31  

Additional Information
 Earth MOID = 1.48109 au 
 Jupiter MOID = 2.29227 au 
 T_jup = 3.312 
[ 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 14.81   n/a E2021B10  
diameter diameter 3.418 km 0.655 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.263   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46988 (1998 TJ5)          Discovered 1998-Oct-13 by Korlevic, K. at Visnjan
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TJ5 = 2001 HF61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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