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2874 Jim Young (1982 TH)
Classification: Main-belt Asteroid          SPK-ID: 2002874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337337801673953 3.8863e-08  
a 2.24447617269353 6.1328e-09 au
q 1.944313889623577 8.8281e-08 au
i 4.892952555542014 3.9835e-06 deg
node 79.17798291066988 4.8757e-05 deg
peri 322.7876977796149 5.104e-05 deg
M 293.9009405577425 1.4696e-05 deg
tp 2458826.008909470894
(2019-Dec-08.50890947)
5.0246e-05 TDB
period 1228.205183168174
3.36
5.0339e-06
1.378e-08
d
yr
n .2931106340647208 1.2013e-09 deg/d
Q 2.544638455763483 6.953e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2239  
   data-arc span      23954 days (65.58 yr)  
   first obs. used      1954-04-02  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45464  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:20:45  

Additional Information
 Earth MOID = .955196 au 
 Jupiter MOID = 2.8255 au 
 T_jup = 3.615 
[ 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 12.9   n/a MPO452202  
diameter diameter 6.552 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 131.3 h n/a LCDB (Rev. 2019-January); 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:
[Pray, D.P.; Galad, A.; Husark, M.; Oey, J. (2008) Minor Planet Bull. 35, 34-37.]
geometric albedo albedo 0.251   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2874 Jim Young (1982 TH)          Discovered 1982-Oct-13 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 TH = 1962 WE = 1965 SD = 1972 TD2 = 1972 XF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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