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4148 McCartney (1983 NT)
Classification: Main-belt Asteroid          SPK-ID: 2004148
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09737320770976941 3.5372e-08  
a 2.245373753327921 6.0898e-09 au
q 2.026734508459057 7.7805e-08 au
i 5.198153354409211 3.5141e-06 deg
node 325.6571695717772 3.3953e-05 deg
peri 215.6523567580506 3.7191e-05 deg
M 104.7486061260268 1.5363e-05 deg
tp 2458642.916771345129
(2019-Jun-08.41677135)
5.2182e-05 TDB
period 1228.942007694822
3.36
4.9997e-06
1.369e-08
d
yr
n .292934896639482 1.1917e-09 deg/d
Q 2.464012998196785 6.6828e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2939  
   data-arc span      31199 days (85.42 yr)  
   first obs. used      1935-03-07  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3917  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:12:18  

Additional Information
 Earth MOID = 1.03264 au 
 Jupiter MOID = 2.50879 au 
 T_jup = 3.620 
[ 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 12.8   n/a MPO473823  
diameter diameter 7.252 km 0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 20.737 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Odden, C.; Abruzzese, Z; Beckwith, R; Chandran, R; et al. (2019) Minor Planet Bull. 46, 293-294.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.306   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4148 McCartney (1983 NT)          Discovered 1983-Jul-11 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 NT = 1935 EH = 1952 HT1 = 1984 YM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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