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JPL Small-Body Database Browser
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48349 (4239 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2048349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375427579414589 5.2709e-08  
a 3.027669206559244 2.6153e-08 au
q 2.611235233754657 1.5494e-07 au
i 11.87998019924663 6.5261e-06 deg
node 351.3407416338877 2.5399e-05 deg
peri 298.1255693344153 3.8221e-05 deg
M 111.2901621677142 3.3678e-05 deg
tp 2458005.639218879800
(2017-Sep-09.13921888)
0.00017608 TDB
period 1924.248082957667
5.27
2.4932e-05
6.826e-08
d
yr
n .1870860639999505 2.4241e-09 deg/d
Q 3.444103179363831 2.975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      990  
   data-arc span      21569 days (59.05 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51194  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:36:47  

Additional Information
 Earth MOID = 1.62048 au 
 Jupiter MOID = 1.93113 au 
 T_jup = 3.197 
[ 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 13.7   n/a MPO359064  
diameter diameter 6.691 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.760 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.119   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48349 (4239 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4239 P-L = 1991 NF8 = 2000 CK75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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