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52423 (1994 LZ)
Classification: Main-belt Asteroid          SPK-ID: 2052423
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1655831855411811 4.7956e-08  
a 2.329208214633285 1.1837e-08 au
q 1.943530498665619 1.1199e-07 au
i 27.6733614923469 6.2722e-06 deg
node 93.46844225964796 1.0874e-05 deg
peri 222.9076097707207 2.167e-05 deg
M 122.9827012809177 2.0577e-05 deg
tp 2458756.939950027009
(2019-Sep-30.43995003)
7.3832e-05 TDB
period 1298.407144477427
3.55
9.8974e-06
2.71e-08
d
yr
n .2772627996782088 2.1135e-09 deg/d
Q 2.714885930600952 1.3797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1463  
   data-arc span      9744 days (26.68 yr)  
   first obs. used      1994-06-10  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45567  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:45:19  

Additional Information
 Earth MOID = .972701 au 
 Jupiter MOID = 2.56727 au 
 T_jup = 3.403 
[ 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 14.64   n/a MPCxxxxx  
diameter diameter 3.074 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 32.9388 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.325   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52423 (1994 LZ)          Discovered 1994-Jun-11 by Helin, E. F. at Palomar
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 LZ = 2001 HF20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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