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1597 Laugier (1949 EB)
Classification: Main-belt Asteroid          SPK-ID: 2001597
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08994263252679489 3.514e-08  
a 2.846232106553241 1.1947e-08 au
q 2.590234498107557 1.0433e-07 au
i 11.80997608189144 3.4334e-06 deg
node 158.6060929661487 1.7415e-05 deg
peri 52.28819234029882 2.6394e-05 deg
M 272.8448206202696 2.1331e-05 deg
tp 2459425.114281537093
(2021-Jul-29.61428154)
0.00010504 TDB
period 1753.896239342767
4.80
1.1043e-05
3.023e-08
d
yr
n .2052572962553941 1.2923e-09 deg/d
Q 3.102229714998924 1.3021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2942  
   data-arc span      26167 days (71.64 yr)  
   first obs. used      1949-03-07  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39203  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:17:21  

Additional Information
 Earth MOID = 1.60596 au 
 Jupiter MOID = 1.90148 au 
 T_jup = 3.270 
[ 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 11.7   n/a MPO425816  
diameter diameter 12.885 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.0199 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Black, S.; Linville, D.; Michalik, D.; Wolf, M.; Ditteon, R. (2016) Minor Planet Bull. 43, 287-289.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Klinglesmith III, D.A.; Hendrickx, S.; Madden, K.; Montgomery, S. (2016) Minor Planet Bull. 43, 234-239.]
geometric albedo albedo 0.244   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1597 Laugier (1949 EB)          Discovered 1949-Mar-07 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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