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1593 Fagnes (1951 LB)
Classification: Mars-crossing Asteroid          SPK-ID: 2001593
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2814091016377892 2.8167e-08  
a 2.224477059459899 5.3136e-09 au
q 1.598488968543418 6.3924e-08 au
i 9.980895038865173 3.2039e-06 deg
node 120.0134032048162 1.8874e-05 deg
peri 185.3533225731844 2.0021e-05 deg
M 251.5089484719782 9.7032e-06 deg
tp 2459365.700817997861
(2021-May-31.20081800)
3.3667e-05 TDB
period 1211.826161029258
3.32
4.342e-06
1.189e-08
d
yr
n .2970723124959077 1.0644e-09 deg/d
Q 2.85046515037638 6.8089e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2565  
   data-arc span      25219 days (69.05 yr)  
   first obs. used      1951-06-01  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:33:30  

Additional Information
 Earth MOID = .583607 au 
 Jupiter MOID = 2.41411 au 
 T_jup = 3.575 
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Orbital Elements at Epoch 2456713.5 (2014-Feb-25.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2820029905831156 2.8172e-08  
q 1.596952153693071 6.3932e-08 au
tp 2456941.765739422030
(2014-Oct-11.26573942)
2.7388e-05 TDB
node 120.0676407162323 1.8865e-05 deg
peri 185.3264065195406 2.0004e-05 deg
i 9.984274533299962 3.2052e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2565  
   data-arc span      25219 days (69.05 yr)  
   first obs. used      1951-06-01  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:33:30  

Additional Information
 Jupiter MOID = 2.41411 au 
 T_jup = 3.575 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.936711809121234E-16 -1.798237408650617E-15 -1.711558416753192E-13 3.087065484094558E-15 -2.794908987577902E-14 -6.757023594409422E-16
q -1.798237408650617E-15 4.087239720009886E-15 4.458485534372284E-13 -6.834845554022118E-15 7.640184788760348E-14 1.825283788332022E-15
tp -1.711558416753192E-13 4.458485534372284E-13 7.501076692949368E-10 2.054221104207311E-12 1.91958778580303E-10 3.280885653978265E-12
node 3.087065484094558E-15 -6.834845554022118E-15 2.054221104207311E-12 3.558707462701968E-10 -3.494919866448575E-10 1.74848971653039E-13
peri -2.794908987577902E-14 7.640184788760348E-14 1.91958778580303E-10 -3.494919866448575E-10 4.001457713327986E-10 6.373963518220845E-13
i -6.757023594409422E-16 1.825283788332022E-15 3.280885653978265E-12 1.74848971653039E-13 6.373963518220845E-13 1.02734565033733E-11

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 13.1   n/a MPO502168  
diameter diameter 6.095 km 1.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 25.25 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Lagerkvist, C.-I.; Magnusson, P.; Debehogne, H.; Hoffmann, M.; et al. (1992) Astron. Astrophys. Suppl. Ser. 95, 461-470.]
[Warner, Brian D. (2014) Minor Planet Bull. 41, 235-241.]
geometric albedo albedo 0.307   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
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)

1593 Fagnes (1951 LB)          Discovered 1951-Jun-01 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1951 LB = 1928 QK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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