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1574 Meyer (1949 FD)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001574
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03412066117954526 3.9018e-08  
a 3.54033562822785 2.1017e-08 au
q 3.419537035795215 1.3718e-07 au
i 14.47651410946555 4.4164e-06 deg
node 245.6424208122601 1.7979e-05 deg
peri 261.1020825198271 7.2808e-05 deg
M 286.2423361211304 7.2222e-05 deg
tp 2459499.005245413654
(2021-Oct-11.50524541)
0.00048967 TDB
period 2433.128693496058
6.66
2.1667e-05
5.932e-08
d
yr
n .1479576485051153 1.3175e-09 deg/d
Q 3.661134220660486 2.1734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2639  
   data-arc span      32763 days (89.70 yr)  
   first obs. used      1930-05-25  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42615  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:58:40  

Additional Information
 Earth MOID = 2.47415 au 
 Jupiter MOID = 1.49549 au 
 T_jup = 3.066 
[ 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 9.9   n/a MPO365263  
diameter diameter 57.785 km 0.435 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.64 h n/a LCDB (Rev. 2019-August); 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:
[Carbo, L.; Green, D.; Kragh, K.; Krotz, J.; et al. (2009) Minor Planet Bull. 36, 152-157.]
geometric albedo albedo 0.042   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1574 Meyer (1949 FD)          Discovered 1949-Mar-22 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1949 FD = 1930 KE = 1935 CW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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