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1455 Mitchella (1937 LF)
Classification: Main-belt Asteroid          SPK-ID: 2001455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1241798463094432 2.0408e-08  
a 2.246930861477226 5.5033e-09 au
q 1.967907332431039 4.5032e-08 au
i 7.755633992237533 4.0205e-07 deg
node 128.3051065138572 9.4326e-06 deg
peri 100.5915168537909 1.1241e-05 deg
M 312.3584565321437 7.2005e-06 deg
tp 2459363.304465626434
(2021-May-28.80446563)
2.4851e-05 TDB
period 1230.22058815244
3.37
4.5197e-06
1.237e-08
d
yr
n .2926304464963088 1.0751e-09 deg/d
Q 2.525954390523413 6.1867e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2880  
   data-arc span      30599 days (83.78 yr)  
   first obs. used      1937-06-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:28:41  

Additional Information
 Earth MOID = .973938 au 
 Jupiter MOID = 2.4873 au 
 T_jup = 3.608 
[ 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 12.87   n/a E2021B10  
diameter diameter 6.646 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 118.7 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:
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]
geometric albedo albedo 0.333   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1455 Mitchella (1937 LF)          Discovered 1937-Jun-05 by Bohrmann, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1937 LF = 1947 LB = 1978 QR3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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