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1467 Mashona (1938 OE)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001467
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281823686360937 2.0361e-08  
a 3.384636313683804 1.4929e-08 au
q 2.950785614024078 6.8214e-08 au
i 21.90622225672341 5.8278e-07 deg
node 326.3225038160349 1.6665e-06 deg
peri 350.1547777317708 8.0675e-06 deg
M 84.70367711100974 1.1563e-05 deg
tp 2458665.361490474077
(2019-Jun-30.86149047)
7.1424e-05 TDB
period 2274.397877400908
6.23
1.5048e-05
4.12e-08
d
yr
n .1582836510608222 1.0473e-09 deg/d
Q 3.818487013343531 1.6843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3059  
   data-arc span      35840 days (98.12 yr)  
   first obs. used      1923-02-06  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37898  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:30:53  

Additional Information
 Earth MOID = 1.93803 au 
 Jupiter MOID = 1.54008 au 
 T_jup = 3.022 
[ 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 8.73   n/a MPCxxxxx  
diameter diameter 89.160 km 0.728 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.76 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Lagerkvist, C.-I.; Erikson, A.; Lahulla, F.; Di Martino, M.; et al. (2001) Icarus 149, 190-197.]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.083   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.743   0.023 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.22, mean=10.61, max.=11.50) deg.
U-B UB 0.373   0.055 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.22, mean=10.61, max.=11.50) deg.
Tholen spectral type spec_T GC   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1467 Mashona (1938 OE)          Discovered 1938-Jul-30 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1938 OE = 1930 DL = 1936 DK = 1936 FA1 = 1948 EG = A923 CB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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