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1341 Edmee (1935 BA)
Classification: Main-belt Asteroid          SPK-ID: 2001341
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07912334733925294 3.3836e-08  
a 2.741557546928524 9.6091e-09 au
q 2.524636336892348 9.1802e-08 au
i 13.09134389402847 3.4657e-06 deg
node 107.482344666689 1.6421e-05 deg
peri 140.6138697965528 2.7668e-05 deg
M 156.1047070508283 2.2738e-05 deg
tp 2458281.534626905241
(2018-Jun-12.03462691)
0.00010416 TDB
period 1658.037987476176
4.54
8.7171e-06
2.387e-08
d
yr
n .2171240965039546 1.1415e-09 deg/d
Q 2.958478756964699 1.0369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2921  
   data-arc span      37871 days (103.69 yr)  
   first obs. used      1917-02-23  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:58  

Additional Information
 Earth MOID = 1.5225 au 
 Jupiter MOID = 2.15558 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456821.5 (2014-Jun-13.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07938680665686894 3.3642e-08  
q 2.524592804327728 9.1328e-08 au
tp 2456628.239917057133
(2013-Dec-01.73991706)
0.00010373 TDB
node 107.5572541341675 1.6433e-05 deg
peri 141.6321281048422 2.7728e-05 deg
i 13.08569809625339 3.464e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2921  
   data-arc span      37871 days (103.69 yr)  
   first obs. used      1917-02-23  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:19:58  

Additional Information
 Jupiter MOID = 2.15558 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.131763759245641E-15 -3.058157795577272E-15 -2.543955415715011E-13 -3.173700502259762E-15 -7.539438172188869E-14 5.630541234026851E-16
q -3.058157795577272E-15 8.340852792376838E-15 7.211347790771661E-13 9.406894760983293E-15 2.109296570730855E-13 -9.437814160414866E-16
tp -2.543955415715011E-13 7.211347790771661E-13 1.076066066155767E-8 4.676533047190016E-12 2.33420648306209E-9 -5.32753215521465E-12
node -3.173700502259762E-15 9.406894760983293E-15 4.676533047190016E-12 2.700499609482745E-10 -2.615746073355365E-10 -3.572922360650439E-12
peri -7.539438172188869E-14 2.109296570730855E-13 2.33420648306209E-9 -2.615746073355365E-10 7.68859781274753E-10 2.342400065825303E-12
i 5.630541234026851E-16 -9.437814160414866E-16 -5.32753215521465E-12 -3.572922360650439E-12 2.342400065825303E-12 1.199921710926637E-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 10.5   n/a MPO502166 IRAS observations used: 17
diameter diameter 23.859 km 0.556 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 23.745 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:
[Stephens, R.D. (2010) Minor Planet Bull. 37, 28-29.]
[Stephens, R.D. (2015) Minor Planet Bull. 42, 70-74.]
geometric albedo albedo 0.182   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.700   0.014 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=7.57, mean=11.39, max.=15.17) deg.
U-B UB 0.262   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=5; phase (min.=7.57, mean=12.26, max.=15.73) deg.
Tholen spectral type spec_T XB   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1341 Edmee (1935 BA)          Discovered 1935-Jan-27 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1935 BA = 1929 WB1 = 1932 NK = 1957 YK = 1963 KJ = A917 DA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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