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742 Edisona (A913 DC)
Classification: Main-belt Asteroid          SPK-ID: 2000742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154097238294409 1.4842e-08  
a 3.011267094311632 1.1727e-08 au
q 2.663737590580443 4.5517e-08 au
i 11.20397391429806 9.4809e-07 deg
node 64.15450991314663 4.1125e-06 deg
peri 283.5000352379661 1.1053e-05 deg
M 44.61403797696189 9.1661e-06 deg
tp 2459159.967198101689
(2020-Nov-06.46719810)
4.8635e-05 TDB
period 1908.632630997515
5.23
1.115e-05
3.053e-08
d
yr
n .1886167060928074 1.1018e-09 deg/d
Q 3.35879659804282 1.3081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3167  
   data-arc span      39600 days (108.42 yr)  
   first obs. used      1913-02-23  
   last obs. used      2021-07-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:57:30  

Additional Information
 Earth MOID = 1.68553 au 
 Jupiter MOID = 2.11704 au 
 T_jup = 3.210 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456537.5 (2013-Sep-02.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119053868939494 1.511e-08  
q 2.651895085204481 4.68e-08 au
tp 2457256.327227628813
(2015-Aug-21.82722763)
4.8339e-05 TDB
node 64.22827965688792 4.1071e-06 deg
peri 284.6370838339741 1.0669e-05 deg
i 11.21994958618052 9.502e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3167  
   data-arc span      39600 days (108.42 yr)  
   first obs. used      1913-02-23  
   last obs. used      2021-07-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39472  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 06:57:30  

Additional Information
 Jupiter MOID = 2.11704 au 
 T_jup = 3.210 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.282972341467996E-16 -6.893976524151318E-16 3.438669911198368E-13 -8.602883272441544E-15 8.798317143066461E-14 2.831216088574449E-15
q -6.893976524151318E-16 2.190275989636031E-15 -1.180125215839234E-12 2.343677008353488E-14 -2.968045167996903E-13 -8.286102785343516E-15
tp 3.438669911198368E-13 -1.180125215839234E-12 2.336705441517329E-9 6.11678101459856E-11 4.817637864370346E-10 -9.6998605685113E-12
node -8.602883272441544E-15 2.343677008353488E-14 6.11678101459856E-11 1.686865610768611E-11 -1.979964672068005E-12 -3.070371564147073E-12
peri 8.798317143066461E-14 -2.968045167996903E-13 4.817637864370346E-10 -1.979964672068005E-12 1.138291232387265E-10 6.604140445853379E-13
i 2.831216088574449E-15 -8.286102785343516E-15 -9.6998605685113E-12 -3.070371564147073E-12 6.604140445853379E-13 9.02873449534979E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.54   n/a E2021B10 IRAS observations used: 23
diameter diameter 47.087 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.579 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 179-181.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.121   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.842   0.013 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=4.48, mean=5.04, max.=5.47) deg.
U-B UB 0.405   0.049 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.16, mean=5.31, max.=5.47) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B K   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)

742 Edisona (A913 DC)          Discovered 1913-Feb-23 by Kaiser, F. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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