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743 Eugenisis (A913 DD)
Classification: Main-belt Asteroid          SPK-ID: 2000743
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 70 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0598197769562523 3.3404e-08  
a 2.791949994093378 8.2354e-09 au
q 2.624936168173702 9.303e-08 au
i 4.83501777126014 3.6635e-06 deg
node 228.953596905168 3.9441e-05 deg
peri 186.3255543057468 4.9048e-05 deg
M 168.2971529263539 2.9326e-05 deg
tp 2458599.911287176397
(2019-Apr-26.41128718)
0.00013875 TDB
period 1703.961900900291
4.67
7.5393e-06
2.064e-08
d
yr
n .2112723293929245 9.3479e-10 deg/d
Q 2.958963820013053 8.7281e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3588  
   data-arc span      39568 days (108.33 yr)  
   first obs. used      1913-02-25  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:30:51  

Additional Information
 Earth MOID = 1.63581 au 
 Jupiter MOID = 2.27636 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456552.5 (2013-Sep-17.0) TDB
Reference: JPL 70 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05695686834913003 3.3217e-08  
q 2.634004455693438 9.2163e-08 au
tp 2456894.858263798923
(2014-Aug-25.35826380)
0.00014667 TDB
node 229.138485066835 3.9531e-05 deg
peri 186.3282728513195 5.0074e-05 deg
i 4.827791343321395 3.6585e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3588  
   data-arc span      39568 days (108.33 yr)  
   first obs. used      1913-02-25  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:30:51  

Additional Information
 Jupiter MOID = 2.27636 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.103401618460465E-15 -3.050656904435983E-15 -7.54565213917796E-13 3.57818857806304E-15 -1.930742824461073E-13 1.317152385823194E-16
q -3.050656904435983E-15 8.49398137976565E-15 2.041922007533139E-12 -1.083827880408779E-14 5.212845968528087E-13 -1.434996963675521E-16
tp -7.54565213917796E-13 2.041922007533139E-12 2.151107637107461E-8 -2.773294319350465E-12 4.517682856445416E-9 -2.009939764530374E-12
node 3.57818857806304E-15 -1.083827880408779E-14 -2.773294319350465E-12 1.562692102135715E-9 -1.557570678079015E-9 -2.682550525544769E-11
peri -1.930742824461073E-13 5.212845968528087E-13 4.517682856445416E-9 -1.557570678079015E-9 2.507387564979639E-9 2.630597219739572E-11
i 1.317152385823194E-16 -1.434996963675521E-16 -2.009939764530374E-12 -2.682550525544769E-11 2.630597219739572E-11 1.338463720291314E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.36   n/a E2021B10  
diameter diameter 51.072 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.23 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2005) Minor Planet Bull. 32, 27-28.]
geometric albedo albedo 0.068   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Ch   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)

743 Eugenisis (A913 DD)          Discovered 1913-Feb-25 by Kaiser, F. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A913 DD = A908 AJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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