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576 Emanuela (A905 SK)
Classification: Main-belt Asteroid          SPK-ID: 2000576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 58 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1919086000615242 1.9314e-08  
a 2.990088677866279 9.4312e-09 au
q 2.416264945637148 5.4485e-08 au
i 10.20385308441475 5.8725e-07 deg
node 299.6089132213007 1.4156e-06 deg
peri 27.13879945589606 4.1809e-06 deg
M 132.8194022528118 7.335e-06 deg
tp 2458503.739454909689
(2019-Jan-20.23945491)
3.5972e-05 TDB
period 1888.532789472042
5.17
8.9351e-06
2.446e-08
d
yr
n .1906241723770343 9.0188e-10 deg/d
Q 3.563912410095411 1.1241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3616  
   data-arc span      35442 days (97.03 yr)  
   first obs. used      1924-03-08  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39021  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:36:32  

Additional Information
 Earth MOID = 1.40717 au 
 Jupiter MOID = 1.78951 au 
 T_jup = 3.205 
[ 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 9.41   n/a E2021B10  
diameter diameter 74.378 km 0.319 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 20.372 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pilcher, F. (2017) Minor Planet Bull. 44, 249-251.]
[Pilcher, F. (2018) Minor Planet Bull. 45, 18-19.]
[Pilcher, F. (2020) Minor Planet Bull. 47, 133-135.]
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

576 Emanuela (A905 SK)          Discovered 1905-Sep-22 by Gotz, P. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1907-Jun-27 01:47 00:01 Jupiter 1.7915111449132 1.79151084147213 1.79151144836078 3.22871785199702 3.07880226494443 2417753.574593379 1.40562683271259 181.327953224997 2.97917536321374 -85.7128979197038 15845154.9312705 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
1944-Jan-26 19:29 < 00:01 Jupiter 1.81982300182673 1.81982257966945 1.81982342398422 2.96341135386674 2.8019497414856 2431116.312135905 0.922861711518729 67.2742633566977 20.8282027262211 -83.2039422057148 14169677.6221519 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
1989-Aug-17 19:41 < 00:01 Jupiter 1.98504891252604 1.98504868321858 1.98504914183349 3.46943837972574 3.34418906679028 2447756.319826054 0.33963535246391 26.2751511634214 3.66953552866447 -67.8603715194591 18336703.4266843 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
2026-Apr-01 20:58 < 00:01 Jupiter 1.78713354977442 1.78713342180733 1.78713367774172 3.22663486579604 3.07624133213373 2461132.373290451 0.184744069625663 39.0561128268134 2.03648809444126 -82.7665687495566 16066077.371546 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
2062-Nov-02 22:58 < 00:01 Jupiter 1.8443074327783 1.84430723634019 1.8443076292165 2.8517102731636 2.68583787786516 2474496.456898028 0.694025356075271 75.2450293641563 11.6836011469913 -89.6042770069601 11378547.5213703 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
2108-May-27 15:55 00:01 Jupiter 1.96148715937028 1.96148651010522 1.96148780863758 3.52600387106568 3.40133060949351 2491138.163205053 1.32973635983135 112.386558172894 3.40512234993105 -74.5178746702141 19327433.264487 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
2145-Jan-05 17:29 00:02 Jupiter 1.78844081886222 1.78844057059999 1.7884410671337 3.19824940811689 3.04656861623183 2504510.228523956 1.74673851798563 222.255759931384 3.64850683930212 -88.054267397923 15686848.6588066 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38
2181-Aug-12 08:05 00:02 Jupiter 1.87240044233843 1.87239964176154 1.87240124291893 2.71153395268477 2.53922652232328 2517877.836821979 2.36053747237197 151.399358274246 23.3920709580075 -71.2481176956773 5806091.37988929 T 58 CATAB v2.0g-lin.ifort 2021-May-03 18:38:26 2021-May-03 18:38

Alternate Designations
 A905 SK = 1972 JG = A923 BA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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