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JPL Small-Body Database Browser
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1017 Jacqueline (A924 CH)
Classification: Main-belt Asteroid          SPK-ID: 2001017
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07858261157558624 3.5144e-08  
a 2.605274837328035 8.9691e-09 au
q 2.400545536738637 9.1381e-08 au
i 7.927574457179458 3.8632e-06 deg
node 118.94605732984 2.8827e-05 deg
peri 68.20612753836002 3.8346e-05 deg
M 199.0553227529418 2.6204e-05 deg
tp 2459287.177570295212
(2021-Mar-13.67757030)
0.00011269 TDB
period 1535.955892016272
4.21
7.9317e-06
2.172e-08
d
yr
n .2343817305374718 1.2103e-09 deg/d
Q 2.810004137917432 9.6739e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2712  
   data-arc span      33513 days (91.75 yr)  
   first obs. used      1928-01-29  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:00:05  

Additional Information
 Earth MOID = 1.41657 au 
 Jupiter MOID = 2.18296 au 
 T_jup = 3.395 
[ 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 11.0   n/a MPO263353  
diameter diameter 40.152 km 0.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.87 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2000) Minor Planet Bull. 27, 54-55.]
[Behrend, R. (2008) 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.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.052   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B C   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)

1017 Jacqueline (A924 CH)          Discovered 1924-Feb-04 by Jekhovsky, B. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A924 CH = 1929 LG = 1953 AC = A924 ED 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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