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JPL Small-Body Database Browser
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1047 Geisha (A924 WM)
Classification: Main-belt Asteroid          SPK-ID: 2001047
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927609461098876 3.5429e-08  
a 2.24091271365001 4.8894e-09 au
q 1.808952258817158 7.8637e-08 au
i 5.666921696018376 3.9568e-06 deg
node 78.22225825989247 3.4062e-05 deg
peri 300.38000779381 3.5429e-05 deg
M 73.2570516522495 1.0536e-05 deg
tp 2458351.165271809859
(2018-Aug-20.66527181)
3.5602e-05 TDB
period 1225.281390992134
3.35
4.0102e-06
1.098e-08
d
yr
n .2938100608126441 9.6159e-10 deg/d
Q 2.672873168482861 5.8319e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2527  
   data-arc span      34509 days (94.48 yr)  
   first obs. used      1924-11-17  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42505  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:18:29  

Additional Information
 Earth MOID = .818692 au 
 Jupiter MOID = 2.7929 au 
 T_jup = 3.604 
[ 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 11.86   n/a PDS3 (MPC 17260)  
diameter diameter 10.729 km 0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 25.62 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.277   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.913   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=14.88 deg.
U-B UB 0.541   0.031 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=14.88 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1047 Geisha (A924 WM)          Discovered 1924-Nov-17 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A924 WM = 1932 BP = 1941 YG = 1947 NC = 1950 JF = 1974 HU2 = A916 HB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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