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JPL Small-Body Database Browser
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1560 Strattonia (1942 XB)
Classification: Main-belt Asteroid          SPK-ID: 2001560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139083580852038 3.8983e-08  
a 2.683010746954396 9.606e-09 au
q 2.109092323348425 1.0442e-07 au
i 6.286524442633177 4.1246e-06 deg
node 289.1259269679447 4.1901e-05 deg
peri 94.60609860196796 4.3073e-05 deg
M 159.892816850177 1.129e-05 deg
tp 2457887.550944341640
(2017-May-14.05094434)
4.8397e-05 TDB
period 1605.210697348007
4.39
8.6207e-06
2.36e-08
d
yr
n .2242696242896721 1.2044e-09 deg/d
Q 3.256929170560366 1.1661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2135  
   data-arc span      28015 days (76.70 yr)  
   first obs. used      1942-12-03  
   last obs. used      2019-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:18:34  

Additional Information
 Earth MOID = 1.12326 au 
 Jupiter MOID = 2.26132 au 
 T_jup = 3.334 
[ 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 11.6   n/a MPO347529  
diameter diameter 23.825 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.423 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Owings, L. (2013) Minor Planet Bull. 40, 104-106.]
geometric albedo albedo 0.081   0.003 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)

1560 Strattonia (1942 XB)          Discovered 1942-Dec-03 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1942 XB = 1955 SL1 = 1970 EZ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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