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JPL Small-Body Database Browser
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2019 van Albada (1935 SX1)
Classification: Main-belt Asteroid          SPK-ID: 2002019
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1652295404485649 3.2227e-08  
a 2.241032521084799 6.3549e-09 au
q 1.870747747495668 7.2569e-08 au
i 4.044318886056144 4.0181e-06 deg
node 252.1918136198502 5.2765e-05 deg
peri 24.79026446439824 5.4283e-05 deg
M 38.21640122465212 1.3385e-05 deg
tp 2458470.417776321429
(2018-Dec-17.91777632)
4.5441e-05 TDB
period 1225.379654379319
3.35
5.2122e-06
1.427e-08
d
yr
n .2937865001376635 1.2496e-09 deg/d
Q 2.611317294673928 7.4049e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2511  
   data-arc span      32349 days (88.57 yr)  
   first obs. used      1931-05-06  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47013  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 20:29:46  

Additional Information
 Earth MOID = .854762 au 
 Jupiter MOID = 2.50139 au 
 T_jup = 3.613 
[ 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 12.3   n/a MPO347534  
diameter diameter 7.865 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.729 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Liu, J. (2015) Minor Planet Bull. 42, 247.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Tan, H.; Yeh, T.; Li, B.; Gao, X. (2018) Minor Planet Bull. 45, 57-59.]
geometric albedo albedo 0.496   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   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)

2019 van Albada (1935 SX1)          Discovered 1935-Sep-28 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1935 SX1 = 1931 JN = 1941 HS = 1964 DG = 1971 HB = 1975 ND = 1975 PL = A911 KD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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