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JPL Small-Body Database Browser
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1424 Sundmania (1937 AJ)
Classification: Main-belt Asteroid          SPK-ID: 2001424
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05753422075834773 4.0964e-08  
a 3.191574016670871 1.69e-08 au
q 3.007949292629122 1.3188e-07 au
i 9.163454310781908 4.3843e-06 deg
node 42.94953533302333 2.6159e-05 deg
peri 302.0427805320886 4.3576e-05 deg
M 299.2353555005379 3.5967e-05 deg
tp 2458952.023423023721
(2020-Apr-12.52342302)
0.00020861 TDB
period 2082.59973099423
5.70
1.6541e-05
4.529e-08
d
yr
n .1728608693462841 1.373e-09 deg/d
Q 3.375198740712619 1.7872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2755  
   data-arc span      36868 days (100.94 yr)  
   first obs. used      1918-11-22  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45138  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:04:51  

Additional Information
 Earth MOID = 2.01387 au 
 Jupiter MOID = 1.90014 au 
 T_jup = 3.174 
[ 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 9.9   n/a MPO452179  
diameter diameter 64.691 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 93.73 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:
[Stephens, R.D. (2012) Minor Planet Bull. 39, 226-228.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.030   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B X   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)

1424 Sundmania (1937 AJ)          Discovered 1937-Jan-09 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1937 AJ = 1929 SS = 1929 UB = 1931 AD = 1938 FP = A918 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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