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JPL Small-Body Database Browser
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1503 Kuopio (1938 XD)
Classification: Main-belt Asteroid          SPK-ID: 2001503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1043657456771026 4.9883e-08  
a 2.625718641194152 1.0273e-08 au
q 2.351683557267656 1.3185e-07 au
i 12.36686784987245 5.4397e-06 deg
node 316.9641202016169 2.3078e-05 deg
peri 177.7787986214754 3.4552e-05 deg
M 294.1054895036898 2.6144e-05 deg
tp 2458884.957535719701
(2020-Feb-05.45753572)
0.00011331 TDB
period 1554.070469418337
4.25
9.1206e-06
2.497e-08
d
yr
n .2316497270131786 1.3595e-09 deg/d
Q 2.899753725120648 1.1345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1922  
   data-arc span      30677 days (83.99 yr)  
   first obs. used      1935-03-02  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43775  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:10:12  

Additional Information
 Earth MOID = 1.36612 au 
 Jupiter MOID = 2.14343 au 
 T_jup = 3.362 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.5   n/a MPO384761  
diameter diameter 22.985 km 0.964 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.957 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Szekely, P.; Kiss, L.L.; Szabo, Gy.M.; Sarneczky, K.; et al. (2005) Planet. Space Sci. 53, 925-936.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.399   0.262 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1503 Kuopio (1938 XD)          Discovered 1938-Dec-15 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1938 XD = 1935 EF = 1953 LH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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