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5587 (1990 SB)
Classification: Amor [NEO]          SPK-ID: 2005587
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 174 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5449432532599952 2.2909e-08  
a 2.397684314879302 5.3654e-09 AU
q 1.091082424038513 5.5597e-08 AU
i 18.07682066969167 5.6379e-06 deg
node 190.0801071261353 1.1455e-05 deg
peri 86.64482288410944 1.353e-05 deg
M 228.2774360310138 5.2426e-06 deg
tp 2457496.685541489013
(2016-Apr-18.18554149)
2.1271e-05 JED
period 1356.083495141365
3.71
4.5518e-06
1.246e-08
d
yr
n .2654703794344696 8.9107e-10 deg/d
Q 3.704286205720092 8.2892e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      2517  
   data-arc span      21965 days (60.14 yr)  
   first obs. used      1953-12-07  
   last obs. used      2014-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .39016  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:13:46  

Additional Information
 Earth MOID = .306761 AU 
 T_jup = 3.252 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO265987  
diameter diameter 3.57 km n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
rotation period rot_per 5.0522 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.]
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Koff, R.A.; Pravec, P.; Sarounova, L.; Kusnirak, P.; et al. (2002) Minor Planet Bul. 29, 51-53.]
[Galad, A.; Kornos, L.; Gajdos, S.; Vilagi, J.; Toth, J. (2004) Contr. Astron. Obs. Skalnate Pleso 34, 157-168]
[Kaasalainen, M.; et al. (2004) Icarus 167, 178-196.]
[Polishook, D. (2009) Minor Planet Bul. 36, 119-120.]
geometric albedo albedo 0.32   n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
SMASSII spectral type spec_B Sq   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)

5587 (1990 SB)          Discovered 1990-Sep-16 by Holt and Brown at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 SB = 1990 UV12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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