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1497 Tampere (1938 SB1)
Classification: Main-belt Asteroid          SPK-ID: 2001497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08300477351025301 1.8861e-08  
a 2.894940176133061 1.0242e-08 au
q 2.654646322487404 5.797e-08 au
i 1.060632848218544 6.652e-07 deg
node 300.1976049454854 4.2948e-05 deg
peri 29.73487185312776 4.821e-05 deg
M 321.7584857988618 8.6178e-06 deg
tp 2459587.613073301667
(2022-Jan-08.11307330)
4.3277e-05 TDB
period 1799.110412488646
4.93
9.5475e-06
2.614e-08
d
yr
n .2000988919307208 1.0619e-09 deg/d
Q 3.135234029778718 1.1092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3237  
   data-arc span      32055 days (87.76 yr)  
   first obs. used      1933-09-17  
   last obs. used      2021-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41881  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:27:18  

Additional Information
 Earth MOID = 1.64285 au 
 Jupiter MOID = 2.13571 au 
 T_jup = 3.284 
[ 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 11.53   n/a E2021B10  
diameter diameter 15.519 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.64 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Brines, P.; Lozano, J.; Rodrigo, O.; Fornas, A.; et al. (2017) Minor Planet Bull. 44, 145-149.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.127   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1497 Tampere (1938 SB1)          Discovered 1938-Sep-22 by Vaisala, Y. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1938 SB1 = 1933 SQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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