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657 Gunlöd

March 20, 2023

657 Gunlöd is a dark background asteroid orbiting in the intermediate asteroid belt, approximately 43 kilometres (27 mi) in diameter. It was discovered on 23 January 1908, by astronomer August Kopff at the Heidelberg Observatory in southwest Germany. It has an albedo of around 0.042 and a rotation period of 15.7 hours.[2][3]

657 Gunlöd
Discovery
Discovered byA. Kopff
Discovery siteHeidelberg Obs.
Discovery date23 January 1908
Designations
(657) Gunlöd
1908 BV; 1927 SC;
1929 AM; 1936 YJ
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc107.90 yr (39412 d)
Aphelion2.9049 AU (434.57 Gm)
Perihelion2.3187 AU (346.87 Gm)
2.6118 AU (390.72 Gm)
Eccentricity0.11223
4.22 yr (1541.7 d)
207.017°
0° 14m 0.636s / day
Inclination10.228°
297.595°
245.225°
Physical characteristics
Mean radius
21.26±0.7 km
15.6652 h (0.65272 d)
0.0415±0.003
10.93

References

  1. ^ "657 Gunlod (1908 BV)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
  2. ^ . Archived from the original on 23 June 2006.
  3. ^ "PDS lightcurve data". Archived from the original on 14 June 2006.

External links

  • 657 Gunlöd at AstDyS-2, Asteroids—Dynamic Site
    • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
  • 657 Gunlöd at the JPL Small-Body Database  
    • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters


 

This article about a C-type asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it.

March 20, 2023
gunlöd, dark, background, asteroid, orbiting, intermediate, asteroid, belt, approximately, kilometres, diameter, discovered, january, 1908, astronomer, august, kopff, heidelberg, observatory, southwest, germany, albedo, around, rotation, period, hours, discove. 657 Gunlod is a dark background asteroid orbiting in the intermediate asteroid belt approximately 43 kilometres 27 mi in diameter It was discovered on 23 January 1908 by astronomer August Kopff at the Heidelberg Observatory in southwest Germany It has an albedo of around 0 042 and a rotation period of 15 7 hours 2 3 657 GunlodDiscoveryDiscovered byA KopffDiscovery siteHeidelberg Obs Discovery date23 January 1908DesignationsMPC designation 657 GunlodAlternative designations1908 BV 1927 SC 1929 AM 1936 YJOrbital characteristics 1 Epoch 31 July 2016 JD 2457600 5 Uncertainty parameter 0Observation arc107 90 yr 39412 d Aphelion2 9049 AU 434 57 Gm Perihelion2 3187 AU 346 87 Gm Semi major axis2 6118 AU 390 72 Gm Eccentricity0 11223Orbital period sidereal 4 22 yr 1541 7 d Mean anomaly207 017 Mean motion0 14m 0 636s dayInclination10 228 Longitude of ascending node297 595 Argument of perihelion245 225 Physical characteristicsMean radius21 26 0 7 kmSynodic rotation period15 6652 h 0 65272 d Geometric albedo0 0415 0 003Absolute magnitude H 10 93References Edit 657 Gunlod 1908 BV JPL Small Body Database NASA Jet Propulsion Laboratory Retrieved 5 May 2016 Supplemental IRAS Minor Planet Survey Archived from the original on 23 June 2006 PDS lightcurve data Archived from the original on 14 June 2006 External links Edit657 Gunlod at AstDyS 2 Asteroids Dynamic Site Ephemeris Observation prediction Orbital info Proper elements Observational info 657 Gunlod at the JPL Small Body Database Close approach Discovery Ephemeris Orbit diagram Orbital elements Physical parameters This article about a C type asteroid native to the asteroid belt is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title 657 Gunlod amp oldid 1126712777, wikipedia, wiki, book, books, library,

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