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1757 Porvoo

1757 Porvoo
asteroido
asteroido
Oficiala nomo 1757 Porvoo
Aliaj nomoj 1939 FC; 1964 BB;
1968 FK
Nomita laŭ Porvoo vd
Malkovro
Malkovrinto Yrjö Väisälä
Dato de malkovro 17-a de marto 1939
Loko de malkovro Turku
Orbitaj ecoj
Asteroida familio asteroida zono vd
Granda duonakso
- Periapsido
- Apoapsido
351,749 Gm (2,351 AU)
307,153 Gm (2,053 AU)
396,346 Gm (2,649 AU)
Discentreco 0,127
Meza anomaliangulo 326,789°
Klinangulo 3,978°
Periodo 1316,922 tagoj (3,606 jaroj)
Meza cirkulrapido 19,42 km/s
Longitudo de
suprenira nodo
39,481°
Argum. de periapsido 149,615°
Fizikaj ecoj
Diametro 10,22 km vd
Rotacia periodo 0,2038 tago (4,89 horoj)
Atmosferaj kaj surfacaj ecoj
Geometria albedo 0,068 vd
Observaj ecoj
Absoluta magnitudo 13,36
vdr

1757 Porvoo estas asteroido de la asteroida zono.

Ĝi estis malkovrita la 17-an de marto 1939 de la finnlanda astronomo Yrjö Väisälä elde la Observatorio de Iso-Heikkilä en Turku.

Ĝi ricevis la nomon de la Finlanda urbo Porvoo.

Eksteraj ligiloj

[redakti | redakti fonton]
Antaŭe:Listo de asteroidoj (1001 - 2000)Poste:
1756 Giacobini1757 Porvoo1758 Naantali
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1757 Porvoo
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