Astronomical and geophysical observatory in Modra, Slovakia

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Info about the observatory

Address:

Astronomical observatory
P.O.Box 4
900 01 Modra
Slovakia
tel.: +421 336475261

Longitude:

17°,27402056 E

Latitude:

48°,37327278 N

Altitude:

531.10 m

MPC code:

118

Comets

Comet C1995 O1 (Hale-Bopp)

Hale Bopp  animationProcessed images of comet Hale-Bopp obtained at Modra observatory. Each image shows changes in the inner coma of Hale-Bopp as it approached to perihelion, which oc cu red on April 1, 1997. Calculated ejection velocity of dust particles in shells was about 350 m/s Nucleus rotation period was estimated to be 11.4 hrs. On the left one can see animation of nucleus rotation made from real CCD images of Hale-Bopp.

February 1997

March 1997

April 1997

 

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