Posts Categorized: Supernovae

GRB 090424 observed at Taurus Hill Observatory.

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The GRB 090424 was succesfully observed at Taurus Hill Observatory  24./25.4.2009. The results of this observation was published in the NASA GCN circular number 9246 (by Markku Nissinen and Veli-Pekka Hentunen). Link to the circular: GCN 9246 Observers: Markku Nissinen and Veli-Pekka Hentunen.

Supernova SN 2009bw has got dimmer.

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The supernova SN 2009bw that was discovered at THO is getting dimmer. At the moment of the photographing (22/23.4.2009) it had a brightness of 15,0R magnitudes. Observers: Markku Nissinen and Esa Heikkinen.

GRB 090418B was too dim to be observed.

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Taurus Hill Observatory research team members Markku Nissinen and Veli-Pekka Hentunen observed the afterglow of the GRB 090418B with the Global-rent-a-scope GRAS002 Tak Mewlon 0,3 meter telescope that is located in the New Mexico. Markku And Veli-Pekka used 600 sec. unfiltered exposure times. The pictures were taken about 19 hours after the detection of the GRB 19.4.2009 klo […]

Supernova SN 2009bw is getting dimmer and dimmer.

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The supernova SN 2009bw that was discovered at Taurus Hill Observatory 14th of April is getting dimmer and dimmer according the latest measurements. Observer: Markku Nissinen.     According the measurements made (so far) at Taurus Hill Observatory, the following light curve was produced.

Supernova SN 2009N monitored at Taurus Hill Observatory.

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Supernova SN 2009N is one of the supernovae that Taurus Hill Observatory monitors. The research team measures the brightness of the supernova regularly with the photometric R -filter. The results are posted to the Italian astronomers. The brightness of the SN 2009N changes very slowly and it is type IIP supernova. The brightness of the SN […]

SN 2009bw has achieved the maximum brightness.

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The supernova SN 2009bw that was discovered 27.3.2009 at Taurus Hill Onservatory has brightened up since the discovery. 1.4. it had a brightness of 14.7R measured with the photometric R -filter. It is assumed that this is the maximum brightness for this supernova. SN 2009bw has been researched carefully with e.g. Swift -satellite. One research reslut […]

Supernova SN 2009bw discovered at Taurus Hill Observatory.

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Taurus Hill Observatory research team managed to discover a supernova SN 2009bw 27/28.3.2009. This is the seventh supernova that has been discovered at THO. This time the supernova was discovered from the galaxy UGC 2890. The discovery was published in the Central Bureau of Astronomical Telegrams circular CBET 1743. The discoverers of the SN 2009bw were […]

Hentunen and Nissinen as one of the discoverers of the supernova SN 2009bt.

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Taurus Hill Observatory research team members Veli-Pekka Hentunen and Markku Nissinen were successful when they discovered supernova SN 2009bt with Cortini, Jacques and Pimentel 24.3.2009. Hentunen and Nissinen were the first ones who measured the correct location of the SN 2009bt. This supernova is the first one that has been discovered with the THO Celestron C14 -telescope. […]