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Monthly Archives: October 2021

new comet C/2021 T4 (LEMMON) on 11 oct.

  • 29/10/2021

after an object, newly listed on the PCCP, I observed this with a 0.61-m f/6.5 telescope from Telescope.Live in Chile, and could possibly be a comet because of a small elongated coma of 9 arcsec. … Read more

    • spectroscopic observation

spectroscopic observations on 28 oct.

  • 29/10/2021

during this clear night i could catch some spectra of following Be-stars: lam Eri, HD 196712, HD20017, FF Cam, AX Mon, PZ Gem. i couldn’t observe comets due huge problems with mount and CCD-camera.

    • spectroscopic observation

comet and spectroscopic observations on 27 oct.

  • 28/10/2021

after a very nice day without clouds an 17 degr. temperature, i could start early in hte evening with observations of comets and spectra of Be-stars. comets that could be observed are: 4P, 10P, 17P, … Read more

    • comets
    • spectroscopic observation

spectroscopic observation 24/25 oct.

  • 25/10/2021

after clouds where gone i could obtain a spectrum of PZ Gem for e short time of 40 min.

    • spectroscopic observation

comet and spectroscopic observations on 24 oct.

  • 25/10/2021

After a very beautiful sunny day, the trend continued for a clear night. I therefore observed both comets and could obtain spectra. Unfortunately around 1 am – local time – during the night, I had … Read more

    • comets
    • spectroscopic observation

spectroscopic observation on 23/24 oct.

  • 24/10/2021

during this clear night with disturbing moon, i could obtain a spectrum of PZ Gem for a student project of univ. of Amsterdam (Netherlands). exposure-time: 7 x 1200 sec.

    • spectroscopic observation

spectroscopic observations on 21 oct.

  • 22/10/2021

After a storm, clear skies came with occasional clouds. I was still able to record some spectra of some Be stars: 48 Per, V777 Cas, PZ Gem.

    • spectroscopic observation

comet observation on 20 oct.

  • 21/10/2021

With a remote 0.61-m f/6.5 telescope from Telescope.Live, comet 57P was observed. An outburst could be observed (sudden brightening of the comet).

    • comets
    • remote observations

spectroscopic observations on 17 oct.

  • 18/10/2021

After the clouds slowly disappeared in the late evening and we got a clear night with an almost full moon, I took some spectra for H-alpha detail in high resolution of the following stars: 18 … Read more

    • spectroscopic observation

spectroscopic observations on 16 oct.

  • 17/10/2021

During periods of clear sky, between the clouds, spectrum could be recorded from: PZ Gem, HD 205060, 59 Cyg.

    • spectroscopic observation
« Older Posts

Recent Posts

  • spectroscopic observations on 17 jan. 2023

    18/01/2023

  • new comets C/2022 W2 (ATLAS) and C/2022 W3 (LEONARD)

    11/01/2023

  • spectroscopic observations on jan. 2 2023

    03/01/2023

  • comet and spectroscopic observations on 26 dec.

    27/12/2022

  • spectroscopic observations on 15 dec.

    16/12/2022

Recent Comments

  • ingolftopf on comet and spectroscopic observations on 25 nov.
  • ingolftopf on comet and spectroscopic observations on 25 nov.
  • ingolftopf on comet and spectroscopic observations on 13 nov.
  • ingolftopf on comet and spectroscopic observations on 31 aug.
  • ingolftopf on spectroscopic observation on 7 aug.

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