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  Por | Pereyra, Antonio; Espinoza, M.; Tello, J.; Zevallos, M.; de Almeida, L.; Alvarado, D. (R. E. Rutledge, 2023-07-31)

  OAUNI photometry of SN 2023ijd 

  Photometry of Type II SN 2023ijd (TNSTR-2023-1092, TNSCR-2023-1112) was gathered with the OAUNI 51cm telescope (arXiv:1512.03104) at Huancayo Observatory, Peru. CCD imaging in R filter was performed on three consecutive nights under non-photometric conditions with airmasses lower than 1.8. The integration ...

  Palabras clave:
  • Optical
  • Supernovae
  • Transient

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  Por | Pereyra, Antonio; Tello, J.; Alvarado, D.; Torre, E.; Zevallos, M.; Espinoza, M. (R. E. Rutledge, 2023-08-23)

  OAUNI non-detection of AT 2023pow in R band 

  CCD imaging was performed of the NGC 1640 field using the OAUNI 51cm telescope at Huancayo Observatory, Peru, on 2023-08-19.310 (UT). No source is detected at the position of AT 2023pow (TNSTR-2023-1982) with limiting magnitude R ~ 18.5. This is consistent with the AT 2023pow report by T. Noguchi few ...

  Palabras clave:
  • Optical
  • Transient
  • http://purl.org/pe-repo/ocde/ford#1.03.08

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  Por | Pereyra, Antonio; Espinoza, M.; Tello, J.; Zevallos, M.; de Almeida, L.; Torre, E. (Instituto Geofísico del Perú, 2023-06-27)

  OAUNI photometry of SN 2023ixf 

  We report photometry of Type II SN 2023ixf gathered with the OAUNI 51cm telescope at Huancayo Observatory, Peru. CCD imaging in R filter was performed on two epochs under stable conditions (seeing ~1.7") and airmass lower than 2.5 (target with low altitude). Our integration times were 54x20s=1080s and ...

  Palabras clave:
  • Optical
  • Supernovae
  • Transient

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  Por | Pereyra, Antonio; Espinoza, M.; Tello, J.; Zevallos, M.; Alvarado, D.; de Almeida, L. (R. E. Rutledge, 2023-06-10)

  OAUNI photometry of SN 2023gfo 

  Multiband photometry of Type II SN 2023gfo on 2023-05-24 (UT) was gathered with the OAUNI 51cm telescope at Huancayo Observatory, Peru. CCD imaging using VRI filters was performed under non-photometric conditions (seeing ~1.8") and airmass lower than 1.6. Total integration times of (45x20s=900s) for ...

  Palabras clave:
  • Optical
  • Supernovae
  • Transient

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  Por | Pereyra, Antonio; Tello, J.; Zevallos, M.; de Almeida, L.; Espinoza, M.; Alvarado, D. (R. E. Rutledge, 2022-08-03)

  Follow-up OAUNI photometry of SN2022hrs 

  We report additional multiband photometry of Type Ia SN2022hrs (TNSTR-2022-994, TNSCR-2022-997, ATel #15378) on 2022-07-01 (UT) gathered with the OAUNI 51cm telescope (Pereyra et al. 2015; arXiv:1512.03104) at Huancayo Observatory, Peru. CCD imaging using BVRI filters was performed under non-photometric ...

  Palabras clave:
  • Optical
  • Supernovae
  • Transient

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  Por | Pereyra, Antonio; Tello, J.; Zevallos, M.; de Almeida, L.; Espinoza, M.; Alvarado, D. (R. E. Rutledge, 2022-07-24)

  OAUNI photometry of SN2022jli 

  Multiband photometry of Type Ic SN2022jli (TNSTR-2022-1198, TNSCR-2022-1261) on 2022-07-01 (UT) was gathered with the OAUNI 51cm telescope (arXiv:1512.03104) at Huancayo Observatory, Peru. CCD imaging using VRI filters was performed under non-photometric conditions (seeing ~2.3") and airmass lower ...

  Palabras clave:
  • Optical
  • Supernovae
  • Astronomy

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  Por | Pereyra, Antonio; Tello, J.; Zevallos, M.; de Almeida, L.; Espinoza, M.; Alvarado, D. (R. E. Rutledge, 2022-05-20)

  OAUNI confirmation of optical flickering from RS Oph 

  We report photometry post 2021 outburst of the recurrent nova RS Oph on 2022-05-02 (UT) gathered with the OAUNI 51cm telescope (Pereyra et al. 2015; arXiv:1512.03104) at Huancayo Observatory, Peru. CCD imaging was performed in B filter under non-photometric conditions (seeing ~1.8") and airmass ~1.1. ...

  Palabras clave:
  • Optical
  • Cataclysmic variable
  • Nova

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  Por | Pereyra, Antonio; Tello, J.; Zeballos, M.; de Almeida, L.; Espinoza, M.; Alvarado, D. (R. E. Rutledge, 2022-05-13)

  OAUNI multiband photometry of SN2022hrs 

  We report multiband photometry of Type Ia SN2022hrs (TNSTR-2022-994, TNSCR-2022- 997) on 2022-05-02 (UT) gathered with the OAUNI 51cm telescope (Pereyra et al. 2015; arXiv:1512.03104) at Huancayo Observatory, Peru. CCD imaging using BVRI filters was performed under non-photometric conditions (seeing ...

  Palabras clave:
  • Optical
  • Supernovae
  • Transient

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  Por | Villanueva, R.; Ricra, J.; Zegarra-Valles, M.; Baella, Nobar; Santivanez, J. (The Astronomer's Telegram, 2020-05-13)

  Astrometric observations of the Potentially Hazardous Asteroid (52768) 1998 OR2 near its maximum approach to earth 

  Our team presents astrometric measurements of the PHA (52768) 1998 OR2 obtained close to its maximum approach to Earth. The observations were made from Observatorio Planetario Moche, located in Trujillo, Peru (Long. 79 00 39.2 W, Lat. 08 06 47.9 S, Alt. 48 m), on April 23, 24, 25 and 29, 2020. It is ...

  Palabras clave:
  • Astrometry
  • Asteroids
  • Astronomy

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  Por | Ricra, J.; Zegarra-Valles, M.; Baella, Nobar; Villanueva, R. (The Astronomer's Telegram, 2019-08-08)

  Astrometric observations near the maximun approach of the Potencially Hazardous Asteroid (66391) 1999 KW4 

  Our team decided to collaborate with the campaign to observe the maximum approach of the PHA (66391) 1999 KW4, organized by the International Asteroid Warning Network (IAWN). The observations were made from CIEASEST, in the Universidad Nacional San Luis Gonzaga de Ica, Peru (Long. 75 44 12.5 W, Lat. ...

  Palabras clave:
  • Astrometry
  • Asteroids
  • Astronomy

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