Paper-and-pencil cosmological calculator
@article{Pilipenko2013PaperandpencilCC,
title={Paper-and-pencil cosmological calculator},
author={Sergey V. Pilipenko},
journal={arXiv: Cosmology and Nongalactic Astrophysics},
year={2013}
}The paper-and-pencil calculator is a cosmological nomogram which allows to find relations between redshift, distance, age of the Universe, physical and angular sizes, luminosity and apparent magnitude for the standard cosmological model with parameters from the Planck mission.
11 Citations
Excessive extrapolations in cosmology
- PhysicsGravitation and Cosmology
- 2016
The current standard cosmological model is based on the normalized Friedmann equation 1 = ΩM +ΩΛ +ΩK, where ΩM is the mass density of dark and baryonic matter, ΩΛ the vacuum energy density, and ΩK is…
Excessive extrapolations in cosmology
- Physics
- 2016
The current standard cosmological model is based on the normalized Friedmann equation 1 = ΩM +ΩΛ +ΩK, where ΩM is the mass density of dark and baryonic matter, ΩΛ the vacuum energy density, and ΩK is…
Manifestations of dark energy in the solar system
- Physics
- 2015
We give more than 10 examples based on astronomical observations showing that dark energy acts not only on large scales but also on small scales. In particular, we present several independent…
Manifestations of dark energy in the solar system
- PhysicsGravitation and Cosmology
- 2015
We give more than 10 examples based on astronomical observations showing that dark energy acts not only on large scales but also on small scales. In particular, we present several independent…
A CRITIQUE OF THE STANDARD COSMOLOGICAL MODEL
- Physics
- 2014
According to the standard cosmological model, 27 % of the Universe consists of some mysterious dark matter, 68 % consists of even more mysterious dark energy, whereas only less than 5 % corresponds…
THE SPEEDS AND ACCELERATIONS OF THE GALAXIES MOVEMENTS ACCORDING TO REDSHIFT MEASUREMENTS
- Physics
- 2017
The theoretical presumptions and some experimental calculations to analyse the speeds of the galaxies movements according to redshift measurements applying the Doppler effect are presented. The speed…
Search for New Physics with Atoms and Molecules
- Physics, Education
- 2018
Advances in atomic physics, such as cooling and trapping of atoms and molecules and developments in frequency metrology, have added orders of magnitude to the precision of atom-based clocks and…
Pokroky matematiky, fyziky a astronomie
- 2012
While the Science Olympiads have a long tradition, the new competition of the 21st century European Union Science Olympiad (EUSO) has not even reached ten years. Annually young people aged around 16…
Teste cosmológico com idade de galáxias velhas
- Physics
- 2018
Neste trabalho de conclusao de curso, fizemos uma revisao da literatura a respeito da cosmologia
relativistica, bem como da Teoria do Big Bang, apresentando e discutindo brevemente os pilares …