Web31 ago 2011 · Ha una massa pari a tre volte e mezzo quella della Terra, il pianeta esterno al Sistema Solare che e’ tra i piu’ probabili candidati per ospitare la vita. Si chiama HD 85512 b e lo ha ... WebHD 85512 HD 85512 b Radial Velocity 2011 Pepe et al. 2011 : Confirmed Planet HD 85512 Stellar Parameters (11 Solutions) + − RA 09h51m07.71s Dec -43d30m17.34s …

HD 85512 b - Mission Backup Earth

The planet orbits a star named HD 85512. The star has a mass of 0.69 M ☉ and a radius of around 0.53 R ☉. It has a surface temperature of 4715 K and is 5.61 billion years old. In comparison, the Sun is about 4.6 billion years old and has a surface temperature of 5778 K. Visualizza altro HD 85512 b is a currently-disputed exoplanet orbiting HD 85512, a K-type main-sequence star approximately 37 light-years from Earth in the constellation of Vela. Due to its mass of at least 3.6 times the mass of … Visualizza altro Models generated by Pepe et al (2011) suggest that for the temperature to be below 270 K (-3.15 °C), for a circular orbit, the planetary albedo should be 0.48 ± 0.05 and for an … Visualizza altro Reaching this planet at the current record spacecraft speed, the Helios Probes' 247,517 kilometres per hour (153,800 mph), would take 156,971 years. Visualizza altro • A Habitable Planet around HD 85512 Visualizza altro Mass, radius and temperature The planet has a minimum Earth mass of 3.6 ± 0.5, minimum surface gravity of about 1.4 g and assuming an atmosphere like Earth's … Visualizza altro HD 85512 b was discovered by scientists at University of Geneva, Switzerland, led by Swiss astronomer Stéphane Udry of the Guaranteed Time Observations (GTO) program of High Accuracy Radial velocity Planet Searcher (HARPS), a high-precision Visualizza altro • Astronomy portal • Space portal • Carbon planet • Circumstellar habitable zone • Earth analog • Gliese 581 d Visualizza altro Web31 ago 2011 · Ha una massa pari a tre volte e mezzo quella della Terra, il pianeta esterno al Sistema Solare che e’ tra i piu’ probabili candidati per ospitare la vita. Si chiama HD … pt koito

Scoperto un pianeta destinato ad ospitare la vita

WebHD 85512 b; Extrasolar planet: List of extrasolar planets: Artist’s impression of the planet HD 85512b. Parent star; Star: HD 85512: Constellation: Vela: Right ascension (α) 09 h … WebEarth minimum mass around the star HD 85512 (Pepe et al. 2011). HD 85512 is a K5V star with 0.126 ± 0.008 solar luminosity, 0.69 solar mass and an effecitve temperature, T eff, of 4715 ± 102. HD 85512 b orbits its star in 58.43 ±0.13 days at 0.26 ± 0.005 AU with an eccentricity of 0.11 ± 0.1, which places it WebEnglish: Plot of the orbit of HD 85512 b compared to the star's habitable zone Orbit data taken from Pepe et al. (2011), arXiv:1108.3447v1 [astro-ph.EP] "The HARPS search for Earth-like planets in the habitable zone: I – Very low-mass planets around HD20794, HD85512 and HD192310". The configuration is given in Table 5. Uncertainties in the … pt kokatto