Talk:Stellar Classifications - Revision history

Dan: Dan moved page Talk:Stellar Classification to Talk:Stellar Classifications

2022-12-26T15:32:52Z

Dan moved page Talk:Stellar Classification to Talk:Stellar Classifications

← Older revision	Revision as of 08:32, 26 December 2022
(No difference)

Dan: Dan moved page Talk:Stellar classification to Talk:Stellar Classification

2022-12-26T15:32:37Z

Dan moved page Talk:Stellar classification to Talk:Stellar Classification

← Older revision	Revision as of 08:32, 26 December 2022
(No difference)

Dan: Blanked the page

2018-03-02T16:51:50Z

Blanked the page

← Older revision		Revision as of 09:51, 2 March 2018
Line 1:		Line 1:
	~~==Determining Orbital Durations (Years)==~~

	~~1. Determine '''base mass''':~~
	~~{\| align="center" border="2" style="background:#BDBDBD; text-align: center"~~
	~~\|+ '''Stellar Mass'''~~
	\|-
	~~\| '''Star Types''' \|\| '''Solar Masses'''~~
	\|-
	~~\| D (White dwarf) \|\| 0.36~~
	\|-
	~~\| B (Blue-white) \|\| 4.4~~
	\|-
	~~\| A (White) \|\| 2.1~~
	\|-
	~~\| F (Yellow-white) \|\| 1.3~~
	\|-
	~~\| G (Yellow) \|\| 0.94~~
	\|-
	~~\| K (Orange) \|\| 0.57~~
	\|-
	~~\| M (Red) \|\| 0.331~~
	\|}


	~~2) Add or subtract 1d10% from base mass for '''specific mass'''.~~

	~~3) Compute the orbital period using this formula: P = sqrt((D^3)/M), ''i.e.'', square root of D<sup>3</sup> divided by M, where:~~
	* P = period in standard years (to third decimal); also list (in parenthesis) standard days (converted as by multiplying years by 365.24, to single decimal).
	* D = Distance in AUs (as pre-determined by planetary surveys)
	* M = specific mass of star

Dan at 16:25, 2 March 2018

2018-03-02T16:25:53Z

← Older revision		Revision as of 09:25, 2 March 2018
Line 1:		Line 1:
	==Determining Orbital Durations (Years)==		==Determining Orbital Durations (Years)==

			1. Determine '''base mass''':
	{\| align="center" border="2" style="background:#BDBDBD; text-align: center"		{\| align="center" border="2" style="background:#BDBDBD; text-align: center"
	\|+ '''Stellar Mass'''		\|+ '''Stellar Mass'''
	~~\|+ '''All masses +/- 1d10%'''~~
	\|-		\|-
	\| '''Star Types''' \|\| '''Solar Masses'''		\| '''Star Types''' \|\| '''Solar Masses'''
Line 21:		Line 21:
	\| M (Red) \|\| 0.331		\| M (Red) \|\| 0.331
	\|}		\|}


			2) Add or subtract 1d10% from base mass for '''specific mass'''.

			3) Compute the orbital period using this formula: P = sqrt((D^3)/M), ''i.e.'', square root of D<sup>3</sup> divided by M, where:
			* P = period in standard years (to third decimal); also list (in parenthesis) standard days (converted as by multiplying years by 365.24, to single decimal).
			* D = Distance in AUs (as pre-determined by planetary surveys)
			* M = specific mass of star

Dan: Created page with "==Determining Orbital Durations (Years)== {| align="center" border="2" style="background:#BDBDBD; text-align: center" |+ '''Stellar Mass''' |+ '''All masses +/- 1d10%''' |-..."

2018-03-02T16:09:48Z

Created page with "==Determining Orbital Durations (Years)== {| align="center" border="2" style="background:#BDBDBD; text-align: center" |+ '''Stellar Mass''' |+ '''All masses +/- 1d10%''' |-..."

New page

==Determining Orbital Durations (Years)==

{| align="center" border="2" style="background:#BDBDBD; text-align: center"
|+ '''Stellar Mass'''
|+ '''All masses +/- 1d10%'''
|-
| '''Star Types''' || '''Solar Masses'''
|-
| D (White dwarf) || 0.36
|-
| B (Blue-white) || 4.4
|-
| A (White) || 2.1
|-
| F (Yellow-white) || 1.3
|-
| G (Yellow) || 0.94
|-
| K (Orange) || 0.57
|-
| M (Red) || 0.331
|}