Talk:2009: Hertzsprung-Russell Diagram - Revision history

172.70.126.44 at 00:26, 25 May 2023

2023-05-25T00:26:13Z

172.69.59.111 at 00:24, 25 May 2023

2023-05-25T00:24:04Z

Kev at 15:28, 31 July 2022

2022-07-31T15:28:34Z

Nitpicking: surface area of an explosion?

2022-07-17T03:36:58Z

surface area of an explosion?

PotatoGod at 17:47, 18 October 2018

2018-10-18T17:47:28Z

PotatoGod at 17:46, 18 October 2018

2018-10-18T17:46:31Z

PotatoGod: Cake coming out of the ocean

2018-10-18T17:45:04Z

Cake coming out of the ocean

Redbelly98 at 23:02, 27 July 2018

2018-07-27T23:02:37Z

Redbelly98 at 21:41, 21 July 2018

2018-07-21T21:41:16Z

Redbelly98 at 00:44, 21 July 2018

2018-07-21T00:44:34Z

← Older revision		Revision as of 00:26, 25 May 2023
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	Coming in late, but I notice that exactly one of these items has its '''core''' temperature listed, the hydrogen bomb explosion. The core of a supergiant star is as hot as anything can get while still being normal matter. [[User:Nitpicking\|Nitpicking]] ([[User talk:Nitpicking\|talk]]) 03:36, 17 July 2022 (UTC)		Coming in late, but I notice that exactly one of these items has its '''core''' temperature listed, the hydrogen bomb explosion. The core of a supergiant star is as hot as anything can get while still being normal matter. [[User:Nitpicking\|Nitpicking]] ([[User talk:Nitpicking\|talk]]) 03:36, 17 July 2022 (UTC)

−	Should I change the units to SI (eg. 1.6*10^31 watts becomes 16 YW)?	+	Should I change the units to SI (eg. 1.6*10^31 watts becomes 16 QW)? [[Special:Contributions/172.70.126.44\|172.70.126.44]] 00:26, 25 May 2023 (UTC)

← Older revision		Revision as of 00:24, 25 May 2023
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	Coming in late, but I notice that exactly one of these items has its '''core''' temperature listed, the hydrogen bomb explosion. The core of a supergiant star is as hot as anything can get while still being normal matter. [[User:Nitpicking\|Nitpicking]] ([[User talk:Nitpicking\|talk]]) 03:36, 17 July 2022 (UTC)		Coming in late, but I notice that exactly one of these items has its '''core''' temperature listed, the hydrogen bomb explosion. The core of a supergiant star is as hot as anything can get while still being normal matter. [[User:Nitpicking\|Nitpicking]] ([[User talk:Nitpicking\|talk]]) 03:36, 17 July 2022 (UTC)
		+
		+	Should I change the units to SI (eg. 1.6*10^31 watts becomes 16 YW)?

@@ Line 4: / Line 4: @@
 :: Now the real question is, Why isn't lava cake included on the diagram?!?! [[User:Veleek|Veleek]] ([[User talk:Veleek|talk]]) 23:54, 20 June 2018 (UTC)
 ::: It would be to the left and below the astronomer.  While it is hotter (at least when it comes out of the oven), the cake is a better insulator than the human, so doesn't dump as much heat, even though it is hotter. [[User:Nutster|Nutster]] ([[User talk:Nutster|talk]]) 13:15, 22 June 2018 (UTC)
 :::: Continuing the chain of humorous misreadings, I initially read your post as saying that lava cake is “hotter (at least when it comes out of the '''ocean''')”, which brought to mind a rather funny picture of a random chocolate cake just rising out of the ocean among waves, freshly warm (and violently steaming) from some bizarre chemical reaction with the seawater! [[User:PotatoGod|PotatoGod]] ([[User talk:PotatoGod|talk]]) 17:45, 18 October 2018 (UTC)
 :This is the best misreading that I've seen in a while! [[User:Quantum7|Quantum7]] ([[User talk:Quantum7|talk]]) 07:56, 21 June 2018 (UTC)

← Older revision		Revision as of 03:36, 17 July 2022
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	:[[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 21:41, 21 July 2018 (UTC)		:[[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 21:41, 21 July 2018 (UTC)
	Among other edits, I added a description for the nuclear fireball: "The glowing, rising mass of air that appears just after a nuclear bomb is detonated." Not sure how strictly accurate that is, so feel free to edit. [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 23:02, 27 July 2018 (UTC)		Among other edits, I added a description for the nuclear fireball: "The glowing, rising mass of air that appears just after a nuclear bomb is detonated." Not sure how strictly accurate that is, so feel free to edit. [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 23:02, 27 July 2018 (UTC)
		+
		+	Coming in late, but I notice that exactly one of these items has its '''core''' temperature listed, the hydrogen bomb explosion. The core of a supergiant star is as hot as anything can get while still being normal matter. [[User:Nitpicking\|Nitpicking]] ([[User talk:Nitpicking\|talk]]) 03:36, 17 July 2022 (UTC)

@@ Line 4: / Line 4: @@
 :: Now the real question is, Why isn't lava cake included on the diagram?!?! [[User:Veleek|Veleek]] ([[User talk:Veleek|talk]]) 23:54, 20 June 2018 (UTC)
 ::: It would be to the left and below the astronomer.  While it is hotter (at least when it comes out of the oven), the cake is a better insulator than the human, so doesn't dump as much heat, even though it is hotter. [[User:Nutster|Nutster]] ([[User talk:Nutster|talk]]) 13:15, 22 June 2018 (UTC)
-:::: Continuing the chain of humorous misreadings, I initially read your post as saying that lava cake is “hotter (at least when it comes out of the '''ocean''')”, which brought to mind a rather funny picture of a random chocolate cake just rising out of the ocean among waves, freshly warm (probably steaming) from some bizarre chemical reaction with the seawater! [[User:PotatoGod|PotatoGod]] ([[User talk:PotatoGod|talk]]) 17:45, 18 October 2018 (UTC)
+:::: Continuing the chain of humorous misreadings, I initially read your post as saying that lava cake is “hotter (at least when it comes out of the '''ocean''')”, which brought to mind a rather funny picture of a random chocolate cake just rising out of the ocean among waves, freshly warm (and violently steaming) from some bizarre chemical reaction with the seawater! [[User:PotatoGod|PotatoGod]] ([[User talk:PotatoGod|talk]]) 17:45, 18 October 2018 (UTC)
 :This is the best misreading that I've seen in a while! [[User:Quantum7|Quantum7]] ([[User talk:Quantum7|talk]]) 07:56, 21 June 2018 (UTC)

← Older revision		Revision as of 23:02, 27 July 2018
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	:3. Added entries for the different star classifications (plus brown dwarfs) that appear in the chart. I put these descriptions AFTER the named stars -- not sure if that's the best place for them though.		:3. Added entries for the different star classifications (plus brown dwarfs) that appear in the chart. I put these descriptions AFTER the named stars -- not sure if that's the best place for them though.
	:[[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 21:41, 21 July 2018 (UTC)		:[[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 21:41, 21 July 2018 (UTC)
		+	Among other edits, I added a description for the nuclear fireball: "The glowing, rising mass of air that appears just after a nuclear bomb is detonated." Not sure how strictly accurate that is, so feel free to edit. [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 23:02, 27 July 2018 (UTC)

← Older revision		Revision as of 21:41, 21 July 2018
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	I added some info on the four stars to the table. When I have time I'll try adding something on the main sequence and other star designations, but can't promise when I'll get to it. -- [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 00:44, 21 July 2018 (UTC)		I added some info on the four stars to the table. When I have time I'll try adding something on the main sequence and other star designations, but can't promise when I'll get to it. -- [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 00:44, 21 July 2018 (UTC)
		+	:1. FYI, the star descriptions I added earlier are primarily comparisons to our sun.
		+	:2. Added description of HD 189733 b, primarily a comparison to Jupiter.
		+	:3. Added entries for the different star classifications (plus brown dwarfs) that appear in the chart. I put these descriptions AFTER the named stars -- not sure if that's the best place for them though.
		+	:[[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 21:41, 21 July 2018 (UTC)

← Older revision		Revision as of 00:44, 21 July 2018
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	;It's possible that the title text refers to the overall temperature of the chart, in which case if you had a big enough screen, the chart would show temperatures lower than the chart itself is at.[[Special:Contributions/173.245.52.133\|173.245.52.133]] 19:00, 26 June 2018 (UTC)		;It's possible that the title text refers to the overall temperature of the chart, in which case if you had a big enough screen, the chart would show temperatures lower than the chart itself is at.[[Special:Contributions/173.245.52.133\|173.245.52.133]] 19:00, 26 June 2018 (UTC)
		+
		+	I added some info on the four stars to the table. When I have time I'll try adding something on the main sequence and other star designations, but can't promise when I'll get to it. -- [[User:Redbelly98\|Redbelly98]] ([[User talk:Redbelly98\|talk]]) 00:44, 21 July 2018 (UTC)