## Search found 4 matches

April 23rd, 2018, 6:07 pm
Forum: 2018 Study Events
Topic: Astronomy C
Replies: 202
Views: 26749

### Re: Astronomy C

Okay so, I keep trying the equation for the total mass, and I keep getting 2.4... which is ~not~ the answer... so hehe if it wouldn't be too much, could you maybe walk me through it? I feel like such a child asking this, but I am a literal child I'm getting a total mass of 38.5 solar masses. a = \f...
April 23rd, 2018, 1:42 pm
Forum: 2018 Study Events
Topic: Astronomy C
Replies: 202
Views: 26749

### Re: Astronomy C

Okay I have more questions! Hehe :D Anyway so say you had a problem like this: Consider the following velocity curve for a binary star system for the questions. Positive velocities are radially away from the observer. The stars in the system are separated by 2.17E10 m and the observer is in the pla...
April 22nd, 2018, 3:19 pm
Forum: 2018 Study Events
Topic: Astronomy C
Replies: 202
Views: 26749

### Re: Astronomy C

Okay I have more questions! Hehe :D Anyway so say you had a problem like this: Consider the following velocity curve for a binary star system for the questions. Positive velocities are radially away from the observer. The stars in the system are separated by 2.17E10 m and the observer is in the plan...
April 21st, 2018, 7:33 pm
Forum: 2018 Study Events
Topic: Astronomy C
Replies: 202
Views: 26749

### Re: Astronomy C

I need help! This may be late but i'm a little (a lot) confused about this and my competition is on Friday :oops: Here's an example problem: A particular star has a parallax of 37.4 milliarcseconds and a proper motion of 173 milliarcseconds/year. Its peak wavelength is 415 nm, its apparent magnitude...