Is there a difference between annual, stellar and trigonometric parallax.
Which one is 2p and which one is p. Some places say that they are all p, while other sources say trigonometric parallax is half of the annual parralax.
thank you.
Which one is 2p and which one is p. Some places say that they are all p, while other sources say trigonometric parallax is half of the annual parralax.
thank you.