Physical Research Laboratory (PRL)

Consider the following statements:

  1. Recently, a team of Indian scientists from the Physical Research Laboratory (PRL), Ahmedabad, has discovered a new exoplanet orbiting too close to an evolved (aging) star.
  2. The discovery was made using PRL Advanced Radial-velocity Abu-sky Search (PARAS) optical fiber-fed spectrograph, the first of its kind in India, on the 1.2 metre Telescope of PRL at its Mt. Abu Observatory (Rajasthan).
  3. The star, known as HD 82139 (as per the Henry Draper catalogue) and TOI 1789 (as per the TESS catalogue), has a mass 3 times that of our Sun.

Which of the above statement(s) is/are true?

1 and 2
2 and 3
1 and 3
All of the above