About J1646-2142
J1646-2142 is a rare pulsar. It spins once every 5.853 ms, has a dispersion measure of 29.72 pc cm⁻³ and carries a surface magnetic field around 223,511,995 G.
It whirls around 171 times every second.
Rare pulsar 42 EP
J1646-2142
RA 251.5776° · Dec -21.7007° · pulsar
Score breakdown
· 2 badgesRare 46 pts → Epic
- Pulsar +22
- Millisecond pulsar +20
Total score 42
4 more points to reach Epic.
Badges
- Pulsar · +22
- Millisecond pulsar · +20
Trivia
By the numbers
- Spin. It whirls around 171 times every second.
- Density. A sugar-cube of its core would weigh about a billion tonnes.
Properties
- bsurf
- 223511994.6
- dm
- 29.723
- name
- J1646-2142
- period ms
- 5.8531
How to see it
Like any astronomical target, J1646-2142 is best seen from a dark site away from city lights, and when it is above the horizon depends on your latitude and the time of year. The visibility panel above works out tonight's viewing window for your saved location.
Why J1646-2142 is a rare pulsar
J1646-2142 scores 42 points on Spacedle's rarity scale, which places it in the rare tier. Another 4 points would lift it into a rarer tier.
That score comes from 2 science badges — Pulsar and Millisecond pulsar — each earned for a real, measurable property of the object. Rarity on Spacedle is never random: the more remarkable an object's astrophysics, the more badges it collects, the higher it scores, and the rarer it ranks.