Planetary nebula · Camelopardalis
IC 3568 Lemon slice Nebula
mag 10.624″ across
About
IC 3568, the Lemon slice Nebula, is a planetary nebula of magnitude 10.6 in Camelopardalis, about 24″ across.
How to find it
- IC 3568 is in the constellation Camelopardalis.
- Where on Earth: it is seen well, at least 10° up, from north of 3° N.
When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.
What you will see
- EyesNot visible to the naked eye.
- Binoculars (10×50)Too faint for binoculars.
- Telescope (6–8 inch)A faint round glow — a UHC or OIII filter makes it much easier.
For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.
Facts
| Designations | IC 3568, PK 123+34 1, PN G123.6+34.5, UGC 7731 |
|---|---|
| Type | Planetary nebula |
| Magnitude | 10.6The smaller the number, the brighter. |
| Apparent size | 24″the full Moon is 31′ across |
| Surface brightness | ≈ 17.2 mag/arcsec²Estimate from the magnitude and size, per square arcsecond. |
| Constellation | Camelopardalis |
| Right ascension (J2000) | 12h 33m 06.8s |
| Declination (J2000) | +82° 33′ 50″ |
Sources and credits
Catalog data: OpenNGC by Mattia Verga, CC BY-SA 4.0, and d3-celestial by Olaf Frohn, BSD 3-Clause. All data sources →