Open: Thursday, 7 December 2023, 1731 MST Temperature: 73°F

Session: 1933 Conditions: Mostly clear

Equipment:
12" f/8 LX600 w/StarLock
2" 24mm UWA eyepiece

Camera:
iPhone 15 Pro Max

1739 MST: LX600 ON, StarLock OFF, High Precision OFF.

Viewed Mercury, very low in the southwestern sky and behind a tree, 102X. Viewed Jupiter and the four Galilean Moons, 102X. Viewed Saturn and its moon Titan, 102X.

1748 MST: Relaxed on the observatory patio bench. Jupiter is at the upper right in this photo.

1805 MST: iPhone 15 Pro Max photo of the Summer Triangle and the International Space Station (ISS). The photo was taken using the iOS Camera app (Night Mode, 10 seconds, 2X lens).

1810 MST: Back inside the observatory.

1812 MST: High Precision ON.

Slewed to first Barnard Object (dark nebula) to be observed this session and waited for the sky to get darker.

1830 MST: Began observing Barnard Objects, 102X. Viewed B369, B175, B174, B173, B172, and B171. As with many Barnard Objects, I could not positively identify all these dark nebulae.

1848 MST: Began some more iPhone 15 Pro Max sky astrophotography. iPhone photo of the Summer Triangle and the Milky Way (Night Mode, 10 seconds, 1.5X lens).

iPhone photo of Cassiopeia (upper left), the Double Cluster (center), and Perseus (lower right), taken with the iPhone (Night Mode, 3 seconds, 2X lens and 5X lens).

The Andromeda Galaxy (M31) and the Triangulum Galaxy (M33), taken with the iPhone 15 Pro Max (Night Mode, 10 seconds, 2X lens).

Mouseover or tap on image for labels

Viewed the Double Cluster, 102X.

1904 MST: LX600 OFF.

1916 MST: Took a Sky Quality reading and reported the result to Globe at Night.

Close: Thursday, 7 December 2023, 1920 MST Temperature: 56°F

Session Length: 1h 49m Conditions: Clear, SQM 20.87

---

Comments are welcome using Email. Please read the Email Etiquette guidance.

---

Previous report

Cassiopeia Observatory Home Page