NexStar 50 Club Observation Log

NexStar 50 Lunar Club Observation Log

Name: Dr Terry Medcalfe

NexStar Telescope Model(s): NexStar 6SE and CPC 925

Procedure: Photographs taken through the eyepiece using a Canon Power Shot S40 digital camera or a Canon EOS 20D DSLR camera. Confirmation and identification obtained using LunarPhase Pro or Virtual Moon Atlas Software. Images processed, if necessary, using Picasa2.

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Object: 1 - Albategnius... Crater

Date Observed: 15th January 2008. Time: 20.30 Hours.

Temperature: 15⁰C. Wind: 11Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Celestron Axiom 8 mm.

Comments:

Oval Callout: Albategnius

Excellent views and shows rim broken by Klein crater.

Object: 2 - Alpine Valley... Valley

Date Observed: 15^th January 2008. Time: 20.35 Hours.

Temperature: 15⁰C. Wind: 11Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17 mm.

Comments:

Oval Callout: Alpine Valley

Close to the Terminator and at the foot of the alps.

Object: 3 - Alps... Mtn Range

Date Observed: 15^th January 2008. Time: 20.35 Hours.

Temperature: 15⁰C. Wind: 11 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17 mm.

Comments:

Oval Callout: Alps

Close to the Terminator in the north.

Object: 4 - Rupes Altai... Fault

Date Observed: 10^th May 2008. Time: 22.30 Hours.

Temperature: 16⁰C. Wind: 11 Kph. Seeing conditions: moderate cloud.

Transparency: partially clear.

Eyepiece: 1¼" Plössl 17 mm. Telescope: NexStar 6SE.

Oval Callout: Rupes Altari Comments:

An abrupt cliff. SCARP; Slope separating two neighbouring areas with different RELATIVE Altitudes.

Object: 5 - Apennines... Mtn Range

Date Observed: 14^th February 2008. Time: 22.00 Hours.

Temperature: 16⁰C. Wind: zero. Seeing conditions: no cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Apennines…Mtn. Range $C:\Users\Terry\My Pictures\Moon 14 t 2008-02-14\IMG_0862.JPG$

Object: 6 - Archimedes... Crater

Date Observed: 15^th January 2008. Time: 20.40 Hours.

Temperature: 15⁰C. Wind: 11 Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼”Plőssl 17 mm.

Comments:

Oval Callout: Archimedes $C:\Users\Terry\My Pictures\Moon 14 t 2008-02-14\IMG_0862.JPG$

Circular formation with steep slopes.

On the Terminator, south of the Alpine Valley and the Alps.

Object: 7 - Aristarchus... Crate

Date Observed: 19^th January 2008. Time: 22.05 Hours.

Temperature: 18⁰C. Wind: 9 Kph. Seeing conditions: no cloud.

Transparency: clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Aristarchus

Circular formation visible during Earthshine.

Object: 8 - Bailly... Crater

Date Observed: 17^th May 2008. Time: 22.46 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Moon Orion 25%T. Transparency: very clear.

Comments:

Circular formation little differentiated.

Object: 9 - Billy... Crater

Date Observed: 19th January 2008. Time: 22.05 Hours.

Temperature: 18⁰C. Wind: 9 Kph. Seeing conditions: no cloud.

Transparency: clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 17mm.

Comments:

$C:\Users\Terry\My Pictures\Moon & Saturn 19th January 2008 2008-01-19\IMG_0011.JPG$

Circular formation forming an interesting couple with Hansteen.

Object: 10 - Cassini... Crater

Date Observed: 15^th January 2008. Time: 20.35 Hours.

Temperature: 15⁰C. Wind: 11 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Oval Callout: Cassini Comments:

Circular formation. South of the Alps.

Object: 11 - Clavius... Crater

Date Observed: 15^th May 2008. Time: 22.28 Hours.

Temperature: 19⁰C. Wind: 1Kph. Seeing conditions: moderate to no cloud.

Transparency: very clear.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Comments:

Damaged circular formation.

Object: 12 - Copernicus... Crater

Date Observed: 17^th January 2008. Time: 21.45 Hours.

Temperature: 15⁰C. Wind: 7 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Copernicus

Large bright crater.

Object: 13 - Dionysius... Crater

Date Observed: 11^th April 2008. Time: 22.05 Hours.

Temperature: 15⁰C. Wind: 9 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼" Plössl 17mm.

Comments:

Oval Callout: Dionysius

Bright and circular formation.

Object: 14 - Euclides (Euclid)... Crater

Date Observed: 15^th May 2008. Time: 22.20 Hours.

Temperature: 19⁰C. Wind: 1 Kph. Seeing conditions: moderate to no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm. Transparency: very clear.

Comments:

Circular formation with bowl shape and with bright ejecta.

Object: 16 - Gassendi... Crater

Date Observed: 19^th January 2008. Time: 22.05 Hours.

Temperature: 18⁰C. Wind: 9 Kph. Seeing conditions: no cloud.

Transparency: clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Gassendi $C:\Users\Terry\My Pictures\Moon & Saturn 19th January 2008 2008-01-19\IMG_0011.JPG$

Circular formation situated on the North bank of Mare Humorum.

Object: 18 - Grimaldi... Crater

Date Observed: 17^th May 2008. Time: 22.50 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear.

Comments:

Oval Callout: Grimaldi

Very dark circular formation resembling a sea.

Object: 20 - Hercules... Crater

Date Observed: 11^thApril 2008. Time 22.10 Hours.

Temperature: 15⁰C. Wind: 9 Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼" Plössl 17 mm.

Comments:

Oval Callout: Hercules

Circular formation. Forms a remarkable couple with Atlas.

Object: 21 - John Herschel... Crater

Date Observed: 15^th May 2008. Time: 22.17 Hours.

Temperature: 19⁰C. Wind: 1 Kph. Seeing conditions: moderate to no cloud.

Transparency: very clear.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Comments:

Oval Callout: Herschel

Young circular formation situated on the North slope of Ptolemaeus.

Object: 23 - Kepler... Crater

Date Observed: 19^th January 2008. Time: 22.05 Hours.

Temperature: 18⁰C. Wind: 9 Kph. Seeing conditions: no cloud.

Transparency: clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Kepler

Isolated circular formation.

Object: 24 - Linne... Crater

Date Observed: 15^th May 2008. Time: 22.27 Hours.

Temperature: 19⁰C. Wind: 1 Kph. Seeing conditions: moderate to no clouds.

Transparency: very clear.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Comments:

Circular formation isolated with bowl shape and surrounded by clear materials.

Object: 25 - Manilius... Crater

Date Observed: 14^th February 2008. Time 22.00 Hours.

Temperature: 16⁰C. Wind: zero. Seeing conditions: no cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Manilius $C:\Users\Terry\My Pictures\Moon 14 t 2008-02-14\IMG_0862.JPG$

Bright and isolated circular formation.

Object: 27 - Menelaus... Crater

Date Observed: 11^th April 2008. Time: 22.00 Hours.

Temperature: 15⁰C. Wind: 9 Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼" Plössl 17 mm.

Comments:

Circular formation situated on the South bank of Mare Serenitatis.

Object: 28 - Messier A... Crater

Date Observed: 17^th May 2008. Time: 22.49 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear.

Comments:

Oval Callout: Messier A

Forms a remarkable couple with Messier.

Object: 30 - Piccolomini... Crater

Date Observed: 11^th February 2008. Time: 20.00 Hours.

Temperature: 16⁰C. Wind: 0.3 Kph. Seeing conditions: Moderate cloud.

Transparency: partly clear.

Telescope: CPC 925. Eyepiece: 1¼“ Plőssl 17mm with x2 Televue Barlow.

Comments:

Oval Callout: Piccolomini $C:\Users\Terry\My Pictures\Moon using EOS 20D 11th February 2008 2008-02-11\IMG_0822.JPG$

Circular formation.

Object: 31 - Pico... Mountain

Date Observed: 15^th May 2008. Time: 22.07 Hours.

Temperature: 19⁰C. Wind: 1 Kph. Seeing conditions: moderate to no cloud.

Transparency: very clear.

Telescope: CPC 924. Eyepiece: 1¼" Elux Plössl 40 mm.

Comments:

Oval Callout: Pico Mountain

Orientated South-East North-West Mountain.

Object: 32 - Plato... Crater

Date Observed: 17^th January 2008. Time: 21.45 Hours.

Temperature: 15⁰C. Wind: 7 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Plato

Next to the Alps, on the edge of Mare Imbrium and north of Archimedes.

Object: 33 - Plinius (Pliny)... Crater

Date Observed: 11^th April 2008. Time: 22.10 Hours.

Temperature: 15⁰C. Wind: 9 Kph. Seeing conditions: little cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼" Plössl 17 mm.

Comments:

Isolated circular formation.

Object: 34 - Posidonius... Crater

Date Observed: 12^th March 2008. Time: 22.00 Hours.

Temperature: 15⁰C. Wind: 8 Kph. Seeing conditions: some cloud.

Transparency: partly cloudy.

Telescope: CPC 925. Eyepiece: 1¼” 32mm Plőssl.

Comments:

Walled plain.

Object: 35 - Proclus... Crater

Date Observed: 17^th May 2008. Time: 22.48 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear.

Comments:

Pentagonal shaped formation.

Object: 37 - Pythagoras... Crater

Date Observed: 17^th May 2008. Time: 22.47 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing condition: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion 25%T Moon. Transparency: very clear.

Comments:

Circular formation. Very high walls.

Object: 38 - Pytheas... Crater

Date Observed: 15^th May 2008. Time: 22.28 Hours.

Temperature: 19⁰C. Wind 1 Kph. Seeing conditions: moderate to no cloud.

Transparency: very clear.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Comments:

Oval Callout: Pytheas

Bright and isolated formation.

Object: 39 - Reiner Gamma... Discolor

Date Observed: 17th May 2008. Time: 22.50 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear.

Comments:

Formation composed of a deposit of very clear materials in form of a kite.

Object: 40 - Reinhold... Crater

Date Observed: 17^th January 2008. Time: 21.45 Hours.

Temperature: 15⁰C. Wind: 7 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Reinhold

Smaller crater south of Copernicus and close to the terminator.

Object: 42 - Rupes Cauchy... Fault

Date Observed: 17^th May 2008. Time: 22.48 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear

Comments:

Oval Callout: Cauchy D

Rectilinear South-East North-West orientated fault.

Object: 43 - Rupes Recta... Fault

Date Observed: 13^th May 2008. Time: 23.00 Hours.

Temperature: 18⁰C. Wind: 5 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: CPC 925. Eyepiece: NexImage [30 sec. capture video. 5 f/sec. RegiStax 4]

Comments:

Oval Callout: Rupes Recta

Rectilinear fault situated on the East bank of Mare Nubium.

Object: 44 - Schiller... Crater

Date Observed: 17^th May 2008. Time: 22.50 Hours.

Temperature: 17⁰C. Wind: 8 Kph. Seeing conditions: no cloud.

Telescope: CPC 925. Eyepiece: 1¼" Elux Plössl 40 mm.

Filter: Orion Moon 25% T. Transparency: very clear.

Comments:

Oval Callout: Schiller

Very lengthened and South- East North-West orientated formation.

Object: 46 - Theophilus... Crater

Date Observed: 13^th January 2008. Time: 19.15 Hours.

Temperature: 14⁰C. Wind: 4 Kph. Seeing conditions: slight cloud.

Transparency: clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 17mm.

Comments:

Oval Callout: Theophilus

Circular formation forming a remarkable trio with Cyrillus and Catharina.

Object: 47 - Timocharis... Crater

Date Observed: 16^th March 2008. Time: 19.45 Hours.

Temperature: 24⁰C. Wind: 9 Kph. Seeing conditions: little cloud.

Transparency: partly clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 32mm.

Comments:

Archimedes

Plato

Oval Callout: Timocharis

Isolated circular formation.

Object: 48 - Tycho... Crater

Date Observed: 16^th March 2008. Time: 19.45 Hours.

Temperature: 24⁰C. Wind: 9 Kph. Seeing conditions: little cloud.

Transparency: partly clear.

Telescope: CPC 925. Eyepiece: 1¼” Plőssl 32mm.

Comments:

Oval Callout: Tycho

Very young circular formation.

Object: 50 - Wargentin... Crater

Date Observed: 19^th March 2008. Time: 21.30 Hours.

Temperature: 16⁰C. Wind: 2 Kph. Seeing conditions: slight cloud.

Transparency: partly clear.

Telescope: NexStar 6SE. Eyepiece: 1¼” Plőssl 32mm

Comments:

Oval Callout: Wargentin

Phocylides

Schickard

Heightened circular formation forming an interesting trio with Nasmyth and Phocylides.