List of observations at the Remeis observatory

This page should contain an overview which objects have been observed, when and by whom and show some of our best results. Please refer to Remeis observation guide to learn more about the cameras and how to use them.

For the pages of the indivudal objects please use this prototype by copy and pasting it.

Solar system objects

Name	Mag.	Distance (AU)	Mass (kg)	Eq. radius (km)	Size	Notes
Moon	(-2.5) -- (-12.9)	0.0024 -- 0.0027	7.3477 * 1e+22	1738.14	29.3′ -- 34.1′
Jupiter	(-1.6) -- (-2.94)	3.934 -- 6.471	1.899 * 1e+27	142984	29.8″ -- 50.1″
Saturn	(+1.47) -- (-0.24)	8.048 -- 11.115	5.6846 * 1e+26	60268	14.5″ -- 20.1″
Venus	max. -4.6	0.256 -- 1.744	4.869 * 1e+24	12103.6
Sun	(-24) -- (-24)	1	1.989 * 1e+30	696350	31.5' -- 32.5'

Messier objects

Cat. No.	Other Name	Type	Mag.	Size	Coordinates (RA/DEC)	Notes
M1	Crab Nebula	Supernova Remnant	8.4	6′00″	05h 34m 31.97s / +22° 00′ 52.1″
M3	NGC 5272	Globular Cluster	6.2		13h 42m 11.62s / +28° 22′ 38.2″
M10	NGC 6254	Globular Cluster	6.4	20"	16h 57m 8.92s / -04° 05′ 58.07"
M11	Wild Duck Cluster	Open Cluster	5.8	14′00″	18h 51m 6.00s / -6° 16′
M13	NGC 6205	Globular Cluster	5.9	16′36″	16h 41m 41.44s / +36° 27′ 36.9″	Great Cluster in Hercules
M15	NGC 7078	Globular Cluster	6.2	18′00″	21h 29m 58.38s / +12° 10′ 00.6″
M16	NGC 6611	Diffuse Nebula	6.0	7.0′	18h 18m 48s / -13° 49′	Eagle Nebula
M17	Omega Nebula, NGC 6618	Emission Nebula	6.0	11′00″	18h 20m 26.0s / -16° 10′ 36.0″	also known as Swan Nebula, Checkmark Nebula, Lobster Nebula and Horseshoe Nebula
M27	NGC 6853	Planetary Nebula	7.5	8.0′ x 5.6′	19h 59m 36.34s / +22° 43′ 16.09″
M31	Andromeda Galaxy	Spiral Galaxy	3.44	190′ x 60′	00h 42m 44.3s / +41° 16′ 9″	two companion galaxies next to it
M33	Triangulum Galaxy	Spiral Galaxy	5.72	70.8′ × 41.7′	01h 33m 50.02s / +30° 39′ 36.7″
M35	NGC 2168	Open Cluster	5.1		06h 08m 54s / +24° 20′
M39	NGC 7092	Open Cluster	4.6	32′	21h 32m 12.0s / +48° 25′ 60.0″	relatively unspectacular
M42	Orion Nebula	Diffuse Nebula	4.0	65′ x 60′	05h 35m 17.3s / -05° 23′ 28″
M51	Whirlpool Galaxy	Spiral/Irregular Galaxy	8.4	11.2′ x 6.9′	13h 29m 52.7s / +47° 11′ 43″	interacting with the galaxy NGC 5195
M52	NGC 7654	Open Cluster	7.3	13′	23h 24.8m / +61° 35′
M53	NGC 5024	Globular Cluster	12.6'	13h 12m 55.25s / +18° 10′ 05.4″
M57	Ring Nebula	Planetary Nebula	8.8	1,4' x 1'	18h 53m 35,079s/+33° 01′ 45,03
M63	Sunflower Galaxy	Spiral Galaxy	9.3	12′.6 x 7′.2	13h 15m 49.3s / +42° 01′ 45″	big spiral
M64	Black Eye Galaxy	Spiral Galaxy	8.5	6′.8 x 3′.9	12h 56m 43.7s / +21° 40′ 58″	Seyfert galaxy with dust torus
M74	NGC 628	Spiral Galaxy	10.0	10′12″	01h 36m 41.8s / +15° 47′ 01″	face-on spiral
M81	Bode's Galaxy	Spiral Galaxy	6.94	26′.9 × 14′.11	09h 55m 33.2s / +69° 3′ 55	face-on spiral
M82	NGC 3034	Spiral Galaxy	8.6	11,2' x 4,3'	09h 55m 52,2s/+69° 40′ 48,8″
M92	NGC 6341	Globular Cluster	6.3		17h 17m 07.39s / +43° 08′ 09.4″
M95	NGC 3351	Spiral Galaxy	9.73	4.8′ x 4.2′	10h 43m 57.733s / +11° 42′ 13.00″	bar enclosed by ring shaped arm, faint
M97	NGC 3587	Planetary Nebula	9.9	3.4′ x 3.3′	11h 14.8m / +55° 01′
M104	Sombrero Galaxy	Spiral Galaxy	8.0	5.9′ x 3.2′	12h 39m 59.43s / -11° 37′ 23.00″	prominent dust lane, unusual large halo
M106		Spiral Galaxy	8.3	17' × 6.5'	12h 18m 57.54s / +47° 18′ 14.3″	faint spiral arms

Planning page for the Remeis Messier Marathon 2011.

NGC and IC objects

Cat. No.	Other Name	Type	Mag.	Size	Coordinates (RA/DEC)	Notes
Barnard 33	Horsehead Nebula	Dark Nebula / Emission Nebula	N/A	8′ x 6′	05h 40m 59.0s / −02° 27′ 30.0″	Beautiful dark nebula in Orion
NGC891	Caldwell 23	Spiral Galaxy		13.5′ x 2.5′	02h 22m 33.41s / +42° 20′ 56.9″	Nice Edge-On Spiral Galaxy
NGC2237	Rosette Nebula	Emission Nebula	9.0	1.3°	06h 33m 45s / +04° 59′ 54″	Multipart nebula
NGC2264	Christmas Tree Cluster / Cone Nebula	Open Cluster and Nebula	3.9	1°	06h 41m 06s / +09° 53′	Nice nebula around many stars, values are for the Cone Nebula
NGC2392	Eskimo Nebula	Planetary Nebula	9.1	0.9′ x 0.9′	07h 29m 10.8s / +20° 54′ 42.5″	Nice inner structure
NGC2905		barred spiral galaxy	9.7	12′.6 × 6′.0	09h 32m 10.1s / +21° 30′ 03″
NGC3193	part of Hickson 44	Galaxy Cluster	12.0	2′25″	10h18m24.80s/ +21°53′37.0″	interacting Galaxies
NGC6543	Cat's Eye Nebula	Planetary Nebula	9.8	6′24″	17h 58m 33.4s / +66° 37′ 59.5″	more deep sky objects in field of view
NGC6826	Blinking Planetary	Planetary Nebula	10.0	2′18″	19h 44m 48.0s / +50° 31′ 00.0″	small but nice Pl. N.
NGC6888	Crescent Nebula	Emission Nebula	10.0	18' x 13'	20h 12m 6.46s / +38° 21′ 17.9″
NGC7000	North America Nebula	Emission Nebula	4.0	2° × 1°40′	20h 59m 17.1s / +44° 31′ 44.0″	Shape of the Nebula resembles North America
NGC7023	Iris Nebula	Reflection Nebula	6.8	18′ × 18′	21h 01m 35.6s / +68° 10′ 10.0″	Nebula surrounded by faint absorption clouds
NGC7320	Stephan's Quintett	Cluster of 5 Galaxies	~13	~1′	22h 35m 57.5s / +33° 57′ 36″	very nice interacting galaxies
NGC7331		Spiral Galaxy	9.5	10.7' x 4.4'	22h 37m 04.29s / +34° 24′ 58.5″	smaller Galaxys close to it
NGC7635	Bubble Nebula	Emission Nebula	11.0	15' x 8'	23h 20m 45.6s / +61° 12′ 44″	mainly h alpha
IC405	Flaming Star Nebula	Emission/Reflection Nebula	6.0	37′ × 10′	05h 16m 05s / +34° 27′ 49″	Good visibility in Hα
IC5146	Cocoon Nebula	Emission Nebula	7.2	12′00″	21h 53m 28.7s / +47° 16′ 01″	In the Milkyway with nice dark dust clouds next to it

Comets

Name	Size	Aphelion	Perihelion	Eccentricity	Orbital Period	Inclination	Notes
C/2011 L4 PanSTARRS	?	?	0.30161 AU	1.000087	~106000 yr	84.199°	was brightest in March 2013 (~1 mag)

"Highlights am Himmel" (slide show for the observatory's 120th anniversary on 2009-10-24)