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Celestial reference

Objects

Canonical object pages connect reference data with your own observing history and the community’s astronomy records.

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M44 Open Cluster

Cnc Mag 3.100 108.6′ 08h 40m 22s · +19° 40′ 19″

M45 Open Cluster

M 45, Mel 22, Melotte 22, MWSC 0305, Pleiades

Tau Mag 1.200 150.0′ × 150.0′ 03h 46m 24s · +24° 06′ 50″

M46 Open Cluster

Pup Mag 6.100 21.0′ 07h 41m 47s · -14° 48′ 36″

M47 Open Cluster

2478, M 47, NGC 2422

Pup Mag 4.400 19.8′ 07h 36m 35s · -14° 28′ 57″

M48 Open Cluster

Hya Mag 5.800 28.2′ 08h 13m 43s · -05° 45′ 2″

M50 Open Cluster

Mon Mag 5.900 14.1′ 07h 02m 40s · -08° 21′ 51″

M52 Open Cluster

Cas Mag 6.900 9.9′ 23h 24m 48s · +61° 35′ 35″

M6 Open Cluster

Sco Mag 4.200 15.6′ 17h 40m 21s · -32° 15′ 15″

M67 Open Cluster

Cnc Mag 6.900 33.0′ 08h 51m 20s · +11° 48′ 43″

M7 Open Cluster

Sco Mag 3.300 22.2′ 17h 53m 51s · -34° 47′ 34″

M93 Open Cluster

Pup Mag 6.200 15.0′ 07h 44m 29s · -23° 51′ 11″

Mel 101 Open Cluster

Mel 101, Melotte 101, MWSC 1840

Car Mag 8.000 8.4′ 10h 42m 12s · -65° 06′ 0″

Mel 105 Open Cluster

Mel 105, Melotte 105, MWSC 1933

Car Mag 8.500 5.4′ 11h 19m 42s · -63° 29′ 0″

Mel 111 Open Cluster

Coma Star Cluster, Mel 111, Melotte 111

Com 253.5′ 12h 25m 6s · +26° 06′ 0″

Mel 25 Open Cluster

Cl 050, Hyades, Mel 025, Mel 25, Melotte 25

Tau 329.0′ 04h 26m 54s · +15° 52′ 0″

Mel 71 Open Cluster

Mel 71, Melotte 71, MWSC 1287

Pup Mag 7.100 14.4′ 07h 37m 34s · -12° 03′ 18″

Mel 72 Open Cluster

Mel 72, Melotte 72, MWSC 1293

Mon Mag 10.100 7.5′ 07h 28m 39s · -10° 42′ 0″

NGC 1027 Open Cluster

Cas Mag 6.700 7.8′ 02h 42m 35s · +61° 35′ 40″

NGC 103 Open Cluster

Cas Mag 9.800 2.7′ 00h 25m 16s · +61° 19′ 24″

NGC 110 Open Cluster

Cas 3.9′ 00h 27m 25s · +71° 23′ 30″

NGC 1193 Open Cluster

Per Mag 12.600 2.4′ 03h 05m 56s · +44° 22′ 59″

NGC 1220 Open Cluster

Per Mag 11.800 2.4′ 03h 11m 41s · +53° 20′ 53″

NGC 1245 Open Cluster

Per Mag 8.400 11.4′ 03h 14m 41s · +47° 14′ 19″

NGC 1252 Open Cluster

Hor 7.2′ 03h 10m 44s · -57° 45′ 31″

NGC 129 Open Cluster

Cas Mag 6.500 5.4′ 00h 29m 58s · +60° 12′ 40″

NGC 133 Open Cluster

Cas Mag 9.400 2.1′ 00h 31m 17s · +63° 21′ 9″

NGC 1342 Open Cluster

Per Mag 6.700 6.3′ 03h 31m 40s · +37° 22′ 46″

NGC 1348 Open Cluster

Per 3.6′ 03h 34m 8s · +51° 25′ 14″

NGC 136 Open Cluster

Cas 3.3′ 00h 31m 31s · +61° 30′ 33″

NGC 1444 Open Cluster

Per Mag 6.600 3.6′ 03h 49m 29s · +52° 39′ 19″

NGC 146 Open Cluster

Cas Mag 9.100 3.6′ 00h 33m 4s · +63° 18′ 32″

NGC 1496 Open Cluster

Per Mag 9.600 2.1′ 04h 04m 32s · +52° 39′ 41″

NGC 1498 Open Cluster

Eri 04h 00m 19s · -12° 01′ 11″

NGC 1502 Open Cluster

Cam Mag 6.900 10.2′ 04h 07m 49s · +62° 19′ 54″

NGC 1513 Open Cluster

Per Mag 8.400 5.1′ 04h 09m 55s · +49° 31′ 2″

NGC 152 Open Cluster

Tuc Mag 12.260 3.0′ × 3.0′ 00h 32m 52s · -73° 07′ 13″

NGC 1520 Open Cluster

Men 5.4′ 03h 57m 31s · -76° 50′ 2″

NGC 1528 Open Cluster

Per Mag 6.400 9.6′ 04h 15m 19s · +51° 12′ 41″

NGC 1545 Open Cluster

Per Mag 6.200 4.2′ 04h 20m 56s · +50° 15′ 19″

NGC 1548 Open Cluster

Per 3.6′ 04h 21m 19s · +36° 54′ 59″

NGC 1557 Open Cluster

Hyi 7.2′ 04h 13m 11s · -70° 25′ 30″

NGC 1582 Open Cluster

Per Mag 7.000 7.8′ 04h 31m 47s · +43° 47′ 5″

NGC 1605 Open Cluster

Per Mag 10.700 3.3′ 04h 34m 52s · +45° 16′ 17″

NGC 1641 Open Cluster

Ret 9.6′ 04h 35m 35s · -65° 45′ 46″

NGC 1647 Open Cluster

Tau Mag 6.400 27.0′ 04h 45m 56s · +19° 05′ 42″

NGC 1662 Open Cluster

Ori Mag 6.400 13.8′ 04h 48m 29s · +10° 55′ 49″

NGC 1663 Open Cluster

Ori Mag 14.540 7.2′ 04h 49m 24s · +13° 09′ 4″

NGC 1664 Open Cluster

Aur Mag 7.600 11.4′ 04h 51m 5s · +43° 40′ 34″