12월호 관측 컬럼 목록 (Sky and Telescope)

북극성 부근의 은하 22개 관측
NGC 3172 (Spiral, SB 13.7), NGC 6251 (Elliptical, SB 13.7), NGC 6252 (Spiral, SB 12.4),

IC 1143 (Elliptical, SB 13.1), IC 1139 (Spiral, SB 12.4), UGC 9668 (Spiral, SB 12.7), 

UGC 9650 (Spiral, SB 12.8), NGC 5640 (Spiral, SB 13.4), NGC 1544 (Spiral, SB 13.3), 

IC 442 (Spiral, SB 12.9), NGC 2268 (Barred spiral, SB 13.4), NGC 2300 (Elliptical, SB 12.8), 

NGC 2276 (Barred spiral, SB 13.4), IC 455 (Lenticular, SB 12.9), IC 469 (Barred spiral, SB 13.3), 

IC 499 (Spiral, SB 13.2), IC 512 (Spiral, SB 13.0), NGC 2336 (Barred spiral, SB 13.9), 

IC 467 (Barred spiral, SB 14.0), IC 440 (Spiral, SB 13.5), NGC 1184 (Lenticular, SB 12.9), 

NGC 3057 (Barred spiral, SB 14.0)

겨울 하늘의 Flat Galaxies Catalogue 중 Starter Course 6개
FGC 2070 (UGC 10561, SB 13.7), FGC 2250 (UGC 11435, SB13.5), FGC 2255 (UGC 11455, SB14.4),

FGC 2360 (UGC 11893, SB 14.7), FGC 2385 (UGC 11994, SB 13.5), FGC 2379 (UGC 11964, SB13.1)

Observe the farthest galaxies found visually in the NGC and IC catalogs. (10억광년 정도 거리의 은하 13개; 28인치 스케치)
NGC 1262 (Eridanus Barred spiral), NGC 5609 (Boötes Spiral), IC 2221 (Lynx Elliptical),

IC 685 (Leo Elliptical), NGC 3908 (Leo Elliptical), IC 30 (Cetus Lenticular),

IC 1614 (Pisces Elliptical), IC 1757 (Cetus Peculiar), IC 1103 (Serpens Elliptical),

IC 1101 (Virgo Elliptical), IC 886 (Virgo Elliptical), NGC 3950 (Ursa Major Elliptical), 

NGC 5285 (Virgo Elliptical)

IC 10 상세 관측
IC 10 (Galaxy), IC 10A (H II region), IC 10B (H II region), IC 10C (H II region),

TG 24 (Globular cluster 17.6등급), TG 20 (Globular cluster 17.6등급),

TG 17 (Open cluster 17.3등급), TG 48 (Star cluster 18.0등급), TG 46 (Star cluster 18.4등급)

카시오페이아의 행성상성운 (13개)
Hubble 12 (PN G111.8−02.8), Abell 82 (PN G114.0−04.6), Abell 84 (PN G112.9−10.2),

Humason 1-1 (PN G119.6−06.7), Vyssotsky 1-1 (PN G118.0−08.6), Abell 2 (PN G122.1−04.9), 

B-V 1 (PN G119.3+00.3), B-V 2 (PN G121.6−00.0), Simeis 22 (PN G128.0−04.1), 

IC 1747 (PN G130.2+01.3), HFG 1 (PN G136.3+05.5), HDW 2 (PN G138.1+04.1), 

IC 289 (PN G138.8+02.8)

Test your limits: See if you can spot individual stars in M31. (안드로메다 은하의 '별' 관측)
M31-004406.32 (좌표 J004406.32+420131.3, 등급 15.6),

AF And (좌표 J004333.09+411210.4, 등급 16.0), 

M31-004507.65 (좌표 J004507.65+413740.8, 등급 16.2), 

M31-004034.82 (좌표 J004034.82+401825.5, 등급 16.3), 

M31-004247.30 (좌표 J004247.30+414451.0, 등급 16.4), 

M31-004424.21 (좌표 J004424.21+412116.0, 등급 16.6), 

M31-004434.65 (좌표 J004434.64+412503.5, 등급 16.7), 

M31-004518.76 (좌표 J004518.76+413630.7, 등급 16.7), 

M31-004021.21 (좌표 J004021.21+403117.1, 등급 16.8), 

M31-004526.62 (좌표 J004526.62+415006.3, 등급 16.8), 

Var A1 (좌표 J004450.54+413037.7, 등급 16.8), 

M31-004129.31 (좌표 J004129.31+405102.9, 등급 16.9)

콜드웰 목록 25주년 기념 컬럼. 늦가을의 콜드웰 24개
C42 (NGC 7006, Globular Cluster), C47 (NGC 6934, Globular Cluster),

C6 (NGC 6543, Planetary Nebula, Cat’s Eye Nebula), 

C15 (NGC 6826, Planetary Nebula, Blinking Planetary), 

C22 (NGC 7662, Planetary Nebula, Blue Snowball), 

C55 (NGC 7009, Planetary Nebula, Saturn Nebula), 

C63 (NGC 7293, Planetary Nebula, Helix Nebula), C4 (NGC 7023, Reflection Nebula), 

C20 (NGC 7000, Emission Nebula, North America Neb.), 

C27 (NGC 6888, Emission Nebula, Crescent Nebula), 

C33 (NGC 6992/5, Supernova Remnant, Eastern Veil Neb.), 

C34 (NGC 6960, Supernova Remnant, Western Veil Neb.), C7 (NGC 2403, Spiral Galaxy), 

C30 (NGC 7331, Spiral Galaxy), C65 (NGC 253, Spiral Galaxy, Silver Coin), 

C70 (NGC 300, Spiral Galaxy), C72 (NGC 55, Spiral Galaxy), C8 (NGC 559, Open Cluster), 

C10 (NGC 663, Open Cluster), C13 (NGC 457, Open Cluster, ET Cluster), 

C14 (NGC 869/884, Open Cluster, Double Cluster), C28 (NGC 752, Open Cluster), 

C16 (NGC 7243 Open Cluster), C41 (Melotte 25, Open Cluster, Hyades)

카시오페이아 자리의 관측 대상
NGC 7789 (Open cluster), Espin 38 (Double star), Sharpless 2-173 (Emission nebula),

NGC 103 (Open cluster), NGC 136 (Open cluster), Queen’s Kite (Asterism), 

NGC 743 (Open cluster), IC 1747 (Planetary nebula)

물고기 자리 관측 대상
ζ Piscium (Multiple star), NGC 524 (Galaxy), NGC 488 (Galaxy), NGC 676 (Galaxy),

α Piscium (Multiple star), Messier 74 (Galaxy), ψ1 Piscium (Multiple star), 

φ Piscium (Multiple star), HD 4798 Group (Asterism), Renou 18 (Asterism)

카시오페이아 자리의 관측 대상
α Cas (Double star), M103 (Open cluster), Σ131 (Double star), NGC 663 (Open cluster),

NGC 654 (Open cluster), NGC 659 (Open cluster), Σ 153 (Double star), 35 Cas (Double star), 

Stock 2 (Open cluster)

카시오페이아 자리의 관측 대상
Messier 52 (Open cluster), NGC 7789 (Open cluster), Eta (η) Cas (Double star),

NGC 281 (Emission nebula), IC 1590 (Open cluster), NGC 457 (Open cluster)

카시오페이아 자리 관측 대상
Iota (ι) Cas (Triple star), Stock 5 (Open cluster), Trumpler 3 (Open cluster),

HDW 2 (Planetary nebula), Psi (ψ) Cas (Triple star)

M33 내부 상세 관측
NGC 588 (A27), NGC 592 (A59), NGC 595 (A62), NGC 604 (A84), IC 135 (A100), IC 136 (A101),

IC 137 (A12), IC 139 (A4), IC 140 (A5), IC 142 (A67), IC 143 (A75), A66, A71, C39

카시오페이아 동쪽 영역의 관측 대상 (산개성단, 이중성)
M103 (Open cluster), Tr 1 (Open cluster), Cz 4 (Open cluster), NGC 559 (Open cluster),

ENG 7 (Double star), NGC 637 (Open cluster), NGC 609 (Open cluster), Σ163 (Double star)

조각가 자리 관측 대상
Blanco 1 (Open cluster), κ1 Scl (Double star), NGC 253 (Galaxy), NGC 288 (Globular Cluster),

NGC 55 (Galaxy), NGC 300 (Galaxy), Scl dSph (Galaxy)

카시오페이아 자리 (Showpieces and Hidden Gems in Cassiopeia)
Alessi 1 (Open cluster), H V 82 (Double star), ∑59 (Double star), η Cas (Double star),

King 2 (Open cluster), Abell 2 (Planetary nebula), NGC 281 (Emission nebula), 

IC 1590 (Open cluster), IC 63 (Bright nebula), IC 59 (Bright nebula)