› Forums › General Discussion › 2024 sky coverage heat map
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1 January 2025 at 2:44 pm #627332Dominic FordKeymaster
Happy New Year, everyone!
For a bit of fun, I thought I’d try plotting a heat map of the sky areas covered by images uploaded to the BAA Image Library in 2024. The resulting chart is attached below. It only includes images that were successfully plate-solved by astrometry.net, and so it doesn’t include most planetary imaging or any drawings.
For comparison, I also made a heat map from the entire history of the image library. Naturally, deep sky objects show up much more brightly in this map because they don’t move.
In summary, 2024 had a comet!
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1 January 2025 at 4:38 pm #627335Dr Paul LeylandParticipantNice maps.
Pretty obvious that many people like to image M31, M42 and M45. They really do glow brightly in the all-time map.
1 January 2025 at 4:42 pm #627336Dr Paul LeylandParticipantIt may be interesting to do the same for the VS and the spectra databases. I would expect SS Cyg and MAXI J1820+070 to be among the brightest sources in the VS sky.
1 January 2025 at 6:13 pm #627337Grant PrivettParticipantWhat about T CrB?
1 January 2025 at 6:31 pm #627338Jeremy ShearsParticipantAndy Wilson’s report on the VSS database in the October Journal lists the most observed stars in the last session. T CrB was top.
For visual observers the top 3 were: R CrB, T CrB, SS Cyg
For digital: T CrB, SZ Lyn, SS Cyg
For spectroscopic: T CrB, BE Lyn, TX CVn1 January 2025 at 7:43 pm #627341Dr Paul LeylandParticipantInteresting.
However, CHL alone submitted over 12 thousand observations of MAXI J1820+070 in 2018. I suspect it will be readily noticeable in the all-time lists.
1 January 2025 at 8:17 pm #627343Dominic FordKeymasterIf you’re interested, these are the top 100 objects tagged in images uploaded by members in 2024 (member albums only; excluding the Section archives).
The observation counts for composite objects like the Virgo Cluster also include observations of their constituent members, so although there aren’t many images explicitly tagged with the Virgo Cluster, it comes 11th because there are many images of the NGC/IC objects within it.
1) The Sun (577 observations)
2) C/2023 A3 (Tsuchinshan-ATLAS) (213 observations)
3) Aurora (178 observations)
4) The Moon (160 observations)
5) Jupiter (155 observations)
6) Saturn (126 observations)
7) 12P Pons-Brooks (110 observations)
8) Meteor (46 observations)
9) Noctilucent cloud (44 observations)
10) Mars (39 observations)
11) Virgo Cluster (29 observations)
12) Conjunction (28 observations)
13) 13P Olbers (28 observations)
14) Eclipse (27 observations)
15) M42 (20 observations)
16) Venus (20 observations)
17) M31 (20 observations)
18) M45 (20 observations)
19) M33 (19 observations)
20) Mercury (19 observations)
21) NGC7000 (19 observations)
22) Spacecraft (17 observations)
23) M101 (17 observations)
24) Sharpless 103 (17 observations)
25) NGC6888 (16 observations)
26) T-CrB (16 observations)
27) 62P Tsuchinshan (15 observations)
28) Spectrum (15 observations)
29) Uranus (15 observations)
30) NGC5195 (15 observations)
31) Arp 85 (15 observations)
32) M51 (15 observations)
33) NGC5194 (15 observations)
34) C/2021 S3 (PANSTARRS) (15 observations)
35) Barnard 33 (14 observations)
36) M27 (14 observations)
37) Gyulbudaghian’s variable nebula (13 observations)
38) IC1396 (13 observations)
39) Pelican Nebula (13 observations)
40) Nova Vul 2024 (13 observations)
41) Lightcurve (12 observations)
42) Caldwell 49 (12 observations)
43) IC5070 (12 observations)
44) M13 (12 observations)
45) NGC2244 (11 observations)
46) Widefield (11 observations)
47) Equipment (11 observations)
48) Caldwell 33 (11 observations)
49) IC2574 (10 observations)
50) NGC4216 (10 observations)
51) Leo Triplet (10 observations)
52) IC5146 (9 observations)
53) The Earth (9 observations)
54) M82 (9 observations)
55) Observatory (9 observations)
56) M3 (9 observations)
57) Variable star (9 observations)
58) NGC6946 (9 observations)
59) NGC6960 (9 observations)
60) NGC6992 (9 observations)
61) NGC404 (8 observations)
62) IC1318 (8 observations)
63) M1 (8 observations)
64) NGC2237 (8 observations)
65) NGC4565 (8 observations)
66) NGC7635 (8 observations)
67) UGC 9618 (8 observations)
68) Arp 302 (8 observations)
69) Collinder 50 (7 observations)
70) Arp 317 (7 observations)
71) NGC2246 (7 observations)
72) NGC2239 (7 observations)
73) NGC2238 (7 observations)
74) IC434 (7 observations)
75) NGC40 (7 observations)
76) 29P Schwassmann-Wachmann (7 observations)
77) M20 (7 observations)
78) M32 (7 observations)
79) NGC891 (7 observations)
80) Sharpless 101 (7 observations)
81) NGC7380 (7 observations)
82) 2 Pallas (7 observations)
83) Neptune (7 observations)
84) NGC281 (7 observations)
85) NGC6979 (7 observations)
86) Palomar 10 (7 observations)
87) IC1340 (7 observations)
88) NGC6995 (7 observations)
89) M78 (6 observations)
90) NGC3628 (6 observations)
91) M35 (6 observations)
92) NGC2024 (6 observations)
93) M110 (6 observations)
94) Aldebaran (6 observations)
95) Albireo (6 observations)
96) M16 (6 observations)
97) Barnard 143 (6 observations)
98) NGC7023 (6 observations)
99) NGC6760 (6 observations)
100) E Nebula (6 observations) -
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