Per Day: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
First hundred users to get both stars on Day 16:
1) Dec 16 00:09:52 
goffrie
2) Dec 16 00:10:14
tckmn
3) Dec 16 00:11:40
betaveros (AoC++)
4) Dec 16 00:11:54
mrphlip (AoC++)
5) Dec 16 00:12:01
leijurv (AoC++)
6) Dec 16 00:12:48
Brandon Lin
7) Dec 16 00:13:16
Nathan Fenner (AoC++)
8) Dec 16 00:13:33 
mserrano
9) Dec 16 00:13:47 
Vladislav Isenbaev
(AoC++)
10) Dec 16 00:14:05
Robert Xiao
11) Dec 16 00:14:20 
drebelsky
12) Dec 16 00:14:25
ecnerwala
13) Dec 16 00:15:43
Tom Holmes
14) Dec 16 00:16:19
bcc32 (AoC++)
15) Dec 16 00:16:28 (anonymous user #1510407) (AoC++)
16) Dec 16 00:16:51 
Antonio Molina
17) Dec 16 00:17:17
hyperneutrino (AoC++)
18) Dec 16 00:17:45 
Golovanov399
19) Dec 16 00:17:46
SheepTester
20) Dec 16 00:17:58
Craig Gidney (AoC++)
21) Dec 16 00:18:42 (anonymous user #516724)
24) Dec 16 00:19:52 SanguineChameleon
25) Dec 16 00:20:21 
mrkeldon
26) Dec 16 00:20:37 
SeanRBurton
27) Dec 16 00:20:49
mcpower
28) Dec 16 00:20:52
sampersand
29) Dec 16 00:21:01 
Ambrose Feinstein
30) Dec 16 00:21:19 
Tomas Rokicki
31) Dec 16 00:21:22 
Tropical Trevor
32) Dec 16 00:21:25 xnkvbo
33) Dec 16 00:21:38
Alice Sayutina
34) Dec 16 00:21:39
arknave (AoC++)
35) Dec 16 00:21:44 
Hm Dunce
36) Dec 16 00:22:02 
dan-simon
37) Dec 16 00:22:03
glguy (AoC++)
38) Dec 16 00:22:27 (anonymous user #1585122)
40) Dec 16 00:22:32
Adam Gausmann (AoC++)
41) Dec 16 00:22:41 
Murray Edwards
(AoC++)
42) Dec 16 00:22:53 etotheipi1
43) Dec 16 00:23:07 
ruuddotorg
44) Dec 16 00:23:23
Ryan Hitchman
45) Dec 16 00:23:49
mniip
46) Dec 16 00:23:50 (anonymous user #371225)
47) Dec 16 00:23:51 (anonymous user #450045)
48) Dec 16 00:23:52 (anonymous user #1087784)
49) Dec 16 00:23:53
T6
50) Dec 16 00:23:53 (anonymous user #217709) (AoC++)
51) Dec 16 00:23:55
LegionMammal978
52) Dec 16 00:23:57
5space
53) Dec 16 00:24:14
Roman Elizarov
54) Dec 16 00:24:14 
D. Salgado
55) Dec 16 00:24:25
connorjayr (AoC++)
56) Dec 16 00:24:28 
Prabith Gupta
57) Dec 16 00:24:35
Gábor Ferenc Kovács
58) Dec 16 00:24:35
Andrew Jennings
59) Dec 16 00:24:37
Neal Wu
60) Dec 16 00:24:41 
Guillaume AMBAL
61) Dec 16 00:24:44
ast-ral
62) Dec 16 00:24:48
gwillen (AoC++)
63) Dec 16 00:24:48
Matthew Ramina
64) Dec 16 00:24:58
Greg Zborovsky (AoC++)
65) Dec 16 00:25:01 
Matt Gruskin
(AoC++)
66) Dec 16 00:25:04
tbodt
67) Dec 16 00:25:13
Noble Mushtak
68) Dec 16 00:25:15 
Michael Lucy
69) Dec 16 00:25:24
Yosuke Sameshima
70) Dec 16 00:25:24
klange
71) Dec 16 00:25:31 (anonymous user #1350909)
72) Dec 16 00:25:34
Markus Himmel (AoC++)
73) Dec 16 00:25:38 
Harry Slatyer
74) Dec 16 00:25:38 
awychong
75) Dec 16 00:25:47
Anish Singhani
76) Dec 16 00:25:52 
Joshua Wise
(AoC++)
77) Dec 16 00:25:58 
@CHz16
78) Dec 16 00:26:05 
hsun324
79) Dec 16 00:26:12 
Jason Wolfe
80) Dec 16 00:26:17
pfg
81) Dec 16 00:26:19
Defelo (AoC++)
82) Dec 16 00:26:31
0e4ef622
83) Dec 16 00:26:34
alcatrazEscapee
84) Dec 16 00:26:36 
okready
85) Dec 16 00:26:41
JKillian
86) Dec 16 00:26:51
nthistle
87) Dec 16 00:26:59 
jellevandenhooff
(AoC++)
88) Dec 16 00:27:00 
Andrey Akhmetov
89) Dec 16 00:27:01
Patrick Hogg (AoC++)
90) Dec 16 00:27:02 
David Hansen
(AoC++)
91) Dec 16 00:27:05
Ryan Fitzgerald
92) Dec 16 00:27:06
bluepichu
93) Dec 16 00:27:09
leonfroschauer
94) Dec 16 00:27:10 
Paul Zagieboylo
(AoC++)
95) Dec 16 00:27:12 
Max Jäger
(AoC++)
96) Dec 16 00:27:19
LyricLy
97) Dec 16 00:27:24
Veda Heard
98) Dec 16 00:27:24 
twattanawaroon
99) Dec 16 00:27:27 
aleksejspopovs
100) Dec 16 00:27:29
dtinth (AoC++) First hundred users to get the first star on Day 16:
1) Dec 16 00:07:56
tckmn
2) Dec 16 00:08:02 
goffrie
3) Dec 16 00:08:09
leijurv (AoC++)
4) Dec 16 00:08:37
betaveros (AoC++)
5) Dec 16 00:08:45
mrphlip (AoC++)
6) Dec 16 00:09:45
Kevin Yap (AoC++)
7) Dec 16 00:10:29
ecnerwala
8) Dec 16 00:10:31
Nathan Fenner (AoC++)
9) Dec 16 00:10:31
Brandon Lin
10) Dec 16 00:10:34 
drebelsky
11) Dec 16 00:10:47 
Vladislav Isenbaev
(AoC++)
13) Dec 16 00:10:54 
Golovanov399
14) Dec 16 00:10:59
Robert Xiao
15) Dec 16 00:11:13 
Henry X
16) Dec 16 00:11:18 
mserrano
17) Dec 16 00:11:54
Tom Holmes
18) Dec 16 00:12:03 (anonymous user #516724)
19) Dec 16 00:13:01
bcc32 (AoC++)
20) Dec 16 00:13:27 
Antonio Molina
21) Dec 16 00:13:32
SheepTester
22) Dec 16 00:14:00
Defelo (AoC++)
23) Dec 16 00:14:28
Craig Gidney (AoC++)
24) Dec 16 00:14:33 (anonymous user #1510407) (AoC++)
25) Dec 16 00:14:40 
ruuddotorg
26) Dec 16 00:14:50 
Davis Yoshida
28) Dec 16 00:15:17
hyperneutrino (AoC++)
29) Dec 16 00:15:18 
Ambrose Feinstein
30) Dec 16 00:15:31
Alice Sayutina
31) Dec 16 00:16:10 
Daniel Martin
32) Dec 16 00:16:26
Roman Elizarov
33) Dec 16 00:16:29 SanguineChameleon
34) Dec 16 00:16:32 xnkvbo
35) Dec 16 00:16:34 
Tomas Rokicki
36) Dec 16 00:16:41 (anonymous user #198392)
37) Dec 16 00:16:44 
Paul Martinez
38) Dec 16 00:16:50 
Tran Xuan Bach
39) Dec 16 00:17:12
mcpower
40) Dec 16 00:17:15 
Max Jäger
(AoC++)
42) Dec 16 00:17:19 
Brian Bucklew
(AoC++)
43) Dec 16 00:17:25
sampersand
44) Dec 16 00:17:28 
Tropical Trevor
45) Dec 16 00:17:35 
okready
46) Dec 16 00:17:38
Adam Gausmann (AoC++)
47) Dec 16 00:17:43
Andrew Jennings
48) Dec 16 00:17:45
FillyAutomatic
49) Dec 16 00:17:53 
mrkeldon
50) Dec 16 00:17:53 
SeanRBurton
51) Dec 16 00:17:59 (anonymous user #1585122)
52) Dec 16 00:18:02 
Harry Slatyer
53) Dec 16 00:18:04 
@CHz16
54) Dec 16 00:18:08
Gábor Ferenc Kovács
55) Dec 16 00:18:13 (anonymous user #371225)
56) Dec 16 00:18:16 
dan-simon
57) Dec 16 00:18:21
Ryan Hitchman
58) Dec 16 00:18:34
Neal Wu
59) Dec 16 00:18:35 
Murray Edwards
(AoC++)
60) Dec 16 00:18:43
PiErr0r
61) Dec 16 00:18:52
arknave (AoC++)
62) Dec 16 00:18:55
Anish Singhani
63) Dec 16 00:18:55 
Michael Lucy
64) Dec 16 00:18:59 
Hm Dunce
65) Dec 16 00:19:00
bluepichu
66) Dec 16 00:19:03 
Joseph Gleason
(AoC++)
67) Dec 16 00:19:05 etotheipi1
68) Dec 16 00:19:06
T6
69) Dec 16 00:19:10
glguy (AoC++)
70) Dec 16 00:19:15
mayoff (AoC++)
71) Dec 16 00:19:31
ast-ral
72) Dec 16 00:19:31
Aymeric Wibo
73) Dec 16 00:19:34 (anonymous user #450045)
74) Dec 16 00:19:38 
John Kesler
75) Dec 16 00:19:41
tbodt
76) Dec 16 00:19:44 
Matt Gruskin
(AoC++)
77) Dec 16 00:19:46
Noble Mushtak
78) Dec 16 00:19:47
Greg Zborovsky (AoC++)
79) Dec 16 00:19:48
klange
80) Dec 16 00:19:49
tjleing
81) Dec 16 00:20:01 
ddlatham
(AoC++)
82) Dec 16 00:20:07 
Jason Kang
83) Dec 16 00:20:10 
David Hansen
(AoC++)
84) Dec 16 00:20:11
lukechampine
85) Dec 16 00:20:11
chunkybanana
86) Dec 16 00:20:16
Maxwell Zen
87) Dec 16 00:20:16 
D. Salgado
88) Dec 16 00:20:19
pfg
89) Dec 16 00:20:22 
awychong
90) Dec 16 00:20:23
Yosuke Sameshima
91) Dec 16 00:20:24 (anonymous user #217709) (AoC++)
92) Dec 16 00:20:24 
Joshua Wise
(AoC++)
93) Dec 16 00:20:33
gwillen (AoC++)
94) Dec 16 00:20:39 (anonymous user #1350909)
95) Dec 16 00:20:43
benmor20
96) Dec 16 00:20:46
alcatrazEscapee
97) Dec 16 00:20:49
connorjayr (AoC++)
98) Dec 16 00:20:49 (anonymous user #1087784)
99) Dec 16 00:20:50
Markus Himmel (AoC++)
100) Dec 16 00:20:55 
Jason Wolfe