Channeling my inner Zátopek
(30 × 400m @ ~10K pace)

Phew! Pretty pleased with that. Daunting number of reps, but settled in to it nicely and stayed fairly consistent. Nice to be able to put down a faster final rep too. 

MilePaceHRElev
17:16 min/mi1535 ft
27:12 min/mi158-2 ft
36:47 min/mi157-5 ft
47:02 min/mi1713 ft
56:48 min/mi176-2 ft
66:40 min/mi1746 ft
76:58 min/mi1763 ft
86:31 min/mi172-5 ft
96:47 min/mi172-2 ft
106:30 min/mi1721 ft
116:49 min/mi1640 ft
126:36 min/mi165-1 ft
136:42 min/mi1641 ft
146:31 min/mi160-8 ft
157:06 min/mi1628 ft
167:06 min/mi161-4 ft
Lap Time Distance PaceHR
Total 1:49:35 16.0 mi 6:50 min/mi166
30 × 1:27.1 400m 5:50 min/mi
Average 1:27.1 400m 5:50 min/mi
WU 16:55 2.33 mi 7:14 min/mi154
1 1:30 400m 6:02 min/mi158
R 1:10 200m 9:23 min/mi158
2 1:29 400m 5:58 min/mi165
R 1:18 200m 10:27 min/mi163
3 1:29 400m 5:58 min/mi169
R 1:14 200m 9:55 min/mi176
4 1:28 400m 5:54 min/mi171
R 1:03 200m 8:26 min/mi176
5 1:28 400m 5:54 min/mi174
R 1:10 200m 9:23 min/mi178
6 1:26 400m 5:46 min/mi173
R 1:09 200m 9:15 min/mi177
7 1:27 400m 5:50 min/mi175
R 1:09 200m 9:15 min/mi180
8 1:27 400m 5:50 min/mi175
R 1:09 200m 9:15 min/mi170
9 1:28 400m 5:54 min/mi174
R 1:13 200m 9:47 min/mi177
10 1:27 400m 5:50 min/mi175
R 1:12 200m 9:39 min/mi177
11 1:28 400m 5:54 min/mi175
R 1:08 200m 9:07 min/mi178
12 1:26 400m 5:46 min/mi174
R 1:12 200m 9:39 min/mi177
13 1:27 400m 5:50 min/mi176
R 1:09 200m 9:15 min/mi168
14 1:26 400m 5:46 min/mi173
R 1:12 200m 9:39 min/mi171
15 1:29 400m 5:58 min/mi172
R 1:13 200m 9:47 min/mi177
16 1:27 400m 5:50 min/mi174
R 1:05 200m 8:43 min/mi162
17 1:28 400m 5:54 min/mi171
R 1:14 300m 6:36 min/mi174
18 1:25 400m 5:41 min/mi170
R 1:05 200m 8:43 min/mi174
19 1:27 400m 5:50 min/mi163
R 1:12 200m 9:39 min/mi182
20 1:27 400m 5:50 min/mi175
R 1:07 200m 8:59 min/mi149
21 1:28 400m 5:54 min/mi165
R 1:13 200m 9:47 min/mi159
22 1:26 400m 5:46 min/mi171
R 1:09 200m 9:15 min/mi171
23 1:28 400m 5:54 min/mi170
R 1:14 300m 6:36 min/mi168
24 1:26 400m 5:46 min/mi168
R 1:06 200m 8:51 min/mi162
25 1:28 400m 5:54 min/mi158
R 1:12 200m 9:39 min/mi158
26 1:26 400m 5:46 min/mi166
R 1:08 200m 9:07 min/mi167
27 1:27 400m 5:50 min/mi172
R 1:05 200m 8:43 min/mi156
28 1:26 400m 5:46 min/mi164
R 1:03 200m 8:26 min/mi172
29 1:27 400m 5:50 min/mi162
R 1:06 200m 8:51 min/mi153
30 1:23 400m 5:33 min/mi159
R :14 41m 9:09 min/mi132
WD 14:44 2.07 mi 7:06 min/mi161