Ian Matthews

Bib: 14077M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 28%
Gender (Male)
#0 / 16340
Top 41%
Masters (Masters Men)
#0 / 10617
Top 28%
Age Group (M55-59)
#0 / 1491
Top 11%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
22:35
3.11 mi
Rank: #10751
Start5K
22:35 | 7:17/mi
10K
44:34
6.21 mi
Rank: #9943 (+808)
5K10K
21:59 | 7:05/mi
15K
1:06:10
9.32 mi
Rank: #9273 (+670)
10K15K
21:36 | 6:58/mi
20K
1:27:47
12.43 mi
Rank: #8818
15K20K
21:37 | 6:58/mi
HALF
1:32:27
13.11 mi
Rank: #8744
20KHALF
4:40 | 6:51/mi
25K
1:49:22
15.53 mi
Rank: #8460
HALF25K
16:55 | 6:59/mi
30K
2:11:38
18.64 mi
Rank: #8158
25K30K
22:16 | 7:11/mi
20M
2:21:13
20.00 mi
Rank: #7952
30K20M
9:35 | 7:04/mi
21M
2:28:47
21.00 mi
Rank: #7841
20M21M
7:34 | 7:34/mi
35K
2:33:57
21.75 mi
Rank: #7769
21M35K
5:10 | 6:55/mi
23M
2:43:48
23.00 mi
Rank: #7923
35K23M
9:51 | 7:53/mi
24M
2:51:16
24.00 mi
Rank: #7967
23M24M
7:28 | 7:28/mi
40K
2:58:21
24.85 mi
Rank: #8163
24M40K
7:05 | 8:18/mi
25.2M
3:01:41
25.20 mi
Rank: #8332
40K25.2M
3:20 | 9:40/mi
FINISH
3:08:31
26.22 mi
Rank: #8167
25.2MFINISH
6:50 | 6:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:27
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:36:04
Pace7:20 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1322:357:1722:35
7:17
-
10K
6.21 mi11:14:1244:347:1121:59
7:05
-0:12
15K
9.32 mi11:35:481:06:107:0621:36
6:58
-0:07
20K
12.43 mi11:57:251:27:477:0421:37
6:58
0:00
HALF
13.11 mi12:02:051:32:277:044:40
6:51
-0:07
25K
15.53 mi12:19:001:49:227:0316:55
6:59
+0:08
30K
18.64 mi12:41:162:11:387:0422:16
7:11
+0:12
20M
20.00 mi12:50:512:21:137:049:35
7:04
-0:07
21M
21.00 mi12:58:252:28:477:067:34
7:34
+0:30
35K
21.75 mi13:03:352:33:577:055:10
6:55
-0:39
23M
23.00 mi13:13:262:43:487:089:51
7:53
+0:58
24M
24.00 mi13:20:542:51:167:097:28
7:28
-0:25
40K
24.85 mi13:27:592:58:217:117:05
8:18
+0:50
25.2M
25.20 mi13:31:193:01:417:133:20
9:40
+1:22
FINISH
26.22 mi13:38:093:08:317:126:50
6:43
-2:57

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:43 /mi

Average Pace

7:12 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

6:50

4% of race

Time at Steady Pace

2:26:23

78% of race

Time at Slower Pace

35:18

19% of race

Average Pace: 7:11 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:1322:357:1722:35
7:17
#10751
10K
6.21 mi11:14:1244:347:1121:59
7:05
#9943
15K
9.32 mi11:35:481:06:107:0621:36
6:58
#9273
20K
12.43 mi11:57:251:27:477:0421:37
6:58
#8818
HALF
13.11 mi12:02:051:32:277:044:40
6:51
#8744
25K
15.53 mi12:19:001:49:227:0316:55
6:59
#8460
30K
18.64 mi12:41:162:11:387:0422:16
7:11
#8158
20M
20.00 mi12:50:512:21:137:049:35
7:04
#7952
21M
21.00 mi12:58:252:28:477:067:34
7:34
#7841
35K
21.75 mi13:03:352:33:577:055:10
6:55
#7769
23M
23.00 mi13:13:262:43:487:089:51
7:53
#7923
24M
24.00 mi13:20:542:51:167:097:28
7:28
#7967
40K
24.85 mi13:27:592:58:217:117:05
8:18
#8163
25.2M
25.20 mi13:31:193:01:417:133:20
9:40
#8332
FINISH
26.22 mi13:38:093:08:317:126:50
6:43
#8167
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi10751845484548229(Top 28%)7010(Top 43%)7010(Top 470%)
10K6.21 mi3.10 mi9943+8088049+4058049+4059230(Top 32%)7640(Top 47%)7640(Top 512%)
15K9.32 mi3.11 mi9273+6707674+3757674+3758229(Top 28%)7010(Top 43%)7010(Top 470%)
20K12.43 mi3.11 mi8818+4557380+2947380+2947556(Top 26%)6538(Top 40%)6538(Top 438%)
HALF13.11 mi0.68 mi8744+747328+527328+527505(Top 26%)6538(Top 40%)6538(Top 438%)
25K15.53 mi2.42 mi8460+2847139+1897139+1897233(Top 25%)6278(Top 38%)6278(Top 421%)
30K18.64 mi3.11 mi8158+3026918+2216918+2217172(Top 25%)6105(Top 37%)6105(Top 409%)
20M20.00 mi1.36 mi7952+2066772+1466772+1465958(Top 21%)5223(Top 32%)5223(Top 350%)
21M21.00 mi1.00 mi7841+1116683+896683+896924(Top 24%)5734(Top 35%)5734(Top 385%)
35K21.75 mi0.75 mi7769+726628+556628+556459(Top 22%)5480(Top 34%)5480(Top 368%)
23M23.00 mi1.25 mi7923-1546684-566684-5611496(Top 40%)8101(Top 50%)8101(Top 543%)
24M24.00 mi1.00 mi7967-446695-116695-119779(Top 34%)7172(Top 44%)7172(Top 481%)
40K24.85 mi0.85 mi8163-1966779-846779-8414307(Top 49%)9181(Top 56%)9181(Top 616%)
25.2M25.20 mi0.35 mi8332-1696859-806859-8018000(Top 62%)10871(Top 67%)10871(Top 729%)
FINISH26.22 mi1.02 mi8167+1656738+1216738+1215497(Top 19%)4542(Top 28%)4542(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21
+97ft-345ft

Overall

8229

Males

7010

M55-59

7010

5K→10K

3.1 - 6.2 mi

Top 32%
×5
+79ft-138ft

Overall

9230

Males

7640

M55-59

7640

10K→15K

6.2 - 9.3 mi

Top 28%
×3
+67ft-78ft

Overall

8229

Males

7010

M55-59

7010

15K→20K

9.3 - 12.4 mi

Top 26%
×5
+106ft-86ft

Overall

7556

Males

6538

M55-59

6538

20K→HALF

12.4 - 13.1 mi

Top 26%
×2
+19ft-37ft

Overall

7505

Males

6538

M55-59

6538

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7233

Males

6278

M55-59

6278

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7172

Males

6105

M55-59

6105

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

5958

Males

5223

M55-59

5223

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

6924

Males

5734

M55-59

5734

21M→35K

21.0 - 21.8 mi

Top 22%
×7
+17ft-86ft

Overall

6459

Males

5480

M55-59

5480

35K→23M

21.8 - 23.0 mi

Top 40%
×5
+23ft-63ft

Overall

11496

Males

8101

M55-59

8101

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9779

Males

7172

M55-59

7172

24M→40K

24.0 - 24.9 mi

Top 49%
×1
+6ft-20ft

Overall

14307

Males

9181

M55-59

9181

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1
+13ft-16ft

Overall

18000

Males

10871

M55-59

10871

25.2M→FINISH

25.2 - 26.2 mi

Top 19%
×2
+22ft-21ft

Overall

5497

Males

4542

M55-59

4542

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing