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BOSTON MARATHON 2023

Aidan Gerard

Bib: 9931•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:20/mi
22:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:36
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:08:33
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:32:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:37:28
↑ 19↓ 370.5%
25K· 15.53 mi
7:31/mi
1:55:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:19:16
↑ 181↓ 1480.2%
20M
7:49/mi
2:29:54
↑ 64↓ 500.2%
21M
8:10/mi
2:38:04
↑ 106↓ 241.6%
35K· 21.75 mi
7:20/mi
2:43:33
↑ 17↓ 861.7%
23M
7:36/mi
2:53:04
↑ 23↓ 630.6%
24M
7:18/mi
3:00:22
↓ 821.3%
40K· 24.85 mi
7:44/mi
3:06:59
↓ 200.3%
25.2M
8:33/mi
3:09:56
↑ 13↓ 160.2%
Finish· 26.22 mi
7:12/mi
3:17:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:28
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2522:487:2022:48
7:20
-
10K
6.21 mi11:11:1345:367:2022:48
7:20
0:00
15K
9.32 mi11:34:101:08:337:2122:57
7:23
+0:03
20K
12.43 mi11:58:081:32:317:2723:58
7:43
+0:20
Half
13.11 mi12:03:051:37:287:264:57
7:15
-0:28
25K
15.53 mi12:21:191:55:427:2718:14
7:31
+0:16
30K
18.64 mi12:44:532:19:167:2823:34
7:35
+0:04
20M
20.00 mi12:55:312:29:547:3010:38
7:49
+0:14
21M
21.00 mi13:03:412:38:047:328:10
8:10
+0:21
35K
21.75 mi13:09:102:43:337:315:29
7:20
-0:50
23M
23.00 mi13:18:412:53:047:319:31
7:36
+0:16
24M
24.00 mi13:25:593:00:227:317:18
7:18
-0:18
40K
24.85 mi13:32:363:06:597:316:37
7:44
+0:26
25.2M
25.20 mi13:35:333:09:567:322:57
8:33
+0:49
Finish
26.22 mi13:42:533:17:167:327:20
7:12
-1:21

Checkpoints & Pacing

📈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

7:12 /mi

Average Pace

7:32 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:09

94% of race

Time at Steady Pace

8:10

4% of race

Time at Slower Pace

2:57

1% of race

Average Pace: 7:31 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:48:2522:487:2022:48
7:20
#8365
10K
6.21 mi11:11:1345:367:2022:48
7:20
#8711
15K
9.32 mi11:34:101:08:337:2122:57
7:23
#8866
20K
12.43 mi11:58:081:32:317:2723:58
7:43
#9364
Half
13.11 mi12:03:051:37:287:264:57
7:15
#9294
25K
15.53 mi12:21:191:55:427:2718:14
7:31
#9205
30K
18.64 mi12:44:532:19:167:2823:34
7:35
#8929
20M
20.00 mi12:55:312:29:547:3010:38
7:49
#8908
21M
21.00 mi13:03:412:38:047:328:10
8:10
#8863
35K
21.75 mi13:09:102:43:337:315:29
7:20
#8792
23M
23.00 mi13:18:412:53:047:319:31
7:36
#8658
24M
24.00 mi13:25:593:00:227:317:18
7:18
#8514
40K
24.85 mi13:32:363:06:597:316:37
7:44
#8490
25.2M
25.20 mi13:35:333:09:567:322:57
8:33
#8509
Finish
26.22 mi13:42:533:17:167:327:20
7:12
#8379
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8365720972099218(Top 35%)7679(Top 51%)7679(Top 343%)
10K6.21 mi3.10 mi8711-3467407-1987407-1989141(Top 34%)7655(Top 50%)7655(Top 342%)
15K9.32 mi3.11 mi8866-1557482-757482-759218(Top 35%)7679(Top 51%)7679(Top 343%)
20K12.43 mi3.11 mi9364-4987770-2887770-28811016(Top 41%)8581(Top 57%)8581(Top 383%)
Half13.11 mi0.68 mi9294+707726+447726+448230(Top 31%)7044(Top 46%)7044(Top 314%)
25K15.53 mi2.42 mi9205+897667+597667+598904(Top 33%)7369(Top 49%)7369(Top 329%)
30K18.64 mi3.11 mi8929+2767460+2077460+2077835(Top 29%)6591(Top 43%)6591(Top 294%)
20M20.00 mi1.36 mi8908+217427+337427+339033(Top 34%)7208(Top 47%)7208(Top 322%)
21M21.00 mi1.00 mi8863+457387+407387+408403(Top 32%)6709(Top 44%)6709(Top 299%)
35K21.75 mi0.75 mi8792+717329+587329+587320(Top 27%)6093(Top 40%)6093(Top 272%)
23M23.00 mi1.25 mi8658+1347217+1127217+1127089(Top 27%)5884(Top 39%)5884(Top 263%)
24M24.00 mi1.00 mi8514+1447109+1087109+1086383(Top 24%)5346(Top 35%)5346(Top 239%)
40K24.85 mi0.85 mi8490+247074+357074+358208(Top 31%)6372(Top 42%)6372(Top 284%)
25.2M25.20 mi0.35 mi8509-197079-57079-59795(Top 37%)7181(Top 47%)7181(Top 320%)
Finish26.22 mi1.02 mi8379+1306973+1066973+1066393(Top 24%)5201(Top 34%)5201(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9218

Males

7679

M40-44

7679

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9141

Males

7655

M40-44

7655

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9218

Males

7679

M40-44

7679

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11016

Males

8581

M40-44

8581

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8230

Males

7044

M40-44

7044

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8904

Males

7369

M40-44

7369

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7835

Males

6591

M40-44

6591

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9033

Males

7208

M40-44

7208

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8403

Males

6709

M40-44

6709

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7320

Males

6093

M40-44

6093

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7089

Males

5884

M40-44

5884

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6383

Males

5346

M40-44

5346

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8208

Males

6372

M40-44

6372

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9795

Males

7181

M40-44

7181

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6393

Males

5201

M40-44

5201

Passing Analysis

Category:
Athletes Passed
1615
Passed By
1629
Net Change
-14
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8365
5K → 10K121467-346#8365#8711
10K → 15K89244-155#8711#8866
15K → 20K36534-498#8866#9364
20K → Half755+70#9364#9294
Half → 25K15263+89#9294#9205
25K → 30K32852+276#9205#8929
30K → 20M8564+21#8929#8908
20M → 21M10055+45#8908#8863
21M → 35K8312+71#8863#8792
35K → 23M14915+134#8792#8658
23M → 24M1517+144#8658#8514
24M → 40K7753+24#8514#8490
40K → 25.2M2241-19#8490#8509
25.2M → Finish14717+130#8509#8379
TOTALS16151629-14
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing