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BOSTON MARATHON 2023

Michael Gunvalson

Bib: 24132•M

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M70-74)
#0 / 213
Top 48%
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
9:32/mi
29:37
↑ 97↓ 3451.5%
10K· 6.21 mi
9:27/mi
59:00
↑ 79↓ 1380.4%
15K· 9.32 mi
9:29/mi
1:28:27
↑ 67↓ 78
20K· 12.43 mi
9:35/mi
1:58:12
↑ 106↓ 860.1%
Half· 13.11 mi
9:29/mi
2:04:40
↑ 19↓ 370.5%
25K· 15.53 mi
9:47/mi
2:28:24
↑ 66↓ 880.2%
30K· 18.64 mi
10:06/mi
2:59:46
↑ 181↓ 1480.2%
20M
10:14/mi
3:13:40
↑ 64↓ 500.2%
21M
11:16/mi
3:24:56
↑ 106↓ 241.6%
35K· 21.75 mi
9:57/mi
3:32:23
↑ 17↓ 861.7%
23M
10:21/mi
3:45:21
↑ 23↓ 630.6%
24M
10:13/mi
3:55:34
↓ 821.3%
40K· 24.85 mi
10:56/mi
4:04:55
↓ 200.3%
25.2M
12:11/mi
4:09:07
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
4:19:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:40
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:15:16
Pace10:19 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4829:379:3229:37
9:32
-
10K
6.21 mi12:14:1159:009:3029:23
9:27
-0:05
15K
9.32 mi12:43:381:28:279:2929:27
9:29
+0:02
20K
12.43 mi13:13:231:58:129:3129:45
9:35
+0:06
Half
13.11 mi13:19:512:04:409:316:28
9:29
-0:06
25K
15.53 mi13:43:352:28:249:3323:44
9:47
+0:18
30K
18.64 mi14:14:572:59:469:3931:22
10:06
+0:19
20M
20.00 mi14:28:513:13:409:4113:54
10:14
+0:08
21M
21.00 mi14:40:073:24:569:4611:16
11:16
+1:02
35K
21.75 mi14:47:343:32:239:467:27
9:57
-1:19
23M
23.00 mi15:00:323:45:219:4812:58
10:21
+0:24
24M
24.00 mi15:10:453:55:349:4910:13
10:13
-0:08
40K
24.85 mi15:20:064:04:559:519:21
10:56
+0:43
25.2M
25.20 mi15:24:184:09:079:534:12
12:11
+1:15
Finish
26.22 mi15:35:074:19:569:5510:49
10:37
-1:34

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

9:27 /mi

Average Pace

9:55 /mi

Slowest Pace

12:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:40

48% of race

Time at Steady Pace

1:39:38

38% of race

Time at Slower Pace

35:38

14% of race

Average Pace: 9:55 /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 mi11:44:4829:379:3229:37
9:32
#22195
10K
6.21 mi12:14:1159:009:3029:23
9:27
#22313
15K
9.32 mi12:43:381:28:279:2929:27
9:29
#22276
20K
12.43 mi13:13:231:58:129:3129:45
9:35
#22150
Half
13.11 mi13:19:512:04:409:316:28
9:29
#22139
25K
15.53 mi13:43:352:28:249:3323:44
9:47
#22040
30K
18.64 mi14:14:572:59:469:3931:22
10:06
#21908
20M
20.00 mi14:28:513:13:409:4113:54
10:14
#21823
21M
21.00 mi14:40:073:24:569:4611:16
11:16
#21818
35K
21.75 mi14:47:343:32:239:467:27
9:57
#21800
23M
23.00 mi15:00:323:45:219:4812:58
10:21
#21740
24M
24.00 mi15:10:453:55:349:4910:13
10:13
#21731
40K
24.85 mi15:20:064:04:559:519:21
10:56
#21746
25.2M
25.20 mi15:24:184:09:079:534:12
12:11
#21765
Finish
26.22 mi15:35:074:19:569:5510:49
10:37
#21835
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi22195131991319922191(Top 83%)13271(Top 87%)13271(Top 6231%)
10K6.21 mi3.10 mi22313-11813286-8713286-8722385(Top 84%)13339(Top 88%)13339(Top 6262%)
15K9.32 mi3.11 mi22276+3713279+713279+722191(Top 83%)13271(Top 87%)13271(Top 6231%)
20K12.43 mi3.11 mi22150+12613219+6013219+6021780(Top 82%)13088(Top 86%)13088(Top 6145%)
Half13.11 mi0.68 mi22139+1113210+913210+922042(Top 83%)13212(Top 87%)13212(Top 6203%)
25K15.53 mi2.42 mi22040+9913171+3913171+3921708(Top 82%)13009(Top 86%)13009(Top 6108%)
30K18.64 mi3.11 mi21908+13213100+7113100+7121274(Top 80%)12751(Top 84%)12751(Top 5986%)
20M20.00 mi1.36 mi21823+8513058+4213058+4221089(Top 79%)12607(Top 83%)12607(Top 5919%)
21M21.00 mi1.00 mi21818+513047+1113047+1121403(Top 80%)12696(Top 84%)12696(Top 5961%)
35K21.75 mi0.75 mi21800+1813025+2213025+2221149(Top 79%)12559(Top 83%)12559(Top 5896%)
23M23.00 mi1.25 mi21740+6012981+4412981+4420958(Top 79%)12440(Top 82%)12440(Top 5840%)
24M24.00 mi1.00 mi21731+912969+1212969+1221364(Top 80%)12580(Top 83%)12580(Top 5906%)
40K24.85 mi0.85 mi21746-1512962+712962+722211(Top 83%)12944(Top 85%)12944(Top 6077%)
25.2M25.20 mi0.35 mi21765-1912967-512967-522784(Top 86%)13217(Top 87%)13217(Top 6205%)
Finish26.22 mi1.02 mi21835-7012996-2912996-2923231(Top 87%)13445(Top 89%)13445(Top 6312%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22191

Males

13271

M70-74

13271

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

22385

Males

13339

M70-74

13339

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22191

Males

13271

M70-74

13271

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21780

Males

13088

M70-74

13088

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

22042

Males

13212

M70-74

13212

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21708

Males

13009

M70-74

13009

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21274

Males

12751

M70-74

12751

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

21089

Males

12607

M70-74

12607

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21403

Males

12696

M70-74

12696

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

21149

Males

12559

M70-74

12559

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20958

Males

12440

M70-74

12440

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21364

Males

12580

M70-74

12580

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22211

Males

12944

M70-74

12944

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22784

Males

13217

M70-74

13217

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23231

Males

13445

M70-74

13445

Passing Analysis

Category:
Athletes Passed
1347
Passed By
987
Net Change
+360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22195
5K → 10K187305-118#22195#22313
10K → 15K178141+37#22313#22276
15K → 20K19670+126#22276#22150
20K → Half3221+11#22150#22139
Half → 25K14445+99#22139#22040
25K → 30K21179+132#22040#21908
30K → 20M10924+85#21908#21823
20M → 21M5853+5#21823#21818
21M → 35K4224+18#21818#21800
35K → 23M8929+60#21800#21740
23M → 24M4435+9#21740#21731
24M → 40K3449-15#21731#21746
40K → 25.2M1332-19#21746#21765
25.2M → Finish1080-70#21765#21835
TOTALS1347987+360
📊

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