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BOSTON MARATHON 2023

Benjamin Saunders

Bib: 2613•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Masters (Masters Men)
#0 / 9891
Top 4%
Division (M45-49)
#0 / 2252
Top 4%
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
6:12/mi
19:17
↑ 97↓ 3451.5%
10K· 6.21 mi
6:11/mi
38:30
↑ 79↓ 1380.4%
15K· 9.32 mi
6:19/mi
58:06
↑ 67↓ 78
20K· 12.43 mi
6:27/mi
1:18:08
↑ 106↓ 860.1%
Half· 13.11 mi
6:23/mi
1:22:29
↑ 19↓ 370.5%
25K· 15.53 mi
6:33/mi
1:38:21
↑ 66↓ 880.2%
30K· 18.64 mi
6:45/mi
1:59:20
↑ 181↓ 1480.2%
20M
6:54/mi
2:08:42
↑ 64↓ 500.2%
21M
7:15/mi
2:15:57
↑ 106↓ 241.6%
35K· 21.75 mi
6:41/mi
2:20:57
↑ 17↓ 861.7%
23M
7:04/mi
2:29:48
↑ 23↓ 630.6%
24M
6:48/mi
2:36:36
↓ 821.3%
40K· 24.85 mi
6:56/mi
2:42:32
↓ 200.3%
25.2M
7:29/mi
2:45:07
↑ 13↓ 160.2%
Finish· 26.22 mi
6:36/mi
2:51:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:29
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:29:22
Pace6:49 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0119:176:1219:17
6:12
-
10K
6.21 mi10:39:1438:306:1219:13
6:11
-0:01
15K
9.32 mi10:58:5058:066:1419:36
6:19
+0:08
20K
12.43 mi11:18:521:18:086:1720:02
6:27
+0:08
Half
13.11 mi11:23:131:22:296:184:21
6:23
-0:04
25K
15.53 mi11:39:051:38:216:2015:52
6:33
+0:10
30K
18.64 mi12:00:041:59:206:2420:59
6:45
+0:12
20M
20.00 mi12:09:262:08:426:269:22
6:54
+0:09
21M
21.00 mi12:16:412:15:576:287:15
7:15
+0:21
35K
21.75 mi12:21:412:20:576:295:00
6:41
-0:34
23M
23.00 mi12:30:322:29:486:318:51
7:04
+0:23
24M
24.00 mi12:37:202:36:366:326:48
6:48
-0:16
40K
24.85 mi12:43:162:42:326:325:56
6:56
+0:08
25.2M
25.20 mi12:45:512:45:076:332:35
7:29
+0:33
Finish
26.22 mi12:52:352:51:516:346:44
6:36
-0:53

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

6:11 /mi

Average Pace

6:34 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:29

48% of race

Time at Steady Pace

55:23

32% of race

Time at Slower Pace

33:59

20% of race

Average Pace: 6:33 /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 mi10:20:0119:176:1219:17
6:12
#1152
10K
6.21 mi10:39:1438:306:1219:13
6:11
#1191
15K
9.32 mi10:58:5058:066:1419:36
6:19
#1302
20K
12.43 mi11:18:521:18:086:1720:02
6:27
#1458
Half
13.11 mi11:23:131:22:296:184:21
6:23
#1493
25K
15.53 mi11:39:051:38:216:2015:52
6:33
#1607
30K
18.64 mi12:00:041:59:206:2420:59
6:45
#1737
20M
20.00 mi12:09:262:08:426:269:22
6:54
#1832
21M
21.00 mi12:16:412:15:576:287:15
7:15
#1880
35K
21.75 mi12:21:412:20:576:295:00
6:41
#1919
23M
23.00 mi12:30:322:29:486:318:51
7:04
#2000
24M
24.00 mi12:37:202:36:366:326:48
6:48
#2041
40K
24.85 mi12:43:162:42:326:325:56
6:56
#2074
25.2M
25.20 mi12:45:512:45:076:332:35
7:29
#2089
Finish
26.22 mi12:52:352:51:516:346:44
6:36
#2083
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1152109010901694(Top 6%)1620(Top 11%)1620(Top 72%)
10K6.21 mi3.10 mi1191-391128-381128-381301(Top 5%)1238(Top 8%)1238(Top 55%)
15K9.32 mi3.11 mi1302-1111239-1111239-1111694(Top 6%)1620(Top 11%)1620(Top 72%)
20K12.43 mi3.11 mi1458-1561391-1521391-1522025(Top 8%)1944(Top 13%)1944(Top 86%)
Half13.11 mi0.68 mi1493-351425-341425-342113(Top 8%)2029(Top 13%)2029(Top 90%)
25K15.53 mi2.42 mi1607-1141539-1141539-1142388(Top 9%)2287(Top 15%)2287(Top 102%)
30K18.64 mi3.11 mi1737-1301661-1221661-1222698(Top 10%)2562(Top 17%)2562(Top 114%)
20M20.00 mi1.36 mi1832-951751-901751-903341(Top 13%)3124(Top 21%)3124(Top 139%)
21M21.00 mi1.00 mi1880-481800-491800-493319(Top 12%)3089(Top 20%)3089(Top 137%)
35K21.75 mi0.75 mi1919-391838-381838-383417(Top 13%)3169(Top 21%)3169(Top 141%)
23M23.00 mi1.25 mi2000-811917-791917-794108(Top 15%)3764(Top 25%)3764(Top 167%)
24M24.00 mi1.00 mi2041-411957-401957-403611(Top 14%)3310(Top 22%)3310(Top 147%)
40K24.85 mi0.85 mi2074-331989-321989-323497(Top 13%)3176(Top 21%)3176(Top 141%)
25.2M25.20 mi0.35 mi2089-152003-142003-143757(Top 14%)3347(Top 22%)3347(Top 149%)
Finish26.22 mi1.02 mi2083+61997+61997+62997(Top 11%)2706(Top 18%)2706(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1694

Males

1620

M45-49

1620

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1301

Males

1238

M45-49

1238

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1694

Males

1620

M45-49

1620

15K→20K

9.3 - 12.4 mi

Top 8%
×5story building
+106ft-86ft

Overall

2025

Males

1944

M45-49

1944

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2113

Males

2029

M45-49

2029

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2388

Males

2287

M45-49

2287

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2698

Males

2562

M45-49

2562

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3341

Males

3124

M45-49

3124

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3319

Males

3089

M45-49

3089

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3417

Males

3169

M45-49

3169

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4108

Males

3764

M45-49

3764

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3611

Males

3310

M45-49

3310

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3497

Males

3176

M45-49

3176

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3757

Males

3347

M45-49

3347

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2997

Males

2706

M45-49

2706

Passing Analysis

Category:
Athletes Passed
232
Passed By
1163
Net Change
-931
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1152
5K → 10K4180-39#1152#1191
10K → 15K12123-111#1191#1302
15K → 20K15171-156#1302#1458
20K → Half136-35#1458#1493
Half → 25K15129-114#1493#1607
25K → 30K19149-130#1607#1737
30K → 20M14109-95#1737#1832
20M → 21M1563-48#1832#1880
21M → 35K544-39#1880#1919
35K → 23M19100-81#1919#2000
23M → 24M1051-41#2000#2041
24M → 40K1750-33#2041#2074
40K → 25.2M1025-15#2074#2089
25.2M → Finish3933+6#2089#2083
TOTALS2321163-931
📊

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