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BOSTON MARATHON 2023

Tyler Kretschmar

Bib: 26000•M

NH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
8:31/mi
26:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
50:15
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:14:14
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:38:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:44:18
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
2:03:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:08/mi
2:28:42
↑ 181↓ 1480.2%
20M
8:29/mi
2:40:14
↑ 64↓ 500.2%
21M
9:12/mi
2:49:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:37/mi
2:55:53
↑ 17↓ 861.7%
23M
8:49/mi
3:06:55
↑ 23↓ 630.6%
24M
8:28/mi
3:15:23
↓ 821.3%
40K· 24.85 mi
8:45/mi
3:22:52
↓ 200.3%
25.2M
9:14/mi
3:26:03
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:34:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:18
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3526:288:3126:28
8:31
-
10K
6.21 mi12:11:2250:158:0523:47
7:39
-0:52
15K
9.32 mi12:35:211:14:147:5823:59
7:43
+0:04
20K
12.43 mi13:00:031:38:567:5824:42
7:57
+0:14
Half
13.11 mi13:05:251:44:187:575:22
7:52
-0:05
25K
15.53 mi13:24:332:03:267:5719:08
7:53
+0:01
30K
18.64 mi13:49:492:28:427:5925:16
8:08
+0:15
20M
20.00 mi14:01:212:40:148:0111:32
8:29
+0:21
21M
21.00 mi14:10:332:49:268:049:12
9:12
+0:43
35K
21.75 mi14:17:002:55:538:056:27
8:37
-0:35
23M
23.00 mi14:28:023:06:558:0811:02
8:49
+0:12
24M
24.00 mi14:36:303:15:238:088:28
8:28
-0:21
40K
24.85 mi14:43:593:22:528:107:29
8:45
+0:17
25.2M
25.20 mi14:47:103:26:038:113:11
9:14
+0:29
Finish
26.22 mi14:55:363:34:298:118:26
8:17
-0:57

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

7:39 /mi

Average Pace

8:11 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:14

57% of race

Time at Steady Pace

1:01:21

29% of race

Time at Slower Pace

30:54

14% of race

Average Pace: 8:11 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:47:3526:288:3126:28
8:31
#17669
10K
6.21 mi12:11:2250:158:0523:47
7:39
#15009
15K
9.32 mi12:35:211:14:147:5823:59
7:43
#14081
20K
12.43 mi13:00:031:38:567:5824:42
7:57
#13791
Half
13.11 mi13:05:251:44:187:575:22
7:52
#13752
25K
15.53 mi13:24:332:03:267:5719:08
7:53
#13430
30K
18.64 mi13:49:492:28:427:5925:16
8:08
#13111
20M
20.00 mi14:01:212:40:148:0111:32
8:29
#13136
21M
21.00 mi14:10:332:49:268:049:12
9:12
#13187
35K
21.75 mi14:17:002:55:538:056:27
8:37
#13309
23M
23.00 mi14:28:023:06:558:0811:02
8:49
#13408
24M
24.00 mi14:36:303:15:238:088:28
8:28
#13421
40K
24.85 mi14:43:593:22:528:107:29
8:45
#13465
25.2M
25.20 mi14:47:103:26:038:113:11
9:14
#13462
Finish
26.22 mi14:55:363:34:298:118:26
8:17
#13496
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17669112911129112006(Top 45%)9088(Top 60%)9088(Top 172%)
10K6.21 mi3.10 mi15009+266010331+96010331+96011828(Top 44%)9037(Top 60%)9037(Top 171%)
15K9.32 mi3.11 mi14081+9289952+3799952+37912006(Top 45%)9088(Top 60%)9088(Top 172%)
20K12.43 mi3.11 mi13791+2909815+1379815+13713025(Top 49%)9448(Top 62%)9448(Top 179%)
Half13.11 mi0.68 mi13752+399803+129803+1213269(Top 50%)9599(Top 63%)9599(Top 182%)
25K15.53 mi2.42 mi13430+3229652+1519652+15111847(Top 45%)8847(Top 58%)8847(Top 167%)
30K18.64 mi3.11 mi13111+3199476+1769476+17611877(Top 45%)8753(Top 58%)8753(Top 166%)
20M20.00 mi1.36 mi13136-259475+19475+113529(Top 51%)9371(Top 62%)9371(Top 177%)
21M21.00 mi1.00 mi13187-519489-149489-1414453(Top 54%)9693(Top 64%)9693(Top 183%)
35K21.75 mi0.75 mi13309-1229516-279516-2715933(Top 60%)10256(Top 68%)10256(Top 194%)
23M23.00 mi1.25 mi13408-999534-189534-1815037(Top 56%)9819(Top 65%)9819(Top 186%)
24M24.00 mi1.00 mi13421-139517+179517+1714246(Top 54%)9412(Top 62%)9412(Top 178%)
40K24.85 mi0.85 mi13465-449510+79510+714791(Top 56%)9590(Top 63%)9590(Top 181%)
25.2M25.20 mi0.35 mi13462+39493+179493+1713737(Top 52%)9105(Top 60%)9105(Top 172%)
Finish26.22 mi1.02 mi13496-349488+59488+513927(Top 52%)9214(Top 61%)9214(Top 174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12006

Males

9088

M18-39

9088

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11828

Males

9037

M18-39

9037

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12006

Males

9088

M18-39

9088

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13025

Males

9448

M18-39

9448

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13269

Males

9599

M18-39

9599

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11847

Males

8847

M18-39

8847

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11877

Males

8753

M18-39

8753

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13529

Males

9371

M18-39

9371

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14453

Males

9693

M18-39

9693

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

15933

Males

10256

M18-39

10256

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15037

Males

9819

M18-39

9819

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

14246

Males

9412

M18-39

9412

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14791

Males

9590

M18-39

9590

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13737

Males

9105

M18-39

9105

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13927

Males

9214

M18-39

9214

Passing Analysis

Category:
Athletes Passed
5166
Passed By
993
Net Change
+4173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17669
5K → 10K267010+2660#17669#15009
10K → 15K94214+928#15009#14081
15K → 20K33747+290#14081#13791
20K → Half5213+39#13791#13752
Half → 25K34321+322#13752#13430
25K → 30K36950+319#13430#13111
30K → 20M78103-25#13111#13136
20M → 21M73124-51#13136#13187
21M → 35K27149-122#13187#13309
35K → 23M61160-99#13309#13408
23M → 24M6881-13#13408#13421
24M → 40K4791-44#13421#13465
40K → 25.2M3734+3#13465#13462
25.2M → Finish6296-34#13462#13496
TOTALS5166993+4173
📊

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