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BOSTON MARATHON 2026

Christopher Eiswerth

Bib: 5739•M

CO

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 30%
Gender (Male)
#0 / 16340
Top 43%
Masters (Masters Men)
#0 / 10617
Top 31%
Age Group (M45-49)
#0 / 2413
Top 47%
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
20:40
3.11 mi
Rank: #5451
Start → 5K
20:40 | 6:40/mi
10K
41:09
6.21 mi
Rank: #5182 (+269)
5K → 10K
20:29 | 6:36/mi
15K
1:02:30
9.32 mi
Rank: #5881 (-699)
10K → 15K
21:21 | 6:53/mi
20K
1:22:56
12.43 mi
Rank: #5404 (+477)
15K → 20K
20:26 | 6:35/mi
HALF
1:27:25
13.11 mi
Rank: #5371 (+33)
20K → HALF
4:29 | 6:35/mi
25K
1:44:22
15.53 mi
Rank: #5662 (-291)
HALF → 25K
16:57 | 7:00/mi
30K
2:07:50
18.64 mi
Rank: #6589 (-927)
25K → 30K
23:28 | 7:34/mi
20M
2:18:40
20.00 mi
Rank: #7030 (-441)
30K → 20M
10:50 | 7:59/mi
21M
2:27:26
21.00 mi
Rank: #7380 (-350)
20M → 21M
8:46 | 8:46/mi
35K
2:32:57
21.75 mi
Rank: #7438 (-58)
21M → 35K
5:31 | 7:23/mi
23M
2:43:26
23.00 mi
Rank: #7788 (-350)
35K → 23M
10:29 | 8:23/mi
24M
2:51:25
24.00 mi
Rank: #8014 (-226)
23M → 24M
7:59 | 7:59/mi
40K
2:58:43
24.85 mi
Rank: #8285 (-271)
24M → 40K
7:18 | 8:33/mi
25.2M
3:02:22
25.20 mi
Rank: #8528 (-243)
40K → 25.2M
3:39 | 10:36/mi
FINISH
3:10:21
26.22 mi
Rank: #8705 (-177)
25.2M → FINISH
7:59 | 7:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:25
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:42:56
Pace7:52 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:3520:406:4020:40
6:40
-
10K
6.21 mi10:47:0441:096:3820:29
6:36
-0:04
15K
9.32 mi11:08:251:02:306:4321:21
6:53
+0:17
20K
12.43 mi11:28:511:22:566:4120:26
6:35
-0:18
HALF
13.11 mi11:33:201:27:256:414:29
6:35
0:00
25K
15.53 mi11:50:171:44:226:4416:57
7:00
+0:25
30K
18.64 mi12:13:452:07:506:5223:28
7:34
+0:34
20M
20.00 mi12:24:352:18:406:5710:50
7:59
+0:25
21M
21.00 mi12:33:212:27:267:028:46
8:46
+0:47
35K
21.75 mi12:38:522:32:577:025:31
7:23
-1:23
23M
23.00 mi12:49:212:43:267:0710:29
8:23
+1:00
24M
24.00 mi12:57:202:51:257:097:59
7:59
-0:24
40K
24.85 mi13:04:382:58:437:127:18
8:33
+0:34
25.2M
25.20 mi13:08:173:02:227:153:39
10:36
+2:03
FINISH
26.22 mi13:16:163:10:217:167:59
7:51
-2:45

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

6:35 /mi

Average Pace

7:16 /mi

Slowest Pace

10:36 /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

1:44:22

55% of race

Time at Steady Pace

55:47

29% of race

Time at Slower Pace

30:12

16% of race

Average Pace: 7:16 /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 mi10:26:3520:406:4020:40
6:40
#5451
10K
6.21 mi10:47:0441:096:3820:29
6:36
#5182
15K
9.32 mi11:08:251:02:306:4321:21
6:53
#5881
20K
12.43 mi11:28:511:22:566:4120:26
6:35
#5404
HALF
13.11 mi11:33:201:27:256:414:29
6:35
#5371
25K
15.53 mi11:50:171:44:226:4416:57
7:00
#5662
30K
18.64 mi12:13:452:07:506:5223:28
7:34
#6589
20M
20.00 mi12:24:352:18:406:5710:50
7:59
#7030
21M
21.00 mi12:33:212:27:267:028:46
8:46
#7380
35K
21.75 mi12:38:522:32:577:025:31
7:23
#7438
23M
23.00 mi12:49:212:43:267:0710:29
8:23
#7788
24M
24.00 mi12:57:202:51:257:097:59
7:59
#8014
40K
24.85 mi13:04:382:58:437:127:18
8:33
#8285
25.2M
25.20 mi13:08:173:02:227:153:39
10:36
#8528
FINISH
26.22 mi13:16:163:10:217:167:59
7:51
#8705
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5451504650467560(Top 26%)6566(Top 40%)6566(Top 272%)
10K6.21 mi3.10 mi5182+2694825+2214825+2214977(Top 17%)4647(Top 28%)4647(Top 193%)
15K9.32 mi3.11 mi5881-6995390-5655390-5657560(Top 26%)6566(Top 40%)6566(Top 272%)
20K12.43 mi3.11 mi5404+4774998+3924998+3924284(Top 15%)4040(Top 25%)4040(Top 167%)
HALF13.11 mi0.68 mi5371+334969+294969+295115(Top 18%)4745(Top 29%)4745(Top 197%)
25K15.53 mi2.42 mi5662-2915190-2215190-2217336(Top 25%)6344(Top 39%)6344(Top 263%)
30K18.64 mi3.11 mi6589-9275863-6735863-67310067(Top 35%)7738(Top 47%)7738(Top 321%)
20M20.00 mi1.36 mi7030-4416170-3076170-30712621(Top 43%)8832(Top 54%)8832(Top 366%)
21M21.00 mi1.00 mi7380-3506395-2256395-22514740(Top 51%)9688(Top 59%)9688(Top 401%)
35K21.75 mi0.75 mi7438-586427-326427-329846(Top 34%)7389(Top 45%)7389(Top 306%)
23M23.00 mi1.25 mi7788-3506611-1846611-18414912(Top 51%)9633(Top 59%)9633(Top 399%)
24M24.00 mi1.00 mi8014-2266719-1086719-10813588(Top 47%)8960(Top 55%)8960(Top 371%)
40K24.85 mi0.85 mi8285-2716846-1276846-12715874(Top 55%)9908(Top 61%)9908(Top 411%)
25.2M25.20 mi0.35 mi8528-2436968-1226968-12221247(Top 73%)12456(Top 76%)12456(Top 516%)
FINISH26.22 mi1.02 mi8705-1777038-707038-7013975(Top 48%)9014(Top 55%)9014(Top 374%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21
+97ft-345ft

Overall

7560

Males

6566

M45-49

6566

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

4977

Males

4647

M45-49

4647

10K→15K

6.2 - 9.3 mi

Top 26%
×3
+67ft-78ft

Overall

7560

Males

6566

M45-49

6566

15K→20K

9.3 - 12.4 mi

Top 15%
×5
+106ft-86ft

Overall

4284

Males

4040

M45-49

4040

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5115

Males

4745

M45-49

4745

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7336

Males

6344

M45-49

6344

25K→30K

15.5 - 18.6 mi

Top 35%
×9
+181ft-148ft

Overall

10067

Males

7738

M45-49

7738

30K→20M

18.6 - 20.0 mi

Top 43%
×5
+64ft-50ft

Overall

12621

Males

8832

M45-49

8832

20M→21M

20.0 - 21.0 mi

Top 51%
×8
+106ft-24ft

Overall

14740

Males

9688

M45-49

9688

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9846

Males

7389

M45-49

7389

35K→23M

21.8 - 23.0 mi

Top 51%
×5
+23ft-63ft

Overall

14912

Males

9633

M45-49

9633

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13588

Males

8960

M45-49

8960

24M→40K

24.0 - 24.9 mi

Top 55%
×1
+6ft-20ft

Overall

15874

Males

9908

M45-49

9908

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1
+13ft-16ft

Overall

21247

Males

12456

M45-49

12456

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

13975

Males

9014

M45-49

9014

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1125*
Passed By
2188
Net Change
-3254
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5451
5K → 10K355*86+269#5451#5182
10K → 15K16200-699#5182#5881
15K → 20K479*2+477#5881#5404
20K → HALF4411+33#5404#5371
HALF → 25K41200-291#5371#5662
25K → 30K25200-927#5662#6589
30K → 20M14200-441#6589#7030
20M → 21M17200-350#7030#7380
21M → 35K3189-58#7380#7438
35K → 23M34200-350#7438#7788
23M → 24M18200-226#7788#8014
24M → 40K21200-271#8014#8285
40K → 25.2M6200-243#8285#8528
25.2M → FINISH24200-177#8528#8705
TOTALS1125*2188-3254

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing