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BOSTON MARATHON 2026

Nathan Elchami

Bib: 33187•M

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
27:35
3.11 mi
Rank: #22066
Start → 5K
27:35 | 8:53/mi
10K
54:25
6.21 mi
Rank: #21617 (+449)
5K → 10K
26:50 | 8:39/mi
15K
1:22:09
9.32 mi
Rank: #21838 (-221)
10K → 15K
27:44 | 8:56/mi
20K
1:50:43
12.43 mi
Rank: #22074 (-236)
15K → 20K
28:34 | 9:12/mi
HALF
1:56:42
13.11 mi
Rank: #22048 (+26)
20K → HALF
5:59 | 8:47/mi
25K
2:19:47
15.53 mi
Rank: #22248 (-200)
HALF → 25K
23:05 | 9:32/mi
30K
2:50:35
18.64 mi
Rank: #22419 (-171)
25K → 30K
30:48 | 9:55/mi
20M
3:04:09
20.00 mi
Rank: #22436 (-17)
30K → 20M
13:34 | 10:00/mi
21M
3:14:19
21.00 mi
Rank: #22361 (+75)
20M → 21M
10:10 | 10:10/mi
35K
3:21:11
21.75 mi
Rank: #22280 (+81)
21M → 35K
6:52 | 9:11/mi
23M
3:32:50
23.00 mi
Rank: #22125 (+155)
35K → 23M
11:39 | 9:19/mi
24M
3:42:03
24.00 mi
Rank: #22046 (+79)
23M → 24M
9:13 | 9:13/mi
40K
3:50:01
24.85 mi
Rank: #21986 (+60)
24M → 40K
7:58 | 9:20/mi
25.2M
3:53:23
25.20 mi
Rank: #21943 (+43)
40K → 25.2M
3:22 | 9:46/mi
FINISH
4:01:35
26.22 mi
Rank: #21787 (+156)
25.2M → FINISH
8:12 | 8:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:42
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:04:53
Pace9:32 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:1627:358:5327:35
8:53
-
10K
6.21 mi12:25:0654:258:4626:50
8:39
-0:14
15K
9.32 mi12:52:501:22:098:4927:44
8:56
+0:17
20K
12.43 mi13:21:241:50:438:5528:34
9:12
+0:16
HALF
13.11 mi13:27:231:56:428:555:59
8:47
-0:25
25K
15.53 mi13:50:282:19:479:0023:05
9:32
+0:45
30K
18.64 mi14:21:162:50:359:1030:48
9:55
+0:23
20M
20.00 mi14:34:503:04:099:1313:34
10:00
+0:05
21M
21.00 mi14:45:003:14:199:1610:10
10:10
+0:10
35K
21.75 mi14:51:523:21:119:166:52
9:11
-0:59
23M
23.00 mi15:03:313:32:509:1611:39
9:19
+0:08
24M
24.00 mi15:12:443:42:039:169:13
9:13
-0:06
40K
24.85 mi15:20:423:50:019:167:58
9:20
+0:07
25.2M
25.20 mi15:24:043:53:239:163:22
9:46
+0:26
FINISH
26.22 mi15:32:164:01:359:148:12
8:03
-1:43

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

8:03 /mi

Average Pace

9:13 /mi

Slowest Pace

10:10 /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

1:36:20

40% of race

Time at Steady Pace

1:04:16

27% of race

Time at Slower Pace

1:20:59

34% of race

Average Pace: 9:13 /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 mi11:58:1627:358:5327:35
8:53
#22066
10K
6.21 mi12:25:0654:258:4626:50
8:39
#21617
15K
9.32 mi12:52:501:22:098:4927:44
8:56
#21838
20K
12.43 mi13:21:241:50:438:5528:34
9:12
#22074
HALF
13.11 mi13:27:231:56:428:555:59
8:47
#22048
25K
15.53 mi13:50:282:19:479:0023:05
9:32
#22248
30K
18.64 mi14:21:162:50:359:1030:48
9:55
#22419
20M
20.00 mi14:34:503:04:099:1313:34
10:00
#22436
21M
21.00 mi14:45:003:14:199:1610:10
10:10
#22361
35K
21.75 mi14:51:523:21:119:166:52
9:11
#22280
23M
23.00 mi15:03:313:32:509:1611:39
9:19
#22125
24M
24.00 mi15:12:443:42:039:169:13
9:13
#22046
40K
24.85 mi15:20:423:50:019:167:58
9:20
#21986
25.2M
25.20 mi15:24:043:53:239:163:22
9:46
#21943
FINISH
26.22 mi15:32:164:01:359:148:12
8:03
#21787
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22066132491324922337(Top 77%)13443(Top 82%)13443(Top 235%)
10K6.21 mi3.10 mi21617+44913045+20413045+20421087(Top 73%)12835(Top 79%)12835(Top 224%)
15K9.32 mi3.11 mi21838-22113163-11813163-11822337(Top 77%)13443(Top 82%)13443(Top 235%)
20K12.43 mi3.11 mi22074-23613286-12313286-12322718(Top 78%)13596(Top 83%)13596(Top 238%)
HALF13.11 mi0.68 mi22048+2613272+1413272+1421670(Top 75%)13112(Top 80%)13112(Top 229%)
25K15.53 mi2.42 mi22248-20013368-9613368-9623068(Top 79%)13742(Top 84%)13742(Top 240%)
30K18.64 mi3.11 mi22419-17113420-5213420-5222890(Top 79%)13568(Top 83%)13568(Top 237%)
20M20.00 mi1.36 mi22436-1713424-413424-422534(Top 78%)13319(Top 82%)13319(Top 233%)
21M21.00 mi1.00 mi22361+7513371+5313371+5320958(Top 72%)12531(Top 77%)12531(Top 219%)
35K21.75 mi0.75 mi22280+8113321+5013321+5020717(Top 71%)12347(Top 76%)12347(Top 216%)
23M23.00 mi1.25 mi22125+15513233+8813233+8819869(Top 68%)11877(Top 73%)11877(Top 208%)
24M24.00 mi1.00 mi22046+7913180+5313180+5320331(Top 70%)12042(Top 74%)12042(Top 210%)
40K24.85 mi0.85 mi21986+6013143+3713143+3719731(Top 68%)11722(Top 72%)11722(Top 205%)
25.2M25.20 mi0.35 mi21943+4313115+2813115+2818462(Top 64%)11122(Top 68%)11122(Top 194%)
FINISH26.22 mi1.02 mi21787+15613037+7813037+7815470(Top 53%)9755(Top 60%)9755(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22337

Males

13443

M18-39

13443

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21087

Males

12835

M18-39

12835

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22337

Males

13443

M18-39

13443

15K→20K

9.3 - 12.4 mi

Top 78%
×5
+106ft-86ft

Overall

22718

Males

13596

M18-39

13596

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21670

Males

13112

M18-39

13112

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

23068

Males

13742

M18-39

13742

25K→30K

15.5 - 18.6 mi

Top 79%
×9
+181ft-148ft

Overall

22890

Males

13568

M18-39

13568

30K→20M

18.6 - 20.0 mi

Top 78%
×5
+64ft-50ft

Overall

22534

Males

13319

M18-39

13319

20M→21M

20.0 - 21.0 mi

Top 72%
×8
+106ft-24ft

Overall

20958

Males

12531

M18-39

12531

21M→35K

21.0 - 21.8 mi

Top 71%
×7
+17ft-86ft

Overall

20717

Males

12347

M18-39

12347

35K→23M

21.8 - 23.0 mi

Top 68%
×5
+23ft-63ft

Overall

19869

Males

11877

M18-39

11877

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20331

Males

12042

M18-39

12042

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19731

Males

11722

M18-39

11722

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18462

Males

11122

M18-39

11122

25.2M→FINISH

25.2 - 26.2 mi

Top 53%
×2
+22ft-21ft

Overall

15470

Males

9755

M18-39

9755

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1839*
Passed By
1144
Net Change
+279
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22066
5K → 10K581*132+449#22066#21617
10K → 15K85200-221#21617#21838
15K → 20K105200-236#21838#22074
20K → HALF4014+26#22074#22048
HALF → 25K72200-200#22048#22248
25K → 30K126200-171#22248#22419
30K → 20M7693-17#22419#22436
20M → 21M11742+75#22436#22361
21M → 35K9110+81#22361#22280
35K → 23M17116+155#22280#22125
23M → 24M9516+79#22125#22046
24M → 40K7717+60#22046#21986
40K → 25.2M452+43#21986#21943
25.2M → FINISH1582+156#21943#21787
TOTALS1839*1144+279

* 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