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BOSTON MARATHON 2026

Jamie Rosas

Bib: 32751•M

MA

0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Division (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds

⏱️ 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
10:51/mi
33:40
↑ 97↓ 3451.5%
10K· 6.21 mi
10:31/mi
1:06:18
↑ 79↓ 1380.4%
15K· 9.32 mi
10:11/mi
1:37:55
↑ 67↓ 78
20K· 12.43 mi
9:59/mi
2:08:56
↑ 106↓ 860.1%
HALF· 13.11 mi
9:49/mi
2:15:37
↑ 19↓ 370.5%
25K· 15.53 mi
10:13/mi
2:40:23
↑ 66↓ 880.2%
30K· 18.64 mi
10:12/mi
3:12:04
↑ 181↓ 1480.2%
20M
9:54/mi
3:25:30
↑ 64↓ 500.2%
21M
9:23/mi
3:34:53
↑ 106↓ 241.6%
35K· 21.75 mi
9:29/mi
3:41:58
↑ 17↓ 861.7%
23M
9:47/mi
3:54:12
↑ 23↓ 630.6%
24M
10:28/mi
4:04:40
↓ 821.3%
40K· 24.85 mi
10:04/mi
4:13:16
↓ 200.3%
25.2M
10:27/mi
4:16:52
↑ 13↓ 160.2%
FINISH· 26.22 mi
9:12/mi
4:26:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HALF
Distance13.11 mi
Time2:15:37
Pace10:21 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:10:37
Pace9:58 /mi
📊Negative Split: 3.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:04:2933:4010:5133:40
10:51
-
10K
6.21 mi12:37:071:06:1810:4132:38
10:31
-0:20
15K
9.32 mi13:08:441:37:5510:3131:37
10:11
-0:20
20K
12.43 mi13:39:452:08:5610:2331:01
9:59
-0:12
HALF
13.11 mi13:46:262:15:3710:216:41
9:49
-0:10
25K
15.53 mi14:11:122:40:2310:2024:46
10:13
+0:24
30K
18.64 mi14:42:533:12:0410:1931:41
10:12
-0:01
20M
20.00 mi14:56:193:25:3010:1713:26
9:54
-0:18
21M
21.00 mi15:05:423:34:5310:149:23
9:23
-0:31
35K
21.75 mi15:12:473:41:5810:137:05
9:29
+0:06
23M
23.00 mi15:25:013:54:1210:1112:14
9:47
+0:18
24M
24.00 mi15:35:294:04:4010:1210:28
10:28
+0:41
40K
24.85 mi15:44:054:13:1610:128:36
10:04
-0:24
25.2M
25.20 mi15:47:414:16:5210:123:36
10:27
+0:23
FINISH
26.22 mi15:57:034:26:1410:109:22
9:12
-1:15

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

9:12 /mi

Average Pace

10:10 /mi

Slowest Pace

10:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:48

37% of race

Time at Steady Pace

2:48:26

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:09 /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 mi12:04:2933:4010:5133:40
10:51
#27778
10K
6.21 mi12:37:071:06:1810:4132:38
10:31
#27344
15K
9.32 mi13:08:441:37:5510:3131:37
10:11
#26901
20K
12.43 mi13:39:452:08:5610:2331:01
9:59
#26447
HALF
13.11 mi13:46:262:15:3710:216:41
9:49
#26401
25K
15.53 mi14:11:122:40:2310:2024:46
10:13
#26151
30K
18.64 mi14:42:533:12:0410:1931:41
10:12
#25688
20M
20.00 mi14:56:193:25:3010:1713:26
9:54
#25444
21M
21.00 mi15:05:423:34:5310:149:23
9:23
#25167
35K
21.75 mi15:12:473:41:5810:137:05
9:29
#25037
23M
23.00 mi15:25:013:54:1210:1112:14
9:47
#24843
24M
24.00 mi15:35:294:04:4010:1210:28
10:28
#24819
40K
24.85 mi15:44:054:13:1610:128:36
10:04
#24725
25.2M
25.20 mi15:47:414:16:5210:123:36
10:27
#24665
FINISH
26.22 mi15:57:034:26:1410:109:22
9:12
#24543
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi27778159361593626077(Top 90%)15204(Top 93%)15204(Top 266%)
10K6.21 mi3.10 mi27344+43415754+18215754+18226913(Top 93%)15564(Top 95%)15564(Top 272%)
15K9.32 mi3.11 mi26901+44315569+18515569+18526077(Top 90%)15204(Top 93%)15204(Top 266%)
20K12.43 mi3.11 mi26447+45415364+20515364+20525005(Top 86%)14709(Top 90%)14709(Top 257%)
HALF13.11 mi0.68 mi26401+4615343+2115343+2125137(Top 87%)14744(Top 90%)14744(Top 258%)
25K15.53 mi2.42 mi26151+25015223+12015223+12024790(Top 85%)14574(Top 89%)14574(Top 255%)
30K18.64 mi3.11 mi25688+46314997+22614997+22623619(Top 81%)13901(Top 85%)13901(Top 243%)
20M20.00 mi1.36 mi25444+24414871+12614871+12622278(Top 77%)13200(Top 81%)13200(Top 231%)
21M21.00 mi1.00 mi25167+27714721+15014721+15018005(Top 62%)11152(Top 68%)11152(Top 195%)
35K21.75 mi0.75 mi25037+13014650+7114650+7121668(Top 75%)12811(Top 78%)12811(Top 224%)
23M23.00 mi1.25 mi24843+19414551+9914551+9921489(Top 74%)12679(Top 78%)12679(Top 222%)
24M24.00 mi1.00 mi24819+2414525+2614525+2624026(Top 83%)13845(Top 85%)13845(Top 242%)
40K24.85 mi0.85 mi24725+9414462+6314462+6322090(Top 76%)12867(Top 79%)12867(Top 225%)
25.2M25.20 mi0.35 mi24665+6014430+3214430+3220874(Top 72%)12304(Top 75%)12304(Top 215%)
FINISH26.22 mi1.02 mi24543+12214351+7914351+7921263(Top 73%)12484(Top 76%)12484(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

26077

Males

15204

M18-39

15204

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26913

Males

15564

M18-39

15564

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

26077

Males

15204

M18-39

15204

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

25005

Males

14709

M18-39

14709

20K→HALF

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

25137

Males

14744

M18-39

14744

HALF→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24790

Males

14574

M18-39

14574

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23619

Males

13901

M18-39

13901

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

22278

Males

13200

M18-39

13200

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

18005

Males

11152

M18-39

11152

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21668

Males

12811

M18-39

12811

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

21489

Males

12679

M18-39

12679

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

24026

Males

13845

M18-39

13845

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

22090

Males

12867

M18-39

12867

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20874

Males

12304

M18-39

12304

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

21263

Males

12484

M18-39

12484

Passing Analysis

Category:
Athletes Passed
3330
Passed By
95
Net Change
+3235
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27778
5K → 10K46632+434#27778#27344
10K → 15K4485+443#27344#26901
15K → 20K4551+454#26901#26447
20K → HALF493+46#26447#26401
HALF → 25K2566+250#26401#26151
25K → 30K4652+463#26151#25688
30K → 20M2462+244#25688#25444
20M → 21M2770+277#25444#25167
21M → 35K1322+130#25167#25037
35K → 23M1984+194#25037#24843
23M → 24M5127+24#24843#24819
24M → 40K1017+94#24819#24725
40K → 25.2M622+60#24725#24665
25.2M → FINISH1242+122#24665#24543
TOTALS333095+3235
📊

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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OTQ

Olympic Trials Qualifying analysis available

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing