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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Erin Bellissimo

Bib: 6539 •F •Age: N/A

CO

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 19%
Gender (Female)
#0 / 12578
Top 4%
Masters (Masters Women)
#0 / 6862
Top 0.9%
Age Group (F40-44)
#0 / 1737
Top 2%
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
20:28
3.11 mi
Rank: #4907
Start → 5K
20:28 | 6:36/mi
10K
41:04
6.21 mi
Rank: #5067 (-160)
5K → 10K
20:36 | 6:38/mi
15K
1:01:45
9.32 mi
Rank: #5169 (-102)
10K → 15K
20:41 | 6:40/mi
20K
1:22:42
12.43 mi
Rank: #5215 (-46)
15K → 20K
20:57 | 6:45/mi
HALF
1:27:13
13.11 mi
Rank: #5220 (-5)
20K → HALF
4:31 | 6:38/mi
25K
1:43:50
15.53 mi
Rank: #5349 (-129)
HALF → 25K
16:37 | 6:52/mi
30K
2:05:28
18.64 mi
Rank: #5370 (-21)
25K → 30K
21:38 | 6:58/mi
20M
2:15:07
20.00 mi
Rank: #5438 (-68)
30K → 20M
9:39 | 7:07/mi
21M
2:22:44
21.00 mi
Rank: #5533 (-95)
20M → 21M
7:37 | 7:37/mi
35K
2:27:58
21.75 mi
Rank: #5580 (-47)
21M → 35K
5:14 | 7:00/mi
23M
2:36:51
23.00 mi
Rank: #5585 (-5)
35K → 23M
8:53 | 7:06/mi
24M
2:43:48
24.00 mi
Rank: #5610 (-25)
23M → 24M
6:57 | 6:57/mi
40K
2:49:43
24.85 mi
Rank: #5569 (+41)
24M → 40K
5:55 | 6:56/mi
25.2M
2:52:19
25.20 mi
Rank: #5564 (+5)
40K → 25.2M
2:36 | 7:33/mi
FINISH
2:59:04
26.22 mi
Rank: #5515 (+49)
25.2M → FINISH
6:45 | 6:38/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:13
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:31:51
Pace7:01 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4720:286:3620:28
6:36
-
10K
6.21 mi10:45:2341:046:3720:36
6:38
+0:02
15K
9.32 mi11:06:041:01:456:3820:41
6:40
+0:02
20K
12.43 mi11:27:011:22:426:4020:57
6:45
+0:05
HALF
13.11 mi11:31:321:27:136:404:31
6:38
-0:07
25K
15.53 mi11:48:091:43:506:4216:37
6:52
+0:14
30K
18.64 mi12:09:472:05:286:4421:38
6:58
+0:06
20M
20.00 mi12:19:262:15:076:469:39
7:07
+0:09
21M
21.00 mi12:27:032:22:446:487:37
7:37
+0:30
35K
21.75 mi12:32:172:27:586:495:14
7:00
-0:37
23M
23.00 mi12:41:102:36:516:508:53
7:06
+0:06
24M
24.00 mi12:48:072:43:486:506:57
6:57
-0:09
40K
24.85 mi12:54:022:49:436:505:55
6:56
-0:01
25.2M
25.20 mi12:56:382:52:196:512:36
7:33
+0:37
FINISH
26.22 mi13:03:232:59:046:516:45
6:38
-0:55

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

6:36 /mi

Average Pace

6:50 /mi

Slowest Pace

7:37 /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

2:48:51

94% of race

Time at Steady Pace

10:13

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:24:4720:286:3620:28
6:36
#4907
10K
6.21 mi10:45:2341:046:3720:36
6:38
#5067
15K
9.32 mi11:06:041:01:456:3820:41
6:40
#5169
20K
12.43 mi11:27:011:22:426:4020:57
6:45
#5215
HALF
13.11 mi11:31:321:27:136:404:31
6:38
#5220
25K
15.53 mi11:48:091:43:506:4216:37
6:52
#5349
30K
18.64 mi12:09:472:05:286:4421:38
6:58
#5370
20M
20.00 mi12:19:262:15:076:469:39
7:07
#5438
21M
21.00 mi12:27:032:22:446:487:37
7:37
#5533
35K
21.75 mi12:32:172:27:586:495:14
7:00
#5580
23M
23.00 mi12:41:102:36:516:508:53
7:06
#5585
24M
24.00 mi12:48:072:43:486:506:57
6:57
#5610
40K
24.85 mi12:54:022:49:436:505:55
6:56
#5569
25.2M
25.20 mi12:56:382:52:196:512:36
7:33
#5564
FINISH
26.22 mi13:03:232:59:046:516:45
6:38
#5515
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi49073193195448(Top 19%)413(Top 3%)413(Top 24%)
10K6.21 mi3.10 mi5067-160334-15334-155311(Top 18%)388(Top 3%)388(Top 22%)
15K9.32 mi3.11 mi5169-102349-15349-155448(Top 19%)413(Top 3%)413(Top 24%)
20K12.43 mi3.11 mi5215-46366-17366-175624(Top 19%)491(Top 4%)491(Top 28%)
HALF13.11 mi0.68 mi5220-5367-1367-15588(Top 19%)494(Top 4%)494(Top 28%)
25K15.53 mi2.42 mi5349-129398-31398-316256(Top 22%)681(Top 5%)681(Top 39%)
30K18.64 mi3.11 mi5370-21421-23421-235638(Top 19%)591(Top 5%)591(Top 34%)
20M20.00 mi1.36 mi5438-68446-25446-256302(Top 22%)835(Top 7%)835(Top 48%)
21M21.00 mi1.00 mi5533-95485-39485-397279(Top 25%)1308(Top 10%)1308(Top 75%)
35K21.75 mi0.75 mi5580-47509-24509-247097(Top 24%)1181(Top 9%)1181(Top 68%)
23M23.00 mi1.25 mi5585-5521-12521-126136(Top 21%)919(Top 7%)919(Top 53%)
24M24.00 mi1.00 mi5610-25541-20541-206147(Top 21%)992(Top 8%)992(Top 57%)
40K24.85 mi0.85 mi5569+41537+4537+45041(Top 17%)712(Top 6%)712(Top 41%)
25.2M25.20 mi0.35 mi5564+5539-2539-25549(Top 19%)893(Top 7%)893(Top 51%)
FINISH26.22 mi1.02 mi5515+49542-3542-34945(Top 17%)775(Top 6%)775(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5448

Females

413

F40-44

413

5K→10K

3.1 - 6.2 mi

Top 18%
×5
+79ft-138ft

Overall

5311

Females

388

F40-44

388

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5448

Females

413

F40-44

413

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5624

Females

491

F40-44

491

20K→HALF

12.4 - 13.1 mi

Top 19%
×2
+19ft-37ft

Overall

5588

Females

494

F40-44

494

HALF→25K

13.1 - 15.5 mi

Top 22%
×4
+66ft-88ft

Overall

6256

Females

681

F40-44

681

25K→30K

15.5 - 18.6 mi

Top 19%
×9
+181ft-148ft

Overall

5638

Females

591

F40-44

591

30K→20M

18.6 - 20.0 mi

Top 22%
×5
+64ft-50ft

Overall

6302

Females

835

F40-44

835

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7279

Females

1308

F40-44

1308

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

7097

Females

1181

F40-44

1181

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

6136

Females

919

F40-44

919

23M→24M

23.0 - 24.0 mi

Top 21%
×6
+12ft-82ft

Overall

6147

Females

992

F40-44

992

24M→40K

24.0 - 24.9 mi

Top 17%
×1
+6ft-20ft

Overall

5041

Females

712

F40-44

712

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1
+13ft-16ft

Overall

5549

Females

893

F40-44

893

25.2M→FINISH

25.2 - 26.2 mi

Top 17%
×2
+22ft-21ft

Overall

4945

Females

775

F40-44

775

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
898
Passed By
1439
Net Change
-608
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4907
5K → 10K107200-160#4907#5067
10K → 15K75177-102#5067#5169
15K → 20K94140-46#5169#5215
20K → HALF1520-5#5215#5220
HALF → 25K60189-129#5220#5349
25K → 30K130151-21#5349#5370
30K → 20M47115-68#5370#5438
20M → 21M35130-95#5438#5533
21M → 35K3481-47#5533#5580
35K → 23M6772-5#5580#5585
23M → 24M5782-25#5585#5610
24M → 40K6625+41#5610#5569
40K → 25.2M2823+5#5569#5564
25.2M → FINISH8334+49#5564#5515
TOTALS8981439-608
📊

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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