All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Nereyda Tojin

Bib: 23363•F

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
29:30
3.11 mi
Rank: #24476
Start → 5K
29:30 | 9:30/mi
10K
58:34
6.21 mi
Rank: #24313 (+163)
5K → 10K
29:04 | 9:22/mi
15K
1:28:08
9.32 mi
Rank: #24381 (-68)
10K → 15K
29:34 | 9:31/mi
20K
1:58:33
12.43 mi
Rank: #24438 (-57)
15K → 20K
30:25 | 9:48/mi
HALF
2:05:21
13.11 mi
Rank: #24510 (-72)
20K → HALF
6:48 | 9:59/mi
25K
2:29:36
15.53 mi
Rank: #24462 (+48)
HALF → 25K
24:15 | 10:00/mi
30K
3:02:52
18.64 mi
Rank: #24519 (-57)
25K → 30K
33:16 | 10:43/mi
20M
3:17:58
20.00 mi
Rank: #24564 (-45)
30K → 20M
15:06 | 11:08/mi
21M
3:29:52
21.00 mi
Rank: #24586 (-22)
20M → 21M
11:54 | 11:54/mi
35K
3:37:58
21.75 mi
Rank: #24599 (-13)
21M → 35K
8:06 | 10:50/mi
23M
3:51:43
23.00 mi
Rank: #24590 (+9)
35K → 23M
13:45 | 11:00/mi
24M
4:03:04
24.00 mi
Rank: #24652 (-62)
23M → 24M
11:21 | 11:21/mi
40K
4:12:25
24.85 mi
Rank: #24624 (+28)
24M → 40K
9:21 | 10:57/mi
25.2M
4:16:21
25.20 mi
Rank: #24609 (+15)
40K → 25.2M
3:56 | 11:25/mi
FINISH
4:27:02
26.22 mi
Rank: #24634 (-25)
25.2M → FINISH
10:41 | 10:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:05:21
Pace9:34 /mi
2nd Half
Distance13.11 mi
Time2:21:41
Pace10:49 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:0429:309:3029:30
9:30
-
10K
6.21 mi12:06:0858:349:2629:04
9:22
-0:08
15K
9.32 mi12:35:421:28:089:2829:34
9:31
+0:09
20K
12.43 mi13:06:071:58:339:3330:25
9:48
+0:17
HALF
13.11 mi13:12:552:05:219:346:48
9:59
+0:11
25K
15.53 mi13:37:102:29:369:3824:15
10:00
+0:01
30K
18.64 mi14:10:263:02:529:4933:16
10:43
+0:43
20M
20.00 mi14:25:323:17:589:5415:06
11:08
+0:25
21M
21.00 mi14:37:263:29:5210:0011:54
11:54
+0:46
35K
21.75 mi14:45:323:37:5810:028:06
10:50
-1:04
23M
23.00 mi14:59:173:51:4310:0513:45
11:00
+0:10
24M
24.00 mi15:10:384:03:0410:0811:21
11:21
+0:21
40K
24.85 mi15:19:594:12:2510:109:21
10:57
-0:24
25.2M
25.20 mi15:23:554:16:2110:113:56
11:25
+0:28
FINISH
26.22 mi15:34:364:27:0210:1210:41
10:30
-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

9:22 /mi

Average Pace

10:12 /mi

Slowest Pace

11:54 /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

2:29:36

56% of race

Time at Steady Pace

1:15:09

28% of race

Time at Slower Pace

42:17

16% of race

Average Pace: 10:11 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:37:0429:309:3029:30
9:30
#24476
10K
6.21 mi12:06:0858:349:2629:04
9:22
#24313
15K
9.32 mi12:35:421:28:089:2829:34
9:31
#24381
20K
12.43 mi13:06:071:58:339:3330:25
9:48
#24438
HALF
13.11 mi13:12:552:05:219:346:48
9:59
#24510
25K
15.53 mi13:37:102:29:369:3824:15
10:00
#24462
30K
18.64 mi14:10:263:02:529:4933:16
10:43
#24519
20M
20.00 mi14:25:323:17:589:5415:06
11:08
#24564
21M
21.00 mi14:37:263:29:5210:0011:54
11:54
#24586
35K
21.75 mi14:45:323:37:5810:028:06
10:50
#24599
23M
23.00 mi14:59:173:51:4310:0513:45
11:00
#24590
24M
24.00 mi15:10:384:03:0410:0811:21
11:21
#24652
40K
24.85 mi15:19:594:12:2510:109:21
10:57
#24624
25.2M
25.20 mi15:23:554:16:2110:113:56
11:25
#24609
FINISH
26.22 mi15:34:364:27:0210:1210:41
10:30
#24634
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi244769919991924489(Top 84%)9912(Top 79%)9912(Top 804%)
10K6.21 mi3.10 mi24313+1639820+999820+9924153(Top 83%)9742(Top 77%)9742(Top 790%)
15K9.32 mi3.11 mi24381-689839-199839-1924489(Top 84%)9912(Top 79%)9912(Top 804%)
20K12.43 mi3.11 mi24438-579880-419880-4124530(Top 85%)9958(Top 79%)9958(Top 808%)
HALF13.11 mi0.68 mi24510-729920-409920-4025648(Top 88%)10566(Top 84%)10566(Top 857%)
25K15.53 mi2.42 mi24462+489903+179903+1724315(Top 84%)9880(Top 79%)9880(Top 801%)
30K18.64 mi3.11 mi24519-579966-639966-6324738(Top 85%)10239(Top 81%)10239(Top 830%)
20M20.00 mi1.36 mi24564-4510006-4010006-4025132(Top 87%)10511(Top 84%)10511(Top 852%)
21M21.00 mi1.00 mi24586-2210033-2710033-2724909(Top 86%)10451(Top 83%)10451(Top 848%)
35K21.75 mi0.75 mi24599-1310052-1910052-1924941(Top 86%)10491(Top 83%)10491(Top 851%)
23M23.00 mi1.25 mi24590+910059-710059-724480(Top 84%)10298(Top 82%)10298(Top 835%)
24M24.00 mi1.00 mi24652-6210107-4810107-4825720(Top 89%)10960(Top 87%)10960(Top 889%)
40K24.85 mi0.85 mi24624+2810110-310110-324133(Top 83%)10198(Top 81%)10198(Top 827%)
25.2M25.20 mi0.35 mi24609+1510113-310113-323346(Top 80%)9807(Top 78%)9807(Top 795%)
FINISH26.22 mi1.02 mi24634-2510141-2810141-2825039(Top 86%)10648(Top 85%)10648(Top 864%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21
+97ft-345ft

Overall

24489

Females

9912

F50-54

9912

5K→10K

3.1 - 6.2 mi

Top 83%
×5
+79ft-138ft

Overall

24153

Females

9742

F50-54

9742

10K→15K

6.2 - 9.3 mi

Top 84%
×3
+67ft-78ft

Overall

24489

Females

9912

F50-54

9912

15K→20K

9.3 - 12.4 mi

Top 85%
×5
+106ft-86ft

Overall

24530

Females

9958

F50-54

9958

20K→HALF

12.4 - 13.1 mi

Top 88%
×2
+19ft-37ft

Overall

25648

Females

10566

F50-54

10566

HALF→25K

13.1 - 15.5 mi

Top 84%
×4
+66ft-88ft

Overall

24315

Females

9880

F50-54

9880

25K→30K

15.5 - 18.6 mi

Top 85%
×9
+181ft-148ft

Overall

24738

Females

10239

F50-54

10239

30K→20M

18.6 - 20.0 mi

Top 87%
×5
+64ft-50ft

Overall

25132

Females

10511

F50-54

10511

20M→21M

20.0 - 21.0 mi

Top 86%
×8
+106ft-24ft

Overall

24909

Females

10451

F50-54

10451

21M→35K

21.0 - 21.8 mi

Top 86%
×7
+17ft-86ft

Overall

24941

Females

10491

F50-54

10491

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24480

Females

10298

F50-54

10298

23M→24M

23.0 - 24.0 mi

Top 89%
×6
+12ft-82ft

Overall

25720

Females

10960

F50-54

10960

24M→40K

24.0 - 24.9 mi

Top 83%
×1
+6ft-20ft

Overall

24133

Females

10198

F50-54

10198

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1
+13ft-16ft

Overall

23346

Females

9807

F50-54

9807

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2
+22ft-21ft

Overall

25039

Females

10648

F50-54

10648

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1124
Passed By
1282
Net Change
-158
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24476
5K → 10K307144+163#24476#24313
10K → 15K115183-68#24313#24381
15K → 20K110167-57#24381#24438
20K → HALF678-72#24438#24510
HALF → 25K12779+48#24510#24462
25K → 30K123180-57#24462#24519
30K → 20M5499-45#24519#24564
20M → 21M5274-22#24564#24586
21M → 35K3548-13#24586#24599
35K → 23M5647+9#24599#24590
23M → 24M2385-62#24590#24652
24M → 40K6032+28#24652#24624
40K → 25.2M249+15#24624#24609
25.2M → FINISH3257-25#24609#24634
TOTALS11241282-158
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing