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BOSTON MARATHON 2026

Simina Ionescu-Mocanu

Bib: 17874•F

AB

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 38%
Gender (Female)
#0 / 12578
Top 22%
Masters (Masters Women)
#0 / 6862
Top 8%
Age Group (F40-44)
#0 / 1737
Top 18%
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
24:36
3.11 mi
Rank: #16325
Start → 5K
24:36 | 7:56/mi
10K
48:20
6.21 mi
Rank: #15287 (+1038)
5K → 10K
23:44 | 7:39/mi
15K
1:11:27
9.32 mi
Rank: #14239 (+1048)
10K → 15K
23:07 | 7:27/mi
20K
1:34:41
12.43 mi
Rank: #13588 (+651)
15K → 20K
23:14 | 7:29/mi
HALF
1:39:46
13.11 mi
Rank: #13538 (+50)
20K → HALF
5:05 | 7:28/mi
25K
1:57:59
15.53 mi
Rank: #13206 (+332)
HALF → 25K
18:13 | 7:31/mi
30K
2:21:51
18.64 mi
Rank: #12789 (+417)
25K → 30K
23:52 | 7:41/mi
20M
2:32:10
20.00 mi
Rank: #12535 (+254)
30K → 20M
10:19 | 7:36/mi
21M
2:40:06
21.00 mi
Rank: #12348 (+187)
20M → 21M
7:56 | 7:56/mi
35K
2:45:22
21.75 mi
Rank: #12157 (+191)
21M → 35K
5:16 | 7:03/mi
23M
2:54:28
23.00 mi
Rank: #11807 (+350)
35K → 23M
9:06 | 7:17/mi
24M
3:01:31
24.00 mi
Rank: #11532 (+275)
23M → 24M
7:03 | 7:03/mi
40K
3:07:37
24.85 mi
Rank: #11258 (+274)
24M → 40K
6:06 | 7:09/mi
25.2M
3:10:18
25.20 mi
Rank: #11167 (+91)
40K → 25.2M
2:41 | 7:47/mi
FINISH
3:17:23
26.22 mi
Rank: #10968 (+199)
25.2M → FINISH
7:05 | 6:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:39:46
Pace7:37 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:37
Pace7:27 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:1624:367:5624:36
7:56
-
10K
6.21 mi11:31:0048:207:4723:44
7:39
-0:17
15K
9.32 mi11:54:071:11:277:4023:07
7:27
-0:12
20K
12.43 mi12:17:211:34:417:3823:14
7:29
+0:02
HALF
13.11 mi12:22:261:39:467:375:05
7:28
-0:01
25K
15.53 mi12:40:391:57:597:3618:13
7:31
+0:03
30K
18.64 mi13:04:312:21:517:3723:52
7:41
+0:10
20M
20.00 mi13:14:502:32:107:3710:19
7:36
-0:05
21M
21.00 mi13:22:462:40:067:387:56
7:56
+0:20
35K
21.75 mi13:28:022:45:227:375:16
7:03
-0:53
23M
23.00 mi13:37:082:54:287:369:06
7:17
+0:14
24M
24.00 mi13:44:113:01:317:347:03
7:03
-0:14
40K
24.85 mi13:50:173:07:377:336:06
7:09
+0:06
25.2M
25.20 mi13:52:583:10:187:342:41
7:47
+0:38
FINISH
26.22 mi14:00:033:17:237:337:05
6:58
-0:49

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

6:58 /mi

Average Pace

7:32 /mi

Slowest Pace

7:56 /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

2:18:18

70% of race

Time at Steady Pace

59:05

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:32 /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 mi11:07:1624:367:5624:36
7:56
#16325
10K
6.21 mi11:31:0048:207:4723:44
7:39
#15287
15K
9.32 mi11:54:071:11:277:4023:07
7:27
#14239
20K
12.43 mi12:17:211:34:417:3823:14
7:29
#13588
HALF
13.11 mi12:22:261:39:467:375:05
7:28
#13538
25K
15.53 mi12:40:391:57:597:3618:13
7:31
#13206
30K
18.64 mi13:04:312:21:517:3723:52
7:41
#12789
20M
20.00 mi13:14:502:32:107:3710:19
7:36
#12535
21M
21.00 mi13:22:462:40:067:387:56
7:56
#12348
35K
21.75 mi13:28:022:45:227:375:16
7:03
#12157
23M
23.00 mi13:37:082:54:287:369:06
7:17
#11807
24M
24.00 mi13:44:113:01:317:347:03
7:03
#11532
40K
24.85 mi13:50:173:07:377:336:06
7:09
#11258
25.2M
25.20 mi13:52:583:10:187:342:41
7:47
#11167
FINISH
26.22 mi14:00:033:17:237:337:05
6:58
#10968
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 mi163255514551412317(Top 42%)3182(Top 25%)3182(Top 183%)
10K6.21 mi3.10 mi15287+10384890+6244890+62414227(Top 49%)4246(Top 34%)4246(Top 244%)
15K9.32 mi3.11 mi14239+10484264+6264264+62612317(Top 42%)3182(Top 25%)3182(Top 183%)
20K12.43 mi3.11 mi13588+6513898+3663898+36611784(Top 41%)2987(Top 24%)2987(Top 172%)
HALF13.11 mi0.68 mi13538+503876+223876+2212657(Top 44%)3375(Top 27%)3375(Top 194%)
25K15.53 mi2.42 mi13206+3323708+1683708+16811535(Top 40%)2912(Top 23%)2912(Top 168%)
30K18.64 mi3.11 mi12789+4173531+1773531+17711095(Top 38%)2811(Top 22%)2811(Top 162%)
20M20.00 mi1.36 mi12535+2543418+1133418+1139843(Top 34%)2316(Top 18%)2316(Top 133%)
21M21.00 mi1.00 mi12348+1873325+933325+939483(Top 33%)2251(Top 18%)2251(Top 130%)
35K21.75 mi0.75 mi12157+1913223+1023223+1027482(Top 26%)1357(Top 11%)1357(Top 78%)
23M23.00 mi1.25 mi11807+3503059+1643059+1647296(Top 25%)1347(Top 11%)1347(Top 78%)
24M24.00 mi1.00 mi11532+2752936+1232936+1236875(Top 24%)1257(Top 10%)1257(Top 72%)
40K24.85 mi0.85 mi11258+2742816+1202816+1206394(Top 22%)1148(Top 9%)1148(Top 66%)
25.2M25.20 mi0.35 mi11167+912776+402776+407099(Top 24%)1497(Top 12%)1497(Top 86%)
FINISH26.22 mi1.02 mi10968+1992709+672709+677222(Top 25%)1578(Top 13%)1578(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21
+97ft-345ft

Overall

12317

Females

3182

F40-44

3182

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14227

Females

4246

F40-44

4246

10K→15K

6.2 - 9.3 mi

Top 42%
×3
+67ft-78ft

Overall

12317

Females

3182

F40-44

3182

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11784

Females

2987

F40-44

2987

20K→HALF

12.4 - 13.1 mi

Top 44%
×2
+19ft-37ft

Overall

12657

Females

3375

F40-44

3375

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11535

Females

2912

F40-44

2912

25K→30K

15.5 - 18.6 mi

Top 38%
×9
+181ft-148ft

Overall

11095

Females

2811

F40-44

2811

30K→20M

18.6 - 20.0 mi

Top 34%
×5
+64ft-50ft

Overall

9843

Females

2316

F40-44

2316

20M→21M

20.0 - 21.0 mi

Top 33%
×8
+106ft-24ft

Overall

9483

Females

2251

F40-44

2251

21M→35K

21.0 - 21.8 mi

Top 26%
×7
+17ft-86ft

Overall

7482

Females

1357

F40-44

1357

35K→23M

21.8 - 23.0 mi

Top 25%
×5
+23ft-63ft

Overall

7296

Females

1347

F40-44

1347

23M→24M

23.0 - 24.0 mi

Top 24%
×6
+12ft-82ft

Overall

6875

Females

1257

F40-44

1257

24M→40K

24.0 - 24.9 mi

Top 22%
×1
+6ft-20ft

Overall

6394

Females

1148

F40-44

1148

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1
+13ft-16ft

Overall

7099

Females

1497

F40-44

1497

25.2M→FINISH

25.2 - 26.2 mi

Top 25%
×2
+22ft-21ft

Overall

7222

Females

1578

F40-44

1578

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5478
Passed By
121
Net Change
+5357
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16325
5K → 10K107739+1038#16325#15287
10K → 15K10568+1048#15287#14239
15K → 20K6609+651#14239#13588
20K → HALF6212+50#13588#13538
HALF → 25K34311+332#13538#13206
25K → 30K43821+417#13206#12789
30K → 20M2584+254#12789#12535
20M → 21M1925+187#12535#12348
21M → 35K1921+191#12348#12157
35K → 23M3500+350#12157#11807
23M → 24M2761+275#11807#11532
24M → 40K2773+274#11532#11258
40K → 25.2M932+91#11258#11167
25.2M → FINISH2045+199#11167#10968
TOTALS5478121+5357
📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing