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BOSTON MARATHON 2026

Catherine Parsons

Bib: 23888•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 44%
Age Group (F55-59)
#0 / 951
Top 22%
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
25:34
3.11 mi
Rank: #18411
Start → 5K
25:34 | 8:14/mi
10K
51:05
6.21 mi
Rank: #18536 (-125)
5K → 10K
25:31 | 8:13/mi
15K
1:17:02
9.32 mi
Rank: #18797 (-261)
10K → 15K
25:57 | 8:22/mi
20K
1:43:21
12.43 mi
Rank: #18859 (-62)
15K → 20K
26:19 | 8:29/mi
HALF
1:48:57
13.11 mi
Rank: #18845 (+14)
20K → HALF
5:36 | 8:13/mi
25K
2:09:20
15.53 mi
Rank: #18685 (+160)
HALF → 25K
20:23 | 8:25/mi
30K
2:36:17
18.64 mi
Rank: #18519 (+166)
25K → 30K
26:57 | 8:41/mi
20M
2:48:12
20.00 mi
Rank: #18449 (+70)
30K → 20M
11:55 | 8:47/mi
21M
2:57:57
21.00 mi
Rank: #18518 (-69)
20M → 21M
9:45 | 9:45/mi
35K
3:04:23
21.75 mi
Rank: #18488 (+30)
21M → 35K
6:26 | 8:36/mi
23M
3:15:16
23.00 mi
Rank: #18389 (+99)
35K → 23M
10:53 | 8:42/mi
24M
3:23:32
24.00 mi
Rank: #18271 (+118)
23M → 24M
8:16 | 8:16/mi
40K
3:31:05
24.85 mi
Rank: #18230 (+41)
24M → 40K
7:33 | 8:50/mi
25.2M
3:34:26
25.20 mi
Rank: #18221 (+9)
40K → 25.2M
3:21 | 9:43/mi
FINISH
3:43:21
26.22 mi
Rank: #18266 (-45)
25.2M → FINISH
8:55 | 8:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:57
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time1:54:24
Pace8:44 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:1325:348:1425:34
8:14
-
10K
6.21 mi11:56:4451:058:1425:31
8:13
-0:01
15K
9.32 mi12:22:411:17:028:1625:57
8:22
+0:09
20K
12.43 mi12:49:001:43:218:1926:19
8:29
+0:07
HALF
13.11 mi12:54:361:48:578:195:36
8:13
-0:16
25K
15.53 mi13:14:592:09:208:2020:23
8:25
+0:12
30K
18.64 mi13:41:562:36:178:2426:57
8:41
+0:16
20M
20.00 mi13:53:512:48:128:2511:55
8:47
+0:06
21M
21.00 mi14:03:362:57:578:299:45
9:45
+0:58
35K
21.75 mi14:10:023:04:238:296:26
8:36
-1:09
23M
23.00 mi14:20:553:15:168:3010:53
8:42
+0:06
24M
24.00 mi14:29:113:23:328:298:16
8:16
-0:26
40K
24.85 mi14:36:443:31:058:307:33
8:50
+0:34
25.2M
25.20 mi14:40:053:34:268:313:21
9:43
+0:53
FINISH
26.22 mi14:49:003:43:218:328:55
8:45
-0:58

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

8:13 /mi

Average Pace

8:31 /mi

Slowest Pace

9:45 /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

3:30:15

94% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

13:06

6% of race

Average Pace: 8:31 /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 mi11:31:1325:348:1425:34
8:14
#18411
10K
6.21 mi11:56:4451:058:1425:31
8:13
#18536
15K
9.32 mi12:22:411:17:028:1625:57
8:22
#18797
20K
12.43 mi12:49:001:43:218:1926:19
8:29
#18859
HALF
13.11 mi12:54:361:48:578:195:36
8:13
#18845
25K
15.53 mi13:14:592:09:208:2020:23
8:25
#18685
30K
18.64 mi13:41:562:36:178:2426:57
8:41
#18519
20M
20.00 mi13:53:512:48:128:2511:55
8:47
#18449
21M
21.00 mi14:03:362:57:578:299:45
9:45
#18518
35K
21.75 mi14:10:023:04:238:296:26
8:36
#18488
23M
23.00 mi14:20:553:15:168:3010:53
8:42
#18389
24M
24.00 mi14:29:113:23:328:298:16
8:16
#18271
40K
24.85 mi14:36:443:31:058:307:33
8:50
#18230
25.2M
25.20 mi14:40:053:34:268:313:21
9:43
#18221
FINISH
26.22 mi14:49:003:43:218:328:55
8:45
#18266
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi184116749674919317(Top 67%)7219(Top 57%)7219(Top 759%)
10K6.21 mi3.10 mi18536-1256797-486797-4818657(Top 64%)6829(Top 54%)6829(Top 718%)
15K9.32 mi3.11 mi18797-2616931-1346931-13419317(Top 67%)7219(Top 57%)7219(Top 759%)
20K12.43 mi3.11 mi18859-626979-486979-4819137(Top 66%)7141(Top 57%)7141(Top 751%)
HALF13.11 mi0.68 mi18845+146972+76972+718539(Top 64%)6788(Top 54%)6788(Top 714%)
25K15.53 mi2.42 mi18685+1606887+856887+8518034(Top 62%)6578(Top 52%)6578(Top 692%)
30K18.64 mi3.11 mi18519+1666842+456842+4517886(Top 62%)6607(Top 53%)6607(Top 695%)
20M20.00 mi1.36 mi18449+706813+296813+2917834(Top 61%)6661(Top 53%)6661(Top 700%)
21M21.00 mi1.00 mi18518-696868-556868-5519579(Top 67%)7625(Top 61%)7625(Top 802%)
35K21.75 mi0.75 mi18488+306859+96859+918138(Top 62%)6966(Top 55%)6966(Top 732%)
23M23.00 mi1.25 mi18389+996824+356824+3516904(Top 58%)6380(Top 51%)6380(Top 671%)
24M24.00 mi1.00 mi18271+1186781+436781+4315530(Top 54%)5638(Top 45%)5638(Top 593%)
40K24.85 mi0.85 mi18230+416767+146767+1417581(Top 61%)6827(Top 54%)6827(Top 718%)
25.2M25.20 mi0.35 mi18221+96774-76774-718307(Top 63%)7199(Top 57%)7199(Top 757%)
FINISH26.22 mi1.02 mi18266-456814-406814-4019424(Top 67%)7770(Top 62%)7770(Top 817%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19317

Females

7219

F55-59

7219

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18657

Females

6829

F55-59

6829

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19317

Females

7219

F55-59

7219

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19137

Females

7141

F55-59

7141

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18539

Females

6788

F55-59

6788

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

18034

Females

6578

F55-59

6578

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

17886

Females

6607

F55-59

6607

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17834

Females

6661

F55-59

6661

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19579

Females

7625

F55-59

7625

21M→35K

21.0 - 21.8 mi

Top 62%
×7
+17ft-86ft

Overall

18138

Females

6966

F55-59

6966

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16904

Females

6380

F55-59

6380

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15530

Females

5638

F55-59

5638

24M→40K

24.0 - 24.9 mi

Top 61%
×1
+6ft-20ft

Overall

17581

Females

6827

F55-59

6827

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18307

Females

7199

F55-59

7199

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19424

Females

7770

F55-59

7770

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1628
Passed By
1483
Net Change
+145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18411
5K → 10K219344-125#18411#18536
10K → 15K89350-261#18536#18797
15K → 20K137199-62#18797#18859
20K → HALF3622+14#18859#18845
HALF → 25K21858+160#18845#18685
25K → 30K25084+166#18685#18519
30K → 20M11949+70#18519#18449
20M → 21M58127-69#18449#18518
21M → 35K6737+30#18518#18488
35K → 23M13738+99#18488#18389
23M → 24M13012+118#18389#18271
24M → 40K7938+41#18271#18230
40K → 25.2M3526+9#18230#18221
25.2M → FINISH5499-45#18221#18266
TOTALS16281483+145
📊

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