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BOSTON MARATHON 2026

Tiffany Mcculloch

Bib: 21539•F

OR

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 45%
Masters (Masters Women)
#0 / 6862
Top 31%
Age Group (F45-49)
#0 / 1786
Top 37%
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
23:49
3.11 mi
Rank: #14265
Start → 5K
23:49 | 7:40/mi
10K
47:51
6.21 mi
Rank: #14659 (-394)
5K → 10K
24:02 | 7:45/mi
15K
1:12:16
9.32 mi
Rank: #15024 (-365)
10K → 15K
24:25 | 7:52/mi
20K
1:37:01
12.43 mi
Rank: #15237 (-213)
15K → 20K
24:45 | 7:58/mi
HALF
1:42:24
13.11 mi
Rank: #15286 (-49)
20K → HALF
5:23 | 7:54/mi
25K
2:02:04
15.53 mi
Rank: #15420 (-134)
HALF → 25K
19:40 | 8:07/mi
30K
2:27:52
18.64 mi
Rank: #15455 (-35)
25K → 30K
25:48 | 8:19/mi
20M
2:39:22
20.00 mi
Rank: #15503 (-48)
30K → 20M
11:30 | 8:28/mi
21M
2:48:23
21.00 mi
Rank: #15501 (+2)
20M → 21M
9:01 | 9:01/mi
35K
2:54:46
21.75 mi
Rank: #15592 (-91)
21M → 35K
6:23 | 8:32/mi
23M
3:06:11
23.00 mi
Rank: #15826 (-234)
35K → 23M
11:25 | 9:08/mi
24M
3:15:00
24.00 mi
Rank: #15960 (-134)
23M → 24M
8:49 | 8:49/mi
40K
3:22:42
24.85 mi
Rank: #16034 (-74)
24M → 40K
7:42 | 9:01/mi
25.2M
3:25:57
25.20 mi
Rank: #16047 (-13)
40K → 25.2M
3:15 | 9:26/mi
FINISH
3:34:34
26.22 mi
Rank: #16116 (-69)
25.2M → FINISH
8:37 | 8:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:24
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:52:10
Pace8:34 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:5823:497:4023:49
7:40
-
10K
6.21 mi11:49:0047:517:4324:02
7:45
+0:05
15K
9.32 mi12:13:251:12:167:4624:25
7:52
+0:07
20K
12.43 mi12:38:101:37:017:4924:45
7:58
+0:06
HALF
13.11 mi12:43:331:42:247:495:23
7:54
-0:04
25K
15.53 mi13:03:132:02:047:5219:40
8:07
+0:13
30K
18.64 mi13:29:012:27:527:5625:48
8:19
+0:12
20M
20.00 mi13:40:312:39:227:5911:30
8:28
+0:09
21M
21.00 mi13:49:322:48:238:029:01
9:01
+0:33
35K
21.75 mi13:55:552:54:468:036:23
8:32
-0:29
23M
23.00 mi14:07:203:06:118:0611:25
9:08
+0:36
24M
24.00 mi14:16:093:15:008:088:49
8:49
-0:19
40K
24.85 mi14:23:513:22:428:107:42
9:01
+0:12
25.2M
25.20 mi14:27:063:25:578:113:15
9:26
+0:25
FINISH
26.22 mi14:35:433:34:348:128:37
8:28
-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

7:40 /mi

Average Pace

8:11 /mi

Slowest Pace

9:26 /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

2:02:04

57% of race

Time at Steady Pace

52:18

24% of race

Time at Slower Pace

40:12

19% of race

Average Pace: 8:11 /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 mi11:24:5823:497:4023:49
7:40
#14265
10K
6.21 mi11:49:0047:517:4324:02
7:45
#14659
15K
9.32 mi12:13:251:12:167:4624:25
7:52
#15024
20K
12.43 mi12:38:101:37:017:4924:45
7:58
#15237
HALF
13.11 mi12:43:331:42:247:495:23
7:54
#15286
25K
15.53 mi13:03:132:02:047:5219:40
8:07
#15420
30K
18.64 mi13:29:012:27:527:5625:48
8:19
#15455
20M
20.00 mi13:40:312:39:227:5911:30
8:28
#15503
21M
21.00 mi13:49:322:48:238:029:01
9:01
#15501
35K
21.75 mi13:55:552:54:468:036:23
8:32
#15592
23M
23.00 mi14:07:203:06:118:0611:25
9:08
#15826
24M
24.00 mi14:16:093:15:008:088:49
8:49
#15960
40K
24.85 mi14:23:513:22:428:107:42
9:01
#16034
25.2M
25.20 mi14:27:063:25:578:113:15
9:26
#16047
FINISH
26.22 mi14:35:433:34:348:128:37
8:28
#16116
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi142654240424015843(Top 55%)5255(Top 42%)5255(Top 294%)
10K6.21 mi3.10 mi14659-3944488-2484488-24815075(Top 52%)4753(Top 38%)4753(Top 266%)
15K9.32 mi3.11 mi15024-3654748-2604748-26015843(Top 55%)5255(Top 42%)5255(Top 294%)
20K12.43 mi3.11 mi15237-2134890-1424890-14215896(Top 55%)5327(Top 42%)5327(Top 298%)
HALF13.11 mi0.68 mi15286-494915-254915-2516396(Top 56%)5584(Top 44%)5584(Top 313%)
25K15.53 mi2.42 mi15420-1345017-1025017-10216214(Top 56%)5546(Top 44%)5546(Top 311%)
30K18.64 mi3.11 mi15455-355075-585075-5815659(Top 54%)5341(Top 42%)5341(Top 299%)
20M20.00 mi1.36 mi15503-485126-515126-5116023(Top 55%)5654(Top 45%)5654(Top 317%)
21M21.00 mi1.00 mi15501+25141-155141-1516238(Top 56%)5823(Top 46%)5823(Top 326%)
35K21.75 mi0.75 mi15592-915216-755216-7517770(Top 61%)6761(Top 54%)6761(Top 379%)
23M23.00 mi1.25 mi15826-2345380-1645380-16419089(Top 66%)7515(Top 60%)7515(Top 421%)
24M24.00 mi1.00 mi15960-1345481-1015481-10118618(Top 64%)7298(Top 58%)7298(Top 409%)
40K24.85 mi0.85 mi16034-745535-545535-5418438(Top 64%)7271(Top 58%)7271(Top 407%)
25.2M25.20 mi0.35 mi16047-135555-205555-2016978(Top 59%)6484(Top 52%)6484(Top 363%)
FINISH26.22 mi1.02 mi16116-695622-675622-6717928(Top 62%)7007(Top 56%)7007(Top 392%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21
+97ft-345ft

Overall

15843

Females

5255

F45-49

5255

5K→10K

3.1 - 6.2 mi

Top 52%
×5
+79ft-138ft

Overall

15075

Females

4753

F45-49

4753

10K→15K

6.2 - 9.3 mi

Top 55%
×3
+67ft-78ft

Overall

15843

Females

5255

F45-49

5255

15K→20K

9.3 - 12.4 mi

Top 55%
×5
+106ft-86ft

Overall

15896

Females

5327

F45-49

5327

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16396

Females

5584

F45-49

5584

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16214

Females

5546

F45-49

5546

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15659

Females

5341

F45-49

5341

30K→20M

18.6 - 20.0 mi

Top 55%
×5
+64ft-50ft

Overall

16023

Females

5654

F45-49

5654

20M→21M

20.0 - 21.0 mi

Top 56%
×8
+106ft-24ft

Overall

16238

Females

5823

F45-49

5823

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17770

Females

6761

F45-49

6761

35K→23M

21.8 - 23.0 mi

Top 66%
×5
+23ft-63ft

Overall

19089

Females

7515

F45-49

7515

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18618

Females

7298

F45-49

7298

24M→40K

24.0 - 24.9 mi

Top 64%
×1
+6ft-20ft

Overall

18438

Females

7271

F45-49

7271

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1
+13ft-16ft

Overall

16978

Females

6484

F45-49

6484

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
×2
+22ft-21ft

Overall

17928

Females

7007

F45-49

7007

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1085
Passed By
2065
Net Change
-1851
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14265
5K → 10K154200-394#14265#14659
10K → 15K102200-365#14659#15024
15K → 20K115200-213#15024#15237
20K → HALF2170-49#15237#15286
HALF → 25K98200-134#15286#15420
25K → 30K183200-35#15420#15455
30K → 20M87135-48#15455#15503
20M → 21M10098+2#15503#15501
21M → 35K41132-91#15501#15592
35K → 23M44200-234#15592#15826
23M → 24M30164-134#15826#15960
24M → 40K37111-74#15960#16034
40K → 25.2M3144-13#16034#16047
25.2M → FINISH42111-69#16047#16116
TOTALS10852065-1851
📊

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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Export & Support

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Export Track Data

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

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing