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BOSTON MARATHON 2026

Mary Pella-Donnelly

Bib: 25666•F

CA

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F65-69)
#0 / 273
Top 20%
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
26:51
3.11 mi
Rank: #20879
Start → 5K
26:51 | 8:39/mi
10K
53:53
6.21 mi
Rank: #21174 (-295)
5K → 10K
27:02 | 8:43/mi
15K
1:21:14
9.32 mi
Rank: #21348 (-174)
10K → 15K
27:21 | 8:49/mi
20K
1:48:13
12.43 mi
Rank: #21081 (+267)
15K → 20K
26:59 | 8:42/mi
HALF
1:54:02
13.11 mi
Rank: #21047 (+34)
20K → HALF
5:49 | 8:32/mi
25K
2:16:37
15.53 mi
Rank: #21292 (-245)
HALF → 25K
22:35 | 9:19/mi
30K
2:46:13
18.64 mi
Rank: #21385 (-93)
25K → 30K
29:36 | 9:32/mi
20M
2:59:54
20.00 mi
Rank: #21521 (-136)
30K → 20M
13:41 | 10:05/mi
21M
3:11:35
21.00 mi
Rank: #21803 (-282)
20M → 21M
11:41 | 11:41/mi
35K
3:18:32
21.75 mi
Rank: #21773 (+30)
21M → 35K
6:57 | 9:18/mi
23M
3:30:30
23.00 mi
Rank: #21733 (+40)
35K → 23M
11:58 | 9:34/mi
24M
3:39:47
24.00 mi
Rank: #21717 (+16)
23M → 24M
9:17 | 9:17/mi
40K
3:48:04
24.85 mi
Rank: #21713 (+4)
24M → 40K
8:17 | 9:42/mi
25.2M
3:51:49
25.20 mi
Rank: #21735 (-22)
40K → 25.2M
3:45 | 10:53/mi
FINISH
4:01:32
26.22 mi
Rank: #21783 (-48)
25.2M → FINISH
9:43 | 9:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:02
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:07:30
Pace9:44 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:3426:518:3926:51
8:39
-
10K
6.21 mi12:00:3653:538:4127:02
8:43
+0:04
15K
9.32 mi12:27:571:21:148:4327:21
8:49
+0:06
20K
12.43 mi12:54:561:48:138:4326:59
8:42
-0:07
HALF
13.11 mi13:00:451:54:028:425:49
8:32
-0:10
25K
15.53 mi13:23:202:16:378:4822:35
9:19
+0:47
30K
18.64 mi13:52:562:46:138:5529:36
9:32
+0:13
20M
20.00 mi14:06:372:59:549:0013:41
10:05
+0:33
21M
21.00 mi14:18:183:11:359:0811:41
11:41
+1:36
35K
21.75 mi14:25:153:18:329:086:57
9:18
-2:23
23M
23.00 mi14:37:133:30:309:1011:58
9:34
+0:16
24M
24.00 mi14:46:303:39:479:109:17
9:17
-0:17
40K
24.85 mi14:54:473:48:049:118:17
9:42
+0:25
25.2M
25.20 mi14:58:323:51:499:123:45
10:53
+1:11
FINISH
26.22 mi15:08:154:01:329:149:43
9:33
-1:20

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

8:32 /mi

Average Pace

9:13 /mi

Slowest Pace

11:41 /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

1:54:02

47% of race

Time at Steady Pace

1:38:23

41% of race

Time at Slower Pace

29:07

12% of race

Average Pace: 9:13 /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 mi11:33:3426:518:3926:51
8:39
#20879
10K
6.21 mi12:00:3653:538:4127:02
8:43
#21174
15K
9.32 mi12:27:571:21:148:4327:21
8:49
#21348
20K
12.43 mi12:54:561:48:138:4326:59
8:42
#21081
HALF
13.11 mi13:00:451:54:028:425:49
8:32
#21047
25K
15.53 mi13:23:202:16:378:4822:35
9:19
#21292
30K
18.64 mi13:52:562:46:138:5529:36
9:32
#21385
20M
20.00 mi14:06:372:59:549:0013:41
10:05
#21521
21M
21.00 mi14:18:183:11:359:0811:41
11:41
#21803
35K
21.75 mi14:25:153:18:329:086:57
9:18
#21773
23M
23.00 mi14:37:133:30:309:1011:58
9:34
#21733
24M
24.00 mi14:46:303:39:479:109:17
9:17
#21717
40K
24.85 mi14:54:473:48:049:118:17
9:42
#21713
25.2M
25.20 mi14:58:323:51:499:123:45
10:53
#21735
FINISH
26.22 mi15:08:154:01:329:149:43
9:33
#21783
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi208798101810121762(Top 75%)8517(Top 68%)8517(Top 3120%)
10K6.21 mi3.10 mi21174-2958237-1368237-13621444(Top 74%)8367(Top 67%)8367(Top 3065%)
15K9.32 mi3.11 mi21348-1748331-948331-9421762(Top 75%)8517(Top 68%)8517(Top 3120%)
20K12.43 mi3.11 mi21081+2678195+1368195+13620380(Top 70%)7832(Top 62%)7832(Top 2869%)
HALF13.11 mi0.68 mi21047+348176+198176+1920525(Top 71%)7887(Top 63%)7887(Top 2889%)
25K15.53 mi2.42 mi21292-2458313-1378313-13722450(Top 77%)8905(Top 71%)8905(Top 3262%)
30K18.64 mi3.11 mi21385-938369-568369-5621738(Top 75%)8640(Top 69%)8640(Top 3165%)
20M20.00 mi1.36 mi21521-1368456-878456-8722779(Top 78%)9251(Top 74%)9251(Top 3389%)
21M21.00 mi1.00 mi21803-2828612-1568612-15624530(Top 85%)10257(Top 82%)10257(Top 3757%)
35K21.75 mi0.75 mi21773+308607+58607+521147(Top 73%)8515(Top 68%)8515(Top 3119%)
23M23.00 mi1.25 mi21733+408600+78600+720809(Top 72%)8369(Top 67%)8369(Top 3066%)
24M24.00 mi1.00 mi21717+168603-38603-320596(Top 71%)8343(Top 66%)8343(Top 3056%)
40K24.85 mi0.85 mi21713+48613-108613-1021028(Top 72%)8594(Top 68%)8594(Top 3148%)
25.2M25.20 mi0.35 mi21735-228631-188631-1822090(Top 76%)9128(Top 73%)9128(Top 3344%)
FINISH26.22 mi1.02 mi21783-488660-298660-2922472(Top 77%)9322(Top 74%)9322(Top 3415%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21762

Females

8517

F65-69

8517

5K→10K

3.1 - 6.2 mi

Top 74%
×5
+79ft-138ft

Overall

21444

Females

8367

F65-69

8367

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21762

Females

8517

F65-69

8517

15K→20K

9.3 - 12.4 mi

Top 70%
×5
+106ft-86ft

Overall

20380

Females

7832

F65-69

7832

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20525

Females

7887

F65-69

7887

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22450

Females

8905

F65-69

8905

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21738

Females

8640

F65-69

8640

30K→20M

18.6 - 20.0 mi

Top 78%
×5
+64ft-50ft

Overall

22779

Females

9251

F65-69

9251

20M→21M

20.0 - 21.0 mi

Top 85%
×8
+106ft-24ft

Overall

24530

Females

10257

F65-69

10257

21M→35K

21.0 - 21.8 mi

Top 73%
×7
+17ft-86ft

Overall

21147

Females

8515

F65-69

8515

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20809

Females

8369

F65-69

8369

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20596

Females

8343

F65-69

8343

24M→40K

24.0 - 24.9 mi

Top 72%
×1
+6ft-20ft

Overall

21028

Females

8594

F65-69

8594

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1
+13ft-16ft

Overall

22090

Females

9128

F65-69

9128

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22472

Females

9322

F65-69

9322

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1224*
Passed By
1542
Net Change
-904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20879
5K → 10K162200-295#20879#21174
10K → 15K118200-174#21174#21348
15K → 20K308*41+267#21348#21081
20K → HALF4410+34#21081#21047
HALF → 25K61200-245#21047#21292
25K → 30K134200-93#21292#21385
30K → 20M57193-136#21385#21521
20M → 21M22200-282#21521#21803
21M → 35K5929+30#21803#21773
35K → 23M9454+40#21773#21733
23M → 24M6347+16#21733#21717
24M → 40K5652+4#21717#21713
40K → 25.2M1739-22#21713#21735
25.2M → FINISH2977-48#21735#21783
TOTALS1224*1542-904

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing