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BOSTON MARATHON 2023

Krystal Gallagher

Bib: 22832•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:02
Rank: #18911
Start → 5K
27:02 | 8:42/mi
10K· 6.21 mi
53:47
Rank: #18848 (+63)
5K → 10K
26:45 | 8:37/mi
15K· 9.32 mi
1:20:32
Rank: #18700 (+148)
10K → 15K
26:45 | 8:37/mi
20K· 12.43 mi
1:47:42
Rank: #18620 (+80)
15K → 20K
27:10 | 8:45/mi
Half· 13.11 mi
1:53:41
Rank: #18652 (-32)
20K → Half
5:59 | 8:46/mi
25K· 15.53 mi
2:16:45
Rank: #19101 (-449)
Half → 25K
23:04 | 9:31/mi
30K· 18.64 mi
2:46:20
Rank: #19224 (-123)
25K → 30K
29:35 | 9:31/mi
20M
2:59:54
Rank: #19344 (-120)
30K → 20M
13:34 | 9:59/mi
21M
3:10:46
Rank: #19439 (-95)
20M → 21M
10:52 | 10:52/mi
35K· 21.75 mi
3:17:38
Rank: #19404 (+35)
21M → 35K
6:52 | 9:11/mi
23M
3:29:54
Rank: #19431 (-27)
35K → 23M
12:16 | 9:48/mi
24M
3:39:51
Rank: #19507 (-76)
23M → 24M
9:57 | 9:57/mi
40K· 24.85 mi
3:49:02
Rank: #19640 (-133)
24M → 40K
9:11 | 10:44/mi
25.2M
3:52:50
Rank: #19667 (-27)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:02:43
Rank: #19725 (-58)
25.2M → Finish
9:53 | 9:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:41
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:09:02
Pace9:51 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5427:028:4227:02
8:42
-
10K
6.21 mi11:47:3953:478:3926:45
8:37
-0:05
15K
9.32 mi12:14:241:20:328:3826:45
8:37
0:00
20K
12.43 mi12:41:341:47:428:4027:10
8:45
+0:08
Half
13.11 mi12:47:331:53:418:405:59
8:46
+0:01
25K
15.53 mi13:10:372:16:458:4823:04
9:31
+0:45
30K
18.64 mi13:40:122:46:208:5529:35
9:31
0:00
20M
20.00 mi13:53:462:59:549:0013:34
9:59
+0:28
21M
21.00 mi14:04:383:10:469:0510:52
10:52
+0:53
35K
21.75 mi14:11:303:17:389:056:52
9:11
-1:41
23M
23.00 mi14:23:463:29:549:0812:16
9:48
+0:37
24M
24.00 mi14:33:433:39:519:109:57
9:57
+0:09
40K
24.85 mi14:42:543:49:029:139:11
10:44
+0:47
25.2M
25.20 mi14:46:423:52:509:143:48
11:01
+0:17
Finish
26.22 mi14:56:354:02:439:169:53
9:42
-1:19

Checkpoints & Pacing

📈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

8:37 /mi

Average Pace

9:16 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:41

47% of race

Time at Steady Pace

1:21:40

34% of race

Time at Slower Pace

47:22

20% of race

Average Pace: 9:15 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:20:5427:028:4227:02
8:42
#18911
10K
6.21 mi11:47:3953:478:3926:45
8:37
#18848
15K
9.32 mi12:14:241:20:328:3826:45
8:37
#18700
20K
12.43 mi12:41:341:47:428:4027:10
8:45
#18620
Half
13.11 mi12:47:331:53:418:405:59
8:46
#18652
25K
15.53 mi13:10:372:16:458:4823:04
9:31
#19101
30K
18.64 mi13:40:122:46:208:5529:35
9:31
#19224
20M
20.00 mi13:53:462:59:549:0013:34
9:59
#19344
21M
21.00 mi14:04:383:10:469:0510:52
10:52
#19439
35K
21.75 mi14:11:303:17:389:056:52
9:11
#19404
23M
23.00 mi14:23:463:29:549:0812:16
9:48
#19431
24M
24.00 mi14:33:433:39:519:109:57
9:57
#19507
40K
24.85 mi14:42:543:49:029:139:11
10:44
#19640
25.2M
25.20 mi14:46:423:52:509:143:48
11:01
#19667
Finish
26.22 mi14:56:354:02:439:169:53
9:42
#19725
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi189117148714818535(Top 70%)6828(Top 60%)6828(Top 566%)
10K6.21 mi3.10 mi18848+637045+1037045+10318905(Top 71%)7032(Top 62%)7032(Top 583%)
15K9.32 mi3.11 mi18700+1486941+1046941+10418535(Top 70%)6828(Top 60%)6828(Top 566%)
20K12.43 mi3.11 mi18620+806882+596882+5918397(Top 69%)6737(Top 59%)6737(Top 558%)
Half13.11 mi0.68 mi18652-326905-236905-2319389(Top 73%)7322(Top 64%)7322(Top 607%)
25K15.53 mi2.42 mi19101-4497176-2717176-27120880(Top 78%)8204(Top 72%)8204(Top 680%)
30K18.64 mi3.11 mi19224-1237270-947270-9419515(Top 73%)7482(Top 65%)7482(Top 620%)
20M20.00 mi1.36 mi19344-1207354-847354-8420444(Top 77%)8100(Top 71%)8100(Top 671%)
21M21.00 mi1.00 mi19439-957427-737427-7320537(Top 77%)8210(Top 72%)8210(Top 680%)
35K21.75 mi0.75 mi19404+357407+207407+2018685(Top 70%)7215(Top 63%)7215(Top 598%)
23M23.00 mi1.25 mi19431-277425-187425-1819436(Top 73%)7650(Top 67%)7650(Top 634%)
24M24.00 mi1.00 mi19507-767487-627487-6220659(Top 78%)8357(Top 73%)8357(Top 692%)
40K24.85 mi0.85 mi19640-1337571-847571-8421813(Top 82%)9046(Top 79%)9046(Top 749%)
25.2M25.20 mi0.35 mi19667-277592-217592-2120526(Top 77%)8328(Top 73%)8328(Top 690%)
Finish26.22 mi1.02 mi19725-587631-397631-3920798(Top 78%)8459(Top 74%)8459(Top 701%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18535

Females

6828

F50-54

6828

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

18905

Females

7032

F50-54

7032

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18535

Females

6828

F50-54

6828

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18397

Females

6737

F50-54

6737

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

19389

Females

7322

F50-54

7322

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20880

Females

8204

F50-54

8204

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19515

Females

7482

F50-54

7482

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20444

Females

8100

F50-54

8100

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20537

Females

8210

F50-54

8210

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

18685

Females

7215

F50-54

7215

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

19436

Females

7650

F50-54

7650

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20659

Females

8357

F50-54

8357

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21813

Females

9046

F50-54

9046

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20526

Females

8328

F50-54

8328

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

20798

Females

8459

F50-54

8459

Passing Analysis

Category:
Athletes Passed
1374
Passed By
2188
Net Change
-814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18911
5K → 10K387324+63#18911#18848
10K → 15K268120+148#18848#18700
15K → 20K198118+80#18700#18620
20K → Half1446-32#18620#18652
Half → 25K41490-449#18652#19101
25K → 30K128251-123#19101#19224
30K → 20M56176-120#19224#19344
20M → 21M57152-95#19344#19439
21M → 35K6328+35#19439#19404
35K → 23M6794-27#19404#19431
23M → 24M37113-76#19431#19507
24M → 40K17150-133#19507#19640
40K → 25.2M1643-27#19640#19667
25.2M → Finish2583-58#19667#19725
TOTALS13742188-814
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing