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BOSTON MARATHON 2025

Tara Johnson

Bib: 13325•F

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:01
Rank: #8526
Start → 5K
7:05/mi
22:01 split
10K· 6.21 mi
43:46
Rank: #8211 (+315)
5K → 10K
7:00/mi
21:45 split
15K· 9.32 mi
1:05:24
Rank: #7878 (+333)
10K → 15K
6:58/mi
21:38 split
20K· 12.43 mi
1:27:34
Rank: #7810 (+68)
15K → 20K
7:08/mi
22:10 split
Half· 13.11 mi
1:32:25
Rank: #7830 (-20)
20K → Half
7:07/mi
4:51 split
25K· 15.53 mi
1:50:14
Rank: #7902 (-72)
Half → 25K
7:21/mi
17:49 split
30K· 18.64 mi
2:14:45
Rank: #8245 (-343)
25K → 30K
7:53/mi
24:31 split
20M
2:25:35
Rank: #8379 (-134)
30K → 20M
7:58/mi
10:50 split
21M
2:34:16
Rank: #8516 (-137)
20M → 21M
8:41/mi
8:41 split
35K· 21.75 mi
2:39:52
Rank: #8487 (+29)
21M → 35K
7:29/mi
5:36 split
23M
2:50:07
Rank: #8607 (-120)
35K → 23M
8:11/mi
10:15 split
24M
2:57:44
Rank: #8574 (+33)
23M → 24M
7:37/mi
7:37 split
40K· 24.85 mi
3:04:32
Rank: #8579 (-5)
24M → 40K
7:57/mi
6:48 split
25.2M
3:07:40
Rank: #8638 (-59)
40K → 25.2M
9:05/mi
3:08 split
Finish· 26.22 mi
3:15:30
Rank: #8712 (-74)
25.2M → Finish
7:41/mi
7:50 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:25
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:43:05
Pace7:52 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1122:017:0522:01
7:05
-
10K
6.21 mi11:12:5643:467:0321:45
7:00
-0:05
15K
9.32 mi11:34:341:05:247:0121:38
6:58
-0:02
20K
12.43 mi11:56:441:27:347:0322:10
7:08
+0:10
Half
13.11 mi12:01:351:32:257:034:51
7:07
-0:01
25K
15.53 mi12:19:241:50:147:0617:49
7:21
+0:14
30K
18.64 mi12:43:552:14:457:1424:31
7:53
+0:32
20M
20.00 mi12:54:452:25:357:1710:50
7:58
+0:05
21M
21.00 mi13:03:262:34:167:218:41
8:41
+0:43
35K
21.75 mi13:09:022:39:527:215:36
7:29
-1:12
23M
23.00 mi13:19:172:50:077:2410:15
8:11
+0:42
24M
24.00 mi13:26:542:57:447:247:37
7:37
-0:34
40K
24.85 mi13:33:423:04:327:256:48
7:57
+0:20
25.2M
25.20 mi13:36:503:07:407:273:08
9:05
+1:08
Finish
26.22 mi13:44:403:15:307:287:50
7:41
-1:24

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

6:58 /mi

Average Pace

7:28 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:25

47% of race

Time at Steady Pace

1:03:23

32% of race

Time at Slower Pace

39:42

20% of race

Average Pace: 7:27 /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 mi10:51:1122:017:0522:01
7:05
#8526
10K
6.21 mi11:12:5643:467:0321:45
7:00
#8211
15K
9.32 mi11:34:341:05:247:0121:38
6:58
#7878
20K
12.43 mi11:56:441:27:347:0322:10
7:08
#7810
Half
13.11 mi12:01:351:32:257:034:51
7:07
#7830
25K
15.53 mi12:19:241:50:147:0617:49
7:21
#7902
30K
18.64 mi12:43:552:14:457:1424:31
7:53
#8245
20M
20.00 mi12:54:452:25:357:1710:50
7:58
#8379
21M
21.00 mi13:03:262:34:167:218:41
8:41
#8516
35K
21.75 mi13:09:022:39:527:215:36
7:29
#8487
23M
23.00 mi13:19:172:50:077:2410:15
8:11
#8607
24M
24.00 mi13:26:542:57:447:247:37
7:37
#8574
40K
24.85 mi13:33:423:04:327:256:48
7:57
#8579
25.2M
25.20 mi13:36:503:07:407:273:08
9:05
#8638
Finish
26.22 mi13:44:403:15:307:287:50
7:41
#8712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8526117511757410(Top 26%)847(Top 7%)847(Top 15%)
10K6.21 mi3.10 mi8211+3151070+1051070+1057937(Top 28%)980(Top 8%)980(Top 18%)
15K9.32 mi3.11 mi7878+333955+115955+1157410(Top 26%)847(Top 7%)847(Top 15%)
20K12.43 mi3.11 mi7810+68957-2957-27730(Top 27%)1015(Top 8%)1015(Top 19%)
Half13.11 mi0.68 mi7830-20965-8965-88438(Top 30%)1276(Top 10%)1276(Top 23%)
25K15.53 mi2.42 mi7902-721011-461011-468745(Top 31%)1529(Top 13%)1529(Top 28%)
30K18.64 mi3.11 mi8245-3431201-1901201-19010563(Top 37%)2569(Top 21%)2569(Top 47%)
20M20.00 mi1.36 mi8379-1341281-801281-8010262(Top 36%)2563(Top 21%)2563(Top 47%)
21M21.00 mi1.00 mi8516-1371375-941375-9411583(Top 41%)3381(Top 28%)3381(Top 62%)
35K21.75 mi0.75 mi8487+291390-151390-158545(Top 30%)1911(Top 16%)1911(Top 35%)
23M23.00 mi1.25 mi8607-1201476-861476-8611286(Top 40%)3365(Top 28%)3365(Top 62%)
24M24.00 mi1.00 mi8574+331492-161492-168549(Top 30%)2111(Top 17%)2111(Top 39%)
40K24.85 mi0.85 mi8579-51537-451537-459862(Top 35%)2842(Top 23%)2842(Top 52%)
25.2M25.20 mi0.35 mi8638-591578-411578-4112286(Top 43%)4085(Top 33%)4085(Top 75%)
Finish26.22 mi1.02 mi8712-741634-561634-5610620(Top 37%)3265(Top 27%)3265(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

7410

Females

847

F18-39

847

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7937

Females

980

F18-39

980

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

7410

Females

847

F18-39

847

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7730

Females

1015

F18-39

1015

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8438

Females

1276

F18-39

1276

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8745

Females

1529

F18-39

1529

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10563

Females

2569

F18-39

2569

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10262

Females

2563

F18-39

2563

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11583

Females

3381

F18-39

3381

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8545

Females

1911

F18-39

1911

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

11286

Females

3365

F18-39

3365

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8549

Females

2111

F18-39

2111

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9862

Females

2842

F18-39

2842

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12286

Females

4085

F18-39

4085

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10620

Females

3265

F18-39

3265

Passing Analysis

Category:
Athletes Passed
1669
Passed By
1855
Net Change
-186
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8526
5K → 10K41297+315#8526#8211
10K → 15K35926+333#8211#7878
15K → 20K16294+68#7878#7810
20K → Half2141-20#7810#7830
Half → 25K93165-72#7830#7902
25K → 30K100443-343#7902#8245
30K → 20M60194-134#8245#8379
20M → 21M55192-137#8379#8516
21M → 35K7142+29#8516#8487
35K → 23M85205-120#8487#8607
23M → 24M9360+33#8607#8574
24M → 40K8691-5#8574#8579
40K → 25.2M2483-59#8579#8638
25.2M → Finish48122-74#8638#8712
TOTALS16691855-186
📊

Passing Visuals

Category:
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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