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BOSTON MARATHON 2025

Susan Truong

Bib: 24526•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:22
Rank: #22962
Start → 5K
9:08/mi
28:22 split
10K· 6.21 mi
56:52
Rank: #23030 (-68)
5K → 10K
9:10/mi
28:30 split
15K· 9.32 mi
1:25:41
Rank: #23072 (-42)
10K → 15K
9:17/mi
28:49 split
20K· 12.43 mi
1:54:22
Rank: #22799 (+273)
15K → 20K
9:14/mi
28:41 split
Half· 13.11 mi
2:00:32
Rank: #22759 (+40)
20K → Half
9:02/mi
6:10 split
25K· 15.53 mi
2:23:08
Rank: #22484 (+275)
Half → 25K
9:19/mi
22:36 split
30K· 18.64 mi
2:53:45
Rank: #22237 (+247)
25K → 30K
9:51/mi
30:37 split
20M
3:06:44
Rank: #22028 (+209)
30K → 20M
9:33/mi
12:59 split
21M
3:16:44
Rank: #21793 (+235)
20M → 21M
10:00/mi
10:00 split
35K· 21.75 mi
3:23:38
Rank: #21694 (+99)
21M → 35K
9:13/mi
6:54 split
23M
3:35:24
Rank: #21486 (+208)
35K → 23M
9:24/mi
11:46 split
24M
3:44:33
Rank: #21341 (+145)
23M → 24M
9:09/mi
9:09 split
40K· 24.85 mi
3:52:34
Rank: #21220 (+121)
24M → 40K
9:23/mi
8:01 split
25.2M
3:56:08
Rank: #21174 (+46)
40K → 25.2M
10:21/mi
3:34 split
Finish· 26.22 mi
4:05:39
Rank: #21146 (+28)
25.2M → Finish
9:20/mi
9:31 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:32
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:05:07
Pace9:33 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1028:229:0828:22
9:08
-
10K
6.21 mi11:57:4056:529:0928:30
9:10
+0:02
15K
9.32 mi12:26:291:25:419:1228:49
9:17
+0:07
20K
12.43 mi12:55:101:54:229:1228:41
9:14
-0:03
Half
13.11 mi13:01:202:00:329:126:10
9:02
-0:12
25K
15.53 mi13:23:562:23:089:1322:36
9:19
+0:17
30K
18.64 mi13:54:332:53:459:1930:37
9:51
+0:32
20M
20.00 mi14:07:323:06:449:2012:59
9:33
-0:18
21M
21.00 mi14:17:323:16:449:2210:00
10:00
+0:27
35K
21.75 mi14:24:263:23:389:226:54
9:13
-0:47
23M
23.00 mi14:36:123:35:249:2211:46
9:24
+0:11
24M
24.00 mi14:45:213:44:339:219:09
9:09
-0:15
40K
24.85 mi14:53:223:52:349:218:01
9:23
+0:14
25.2M
25.20 mi14:56:563:56:089:223:34
10:21
+0:58
Finish
26.22 mi15:06:274:05:399:239:31
9:20
-1:01

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

9:02 /mi

Average Pace

9:23 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:52:05

94% of race

Time at Steady Pace

13:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:22 /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 mi11:29:1028:229:0828:22
9:08
#22962
10K
6.21 mi11:57:4056:529:0928:30
9:10
#23030
15K
9.32 mi12:26:291:25:419:1228:49
9:17
#23072
20K
12.43 mi12:55:101:54:229:1228:41
9:14
#22799
Half
13.11 mi13:01:202:00:329:126:10
9:02
#22759
25K
15.53 mi13:23:562:23:089:1322:36
9:19
#22484
30K
18.64 mi13:54:332:53:459:1930:37
9:51
#22237
20M
20.00 mi14:07:323:06:449:2012:59
9:33
#22028
21M
21.00 mi14:17:323:16:449:2210:00
10:00
#21793
35K
21.75 mi14:24:263:23:389:226:54
9:13
#21694
23M
23.00 mi14:36:123:35:249:2211:46
9:24
#21486
24M
24.00 mi14:45:213:44:339:219:09
9:09
#21341
40K
24.85 mi14:53:223:52:349:218:01
9:23
#21220
25.2M
25.20 mi14:56:563:56:089:223:34
10:21
#21174
Finish
26.22 mi15:06:274:05:399:239:31
9:20
#21146
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi229629146914623131(Top 81%)9171(Top 75%)9171(Top 923%)
10K6.21 mi3.10 mi23030-689166-209166-2023094(Top 81%)9183(Top 75%)9183(Top 924%)
15K9.32 mi3.11 mi23072-429167-19167-123131(Top 81%)9171(Top 75%)9171(Top 923%)
20K12.43 mi3.11 mi22799+2739006+1619006+16122014(Top 78%)8588(Top 70%)8588(Top 864%)
Half13.11 mi0.68 mi22759+408990+168990+1621996(Top 77%)8601(Top 70%)8601(Top 865%)
25K15.53 mi2.42 mi22484+2758858+1328858+13221272(Top 75%)8248(Top 67%)8248(Top 830%)
30K18.64 mi3.11 mi22237+2478756+1028756+10221173(Top 75%)8328(Top 68%)8328(Top 838%)
20M20.00 mi1.36 mi22028+2098653+1038653+10319442(Top 68%)7497(Top 61%)7497(Top 754%)
21M21.00 mi1.00 mi21793+2358548+1058548+10518325(Top 65%)6972(Top 57%)6972(Top 701%)
35K21.75 mi0.75 mi21694+998505+438505+4319304(Top 68%)7613(Top 62%)7613(Top 766%)
23M23.00 mi1.25 mi21486+2088421+848421+8418255(Top 64%)7117(Top 58%)7117(Top 716%)
24M24.00 mi1.00 mi21341+1458366+558366+5518149(Top 64%)7123(Top 58%)7123(Top 717%)
40K24.85 mi0.85 mi21220+1218325+418325+4118215(Top 64%)7239(Top 59%)7239(Top 728%)
25.2M25.20 mi0.35 mi21174+468305+208305+2018511(Top 65%)7400(Top 61%)7400(Top 744%)
Finish26.22 mi1.02 mi21146+288304+18304+120566(Top 72%)8433(Top 69%)8433(Top 848%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

23131

Females

9171

F55-59

9171

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

23094

Females

9183

F55-59

9183

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

23131

Females

9171

F55-59

9171

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22014

Females

8588

F55-59

8588

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21996

Females

8601

F55-59

8601

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21272

Females

8248

F55-59

8248

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21173

Females

8328

F55-59

8328

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

19442

Females

7497

F55-59

7497

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18325

Females

6972

F55-59

6972

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19304

Females

7613

F55-59

7613

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18255

Females

7117

F55-59

7117

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

18149

Females

7123

F55-59

7123

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18215

Females

7239

F55-59

7239

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18511

Females

7400

F55-59

7400

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20566

Females

8433

F55-59

8433

Passing Analysis

Category:
Athletes Passed
2505
Passed By
689
Net Change
+1816
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22962
5K → 10K194262-68#22962#23030
10K → 15K157199-42#23030#23072
15K → 20K32653+273#23072#22799
20K → Half5515+40#22799#22759
Half → 25K30025+275#22759#22484
25K → 30K31063+247#22484#22237
30K → 20M21910+209#22237#22028
20M → 21M2361+235#22028#21793
21M → 35K1056+99#21793#21694
35K → 23M2179+208#21694#21486
23M → 24M1494+145#21486#21341
24M → 40K1276+121#21341#21220
40K → 25.2M493+46#21220#21174
25.2M → Finish6133+28#21174#21146
TOTALS2505689+1816
📊

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