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BOSTON MARATHON 2025

Rochelle Yang

Bib: 10206•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 20%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #10486
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
44:55
Rank: #9704 (+782)
5K → 10K
22:12 | 7:09/mi
15K· 9.32 mi
1:06:31
Rank: #8803 (+901)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:28:13
Rank: #8177 (+626)
15K → 20K
21:42 | 6:59/mi
Half· 13.11 mi
1:32:52
Rank: #8058 (+119)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:49:46
Rank: #7704 (+354)
Half → 25K
16:54 | 6:58/mi
30K· 18.64 mi
2:11:55
Rank: #7191 (+513)
25K → 30K
22:09 | 7:08/mi
20M
2:21:36
Rank: #6921 (+270)
30K → 20M
9:41 | 7:08/mi
21M
2:29:19
Rank: #6761 (+160)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:34:19
Rank: #6601 (+160)
21M → 35K
5:00 | 6:41/mi
23M
2:42:57
Rank: #6327 (+274)
35K → 23M
8:38 | 6:54/mi
24M
2:49:41
Rank: #6130 (+197)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:55:28
Rank: #5949 (+181)
24M → 40K
5:47 | 6:46/mi
25.2M
2:58:02
Rank: #5870 (+79)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:04:37
Rank: #5656 (+214)
25.2M → Finish
6:35 | 6:28/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:32:52
Pace7:05 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:31:45
Pace7:00 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0522:437:1922:43
7:19
-
10K
6.21 mi11:13:1744:557:1422:12
7:09
-0:10
15K
9.32 mi11:34:531:06:317:0821:36
6:57
-0:12
20K
12.43 mi11:56:351:28:137:0621:42
6:59
+0:02
Half
13.11 mi12:01:141:32:527:054:39
6:49
-0:10
25K
15.53 mi12:18:081:49:467:0416:54
6:58
+0:09
30K
18.64 mi12:40:172:11:557:0522:09
7:08
+0:10
20M
20.00 mi12:49:582:21:367:059:41
7:08
0:00
21M
21.00 mi12:57:412:29:197:077:43
7:43
+0:35
35K
21.75 mi13:02:412:34:197:065:00
6:41
-1:02
23M
23.00 mi13:11:192:42:577:058:38
6:54
+0:13
24M
24.00 mi13:18:032:49:417:046:44
6:44
-0:10
40K
24.85 mi13:23:502:55:287:045:47
6:46
+0:02
25.2M
25.20 mi13:26:242:58:027:042:34
7:27
+0:41
Finish
26.22 mi13:32:593:04:377:036:35
6:28
-0:59

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

6:28 /mi

Average Pace

7:03 /mi

Slowest Pace

7:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:35

53% of race

Time at Steady Pace

1:19:19

43% of race

Time at Slower Pace

7:43

4% of race

Average Pace: 7:02 /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 mi10:51:0522:437:1922:43
7:19
#10486
10K
6.21 mi11:13:1744:557:1422:12
7:09
#9704
15K
9.32 mi11:34:531:06:317:0821:36
6:57
#8803
20K
12.43 mi11:56:351:28:137:0621:42
6:59
#8177
Half
13.11 mi12:01:141:32:527:054:39
6:49
#8058
25K
15.53 mi12:18:081:49:467:0416:54
6:58
#7704
30K
18.64 mi12:40:172:11:557:0522:09
7:08
#7191
20M
20.00 mi12:49:582:21:367:059:41
7:08
#6921
21M
21.00 mi12:57:412:29:197:077:43
7:43
#6761
35K
21.75 mi13:02:412:34:197:065:00
6:41
#6601
23M
23.00 mi13:11:192:42:577:058:38
6:54
#6327
24M
24.00 mi13:18:032:49:417:046:44
6:44
#6130
40K
24.85 mi13:23:502:55:287:045:47
6:46
#5949
25.2M
25.20 mi13:26:242:58:027:042:34
7:27
#5870
Finish
26.22 mi13:32:593:04:377:036:35
6:28
#5656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10486202320237332(Top 26%)813(Top 7%)813(Top 15%)
10K6.21 mi3.10 mi9704+7821666+3571666+3579043(Top 32%)1388(Top 11%)1388(Top 25%)
15K9.32 mi3.11 mi8803+9011313+3531313+3537332(Top 26%)813(Top 7%)813(Top 15%)
20K12.43 mi3.11 mi8177+6261091+2221091+2226797(Top 24%)729(Top 6%)729(Top 13%)
Half13.11 mi0.68 mi8058+1191049+421049+426349(Top 22%)611(Top 5%)611(Top 11%)
25K15.53 mi2.42 mi7704+354938+111938+1116142(Top 22%)625(Top 5%)625(Top 11%)
30K18.64 mi3.11 mi7191+513830+108830+1085503(Top 19%)551(Top 5%)551(Top 10%)
20M20.00 mi1.36 mi6921+270781+49781+494834(Top 17%)468(Top 4%)468(Top 9%)
21M21.00 mi1.00 mi6761+160764+17764+175756(Top 20%)831(Top 7%)831(Top 15%)
35K21.75 mi0.75 mi6601+160739+25739+253473(Top 12%)310(Top 3%)310(Top 6%)
23M23.00 mi1.25 mi6327+274688+51688+513215(Top 11%)280(Top 2%)280(Top 5%)
24M24.00 mi1.00 mi6130+197653+35653+353181(Top 11%)307(Top 3%)307(Top 6%)
40K24.85 mi0.85 mi5949+181626+27626+272720(Top 10%)244(Top 2%)244(Top 4%)
25.2M25.20 mi0.35 mi5870+79614+12614+123236(Top 11%)373(Top 3%)373(Top 7%)
Finish26.22 mi1.02 mi5656+214579+35579+352663(Top 9%)253(Top 2%)253(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7332

Females

813

F18-39

813

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

9043

Females

1388

F18-39

1388

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7332

Females

813

F18-39

813

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6797

Females

729

F18-39

729

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6349

Females

611

F18-39

611

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6142

Females

625

F18-39

625

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5503

Females

551

F18-39

551

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4834

Females

468

F18-39

468

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5756

Females

831

F18-39

831

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3473

Females

310

F18-39

310

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3215

Females

280

F18-39

280

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3181

Females

307

F18-39

307

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2720

Females

244

F18-39

244

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3236

Females

373

F18-39

373

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2663

Females

253

F18-39

253

Passing Analysis

Category:
Athletes Passed
4915*
Passed By
85
Net Change
+4830
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10486
5K → 10K824*42+782#10486#9704
10K → 15K9054+901#9704#8803
15K → 20K6282+626#8803#8177
20K → Half1201+119#8177#8058
Half → 25K3551+354#8058#7704
25K → 30K52411+513#7704#7191
30K → 20M2722+270#7191#6921
20M → 21M17818+160#6921#6761
21M → 35K1600+160#6761#6601
35K → 23M2751+274#6601#6327
23M → 24M1970+197#6327#6130
24M → 40K1810+181#6130#5949
40K → 25.2M812+79#5949#5870
25.2M → Finish2151+214#5870#5656
TOTALS4915*85+4830

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

📊

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