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BOSTON MARATHON 2025

Amanda Noguchi

Bib: 13324•F

BC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Female)
#0 / 12228
Top 8%
Division (F18-39)
#0 / 5469
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:20
Rank: #15099
Start → 5K
7:50/mi
24:20 split
10K· 6.21 mi
47:29
Rank: #13401 (+1698)
5K → 10K
7:27/mi
23:09 split
15K· 9.32 mi
1:09:57
Rank: #12026 (+1375)
10K → 15K
7:14/mi
22:28 split
20K· 12.43 mi
1:32:32
Rank: #11181 (+845)
15K → 20K
7:16/mi
22:35 split
Half· 13.11 mi
1:37:33
Rank: #11152 (+29)
20K → Half
7:21/mi
5:01 split
25K· 15.53 mi
1:54:52
Rank: #10401 (+751)
Half → 25K
7:09/mi
17:19 split
30K· 18.64 mi
2:17:28
Rank: #9482 (+919)
25K → 30K
7:16/mi
22:36 split
20M
2:26:42
Rank: #8822 (+660)
30K → 20M
6:48/mi
9:14 split
21M
2:34:03
Rank: #8431 (+391)
20M → 21M
7:21/mi
7:21 split
35K· 21.75 mi
2:39:11
Rank: #8222 (+209)
21M → 35K
6:52/mi
5:08 split
23M
2:48:09
Rank: #7889 (+333)
35K → 23M
7:10/mi
8:58 split
24M
2:54:52
Rank: #7626 (+263)
23M → 24M
6:43/mi
6:43 split
40K· 24.85 mi
3:00:38
Rank: #7334 (+292)
24M → 40K
6:45/mi
5:46 split
25.2M
3:03:12
Rank: #7246 (+88)
40K → 25.2M
7:27/mi
2:34 split
Finish· 26.22 mi
3:09:55
Rank: #7048 (+198)
25.2M → Finish
6:35/mi
6:43 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:37:33
Pace7:26 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:22
Pace7:03 /mi
📊Negative Split: 5.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:3724:207:5024:20
7:50
-
10K
6.21 mi11:20:4647:297:3923:09
7:27
-0:23
15K
9.32 mi11:43:141:09:577:3022:28
7:14
-0:13
20K
12.43 mi12:05:491:32:327:2722:35
7:16
+0:02
Half
13.11 mi12:10:501:37:337:265:01
7:21
+0:05
25K
15.53 mi12:28:091:54:527:2417:19
7:09
-0:12
30K
18.64 mi12:50:452:17:287:2222:36
7:16
+0:07
20M
20.00 mi12:59:592:26:427:209:14
6:48
-0:28
21M
21.00 mi13:07:202:34:037:207:21
7:21
+0:33
35K
21.75 mi13:12:282:39:117:195:08
6:52
-0:29
23M
23.00 mi13:21:262:48:097:198:58
7:10
+0:18
24M
24.00 mi13:28:092:54:527:176:43
6:43
-0:27
40K
24.85 mi13:33:553:00:387:165:46
6:45
+0:02
25.2M
25.20 mi13:36:293:03:127:162:34
7:27
+0:42
Finish
26.22 mi13:43:123:09:557:156:43
6:35
-0:52

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

6:35 /mi

Average Pace

7:15 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:19

43% of race

Time at Steady Pace

1:23:16

44% of race

Time at Slower Pace

24:20

13% of race

Average Pace: 7:15 /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 mi10:57:3724:207:5024:20
7:50
#15099
10K
6.21 mi11:20:4647:297:3923:09
7:27
#13401
15K
9.32 mi11:43:141:09:577:3022:28
7:14
#12026
20K
12.43 mi12:05:491:32:327:2722:35
7:16
#11181
Half
13.11 mi12:10:501:37:337:265:01
7:21
#11152
25K
15.53 mi12:28:091:54:527:2417:19
7:09
#10401
30K
18.64 mi12:50:452:17:287:2222:36
7:16
#9482
20M
20.00 mi12:59:592:26:427:209:14
6:48
#8822
21M
21.00 mi13:07:202:34:037:207:21
7:21
#8431
35K
21.75 mi13:12:282:39:117:195:08
6:52
#8222
23M
23.00 mi13:21:262:48:097:198:58
7:10
#7889
24M
24.00 mi13:28:092:54:527:176:43
6:43
#7626
40K
24.85 mi13:33:553:00:387:165:46
6:45
#7334
25.2M
25.20 mi13:36:293:03:127:162:34
7:27
#7246
Finish
26.22 mi13:43:123:09:557:156:43
6:35
#7048
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi15099458545859392(Top 33%)1594(Top 13%)1594(Top 29%)
10K6.21 mi3.10 mi13401+16983586+9993586+99911645(Top 41%)2632(Top 22%)2632(Top 48%)
15K9.32 mi3.11 mi12026+13752854+7322854+7329392(Top 33%)1594(Top 13%)1594(Top 29%)
20K12.43 mi3.11 mi11181+8452441+4132441+4138793(Top 31%)1428(Top 12%)1428(Top 26%)
Half13.11 mi0.68 mi11152+292427+142427+1410494(Top 37%)2159(Top 18%)2159(Top 39%)
25K15.53 mi2.42 mi10401+7512084+3432084+3437246(Top 26%)944(Top 8%)944(Top 17%)
30K18.64 mi3.11 mi9482+9191714+3701714+3706317(Top 22%)770(Top 6%)770(Top 14%)
20M20.00 mi1.36 mi8822+6601467+2471467+2472928(Top 10%)191(Top 2%)191(Top 3%)
21M21.00 mi1.00 mi8431+3911343+1241343+1243904(Top 14%)353(Top 3%)353(Top 6%)
35K21.75 mi0.75 mi8222+2091273+701273+704549(Top 16%)505(Top 4%)505(Top 9%)
23M23.00 mi1.25 mi7889+3331201+721201+724684(Top 16%)585(Top 5%)585(Top 11%)
24M24.00 mi1.00 mi7626+2631137+641137+643100(Top 11%)291(Top 2%)291(Top 5%)
40K24.85 mi0.85 mi7334+2921062+751062+752634(Top 9%)233(Top 2%)233(Top 4%)
25.2M25.20 mi0.35 mi7246+881042+201042+203251(Top 11%)388(Top 3%)388(Top 7%)
Finish26.22 mi1.02 mi7048+1981007+351007+353333(Top 12%)400(Top 3%)400(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9392

Females

1594

F18-39

1594

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11645

Females

2632

F18-39

2632

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9392

Females

1594

F18-39

1594

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8793

Females

1428

F18-39

1428

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10494

Females

2159

F18-39

2159

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7246

Females

944

F18-39

944

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

6317

Females

770

F18-39

770

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2928

Females

191

F18-39

191

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3904

Females

353

F18-39

353

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4549

Females

505

F18-39

505

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4684

Females

585

F18-39

585

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3100

Females

291

F18-39

291

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2634

Females

233

F18-39

233

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3251

Females

388

F18-39

388

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3333

Females

400

F18-39

400

Passing Analysis

Category:
Athletes Passed
8101*
Passed By
50
Net Change
+8051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15099
5K → 10K171214+1698#15099#13401
10K → 15K13761+1375#13401#12026
15K → 20K8472+845#12026#11181
20K → Half5425+29#11181#11152
Half → 25K7510+751#11152#10401
25K → 30K920*1+919#10401#9482
30K → 20M6600+660#9482#8822
20M → 21M3910+391#8822#8431
21M → 35K2090+209#8431#8222
35K → 23M3352+333#8222#7889
23M → 24M2641+263#7889#7626
24M → 40K2931+292#7626#7334
40K → 25.2M880+88#7334#7246
25.2M → Finish2013+198#7246#7048
TOTALS8101*50+8051

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

📊

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