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BOSTON MARATHON 2025

Emily Auernig

Bib: 17741•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 34%
Gender (Female)
#0 / 12228
Top 17%
Division (F18-39)
#0 / 5469
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #12199
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:27
Rank: #11919 (+280)
5K → 10K
23:10 | 7:27/mi
15K· 9.32 mi
1:09:37
Rank: #11701 (+218)
10K → 15K
23:10 | 7:27/mi
20K· 12.43 mi
1:32:54
Rank: #11425 (+276)
15K → 20K
23:17 | 7:30/mi
Half· 13.11 mi
1:37:53
Rank: #11370 (+55)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:56:05
Rank: #11112 (+258)
Half → 25K
18:12 | 7:30/mi
30K· 18.64 mi
2:20:04
Rank: #10705 (+407)
25K → 30K
23:59 | 7:43/mi
20M
2:30:38
Rank: #10532 (+173)
30K → 20M
10:34 | 7:47/mi
21M
2:38:52
Rank: #10383 (+149)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:44:26
Rank: #10279 (+104)
21M → 35K
5:34 | 7:26/mi
23M
2:54:08
Rank: #10109 (+170)
35K → 23M
9:42 | 7:45/mi
24M
3:01:42
Rank: #9992 (+117)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:08:14
Rank: #9856 (+136)
24M → 40K
6:32 | 7:38/mi
25.2M
3:11:03
Rank: #9783 (+73)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:18:24
Rank: #9642 (+141)
25.2M → Finish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:53
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:40:31
Pace7:40 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3523:177:3023:17
7:30
-
10K
6.21 mi11:36:4546:277:2923:10
7:27
-0:03
15K
9.32 mi11:59:551:09:377:2823:10
7:27
0:00
20K
12.43 mi12:23:121:32:547:2923:17
7:30
+0:03
Half
13.11 mi12:28:111:37:537:284:59
7:18
-0:12
25K
15.53 mi12:46:231:56:057:2818:12
7:30
+0:12
30K
18.64 mi13:10:222:20:047:3123:59
7:43
+0:13
20M
20.00 mi13:20:562:30:387:3210:34
7:47
+0:04
21M
21.00 mi13:29:102:38:527:348:14
8:14
+0:27
35K
21.75 mi13:34:442:44:267:345:34
7:26
-0:48
23M
23.00 mi13:44:262:54:087:349:42
7:45
+0:19
24M
24.00 mi13:52:003:01:427:347:34
7:34
-0:11
40K
24.85 mi13:58:323:08:147:346:32
7:38
+0:04
25.2M
25.20 mi14:01:213:11:037:352:49
8:10
+0:32
Finish
26.22 mi14:08:423:18:247:347:21
7:13
-0:57

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

7:13 /mi

Average Pace

7:34 /mi

Slowest Pace

8:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:21

94% of race

Time at Steady Pace

11:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi11:13:3523:177:3023:17
7:30
#12199
10K
6.21 mi11:36:4546:277:2923:10
7:27
#11919
15K
9.32 mi11:59:551:09:377:2823:10
7:27
#11701
20K
12.43 mi12:23:121:32:547:2923:17
7:30
#11425
Half
13.11 mi12:28:111:37:537:284:59
7:18
#11370
25K
15.53 mi12:46:231:56:057:2818:12
7:30
#11112
30K
18.64 mi13:10:222:20:047:3123:59
7:43
#10705
20M
20.00 mi13:20:562:30:387:3210:34
7:47
#10532
21M
21.00 mi13:29:102:38:527:348:14
8:14
#10383
35K
21.75 mi13:34:442:44:267:345:34
7:26
#10279
23M
23.00 mi13:44:262:54:087:349:42
7:45
#10109
24M
24.00 mi13:52:003:01:427:347:34
7:34
#9992
40K
24.85 mi13:58:323:08:147:346:32
7:38
#9856
25.2M
25.20 mi14:01:213:11:037:352:49
8:10
#9783
Finish
26.22 mi14:08:423:18:247:347:21
7:13
#9642
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi121992900290011390(Top 40%)2573(Top 21%)2573(Top 47%)
10K6.21 mi3.10 mi11919+2802764+1362764+13611691(Top 41%)2659(Top 22%)2659(Top 49%)
15K9.32 mi3.11 mi11701+2182671+932671+9311390(Top 40%)2573(Top 21%)2573(Top 47%)
20K12.43 mi3.11 mi11425+2762567+1042567+10410722(Top 38%)2325(Top 19%)2325(Top 43%)
Half13.11 mi0.68 mi11370+552538+292538+2910103(Top 36%)2009(Top 16%)2009(Top 37%)
25K15.53 mi2.42 mi11112+2582445+932445+9310041(Top 35%)2117(Top 17%)2117(Top 39%)
30K18.64 mi3.11 mi10705+4072310+1352310+1359334(Top 33%)1975(Top 16%)1975(Top 36%)
20M20.00 mi1.36 mi10532+1732270+402270+408895(Top 31%)1934(Top 16%)1934(Top 35%)
21M21.00 mi1.00 mi10383+1492232+382232+388810(Top 31%)2076(Top 17%)2076(Top 38%)
35K21.75 mi0.75 mi10279+1042201+312201+318264(Top 29%)1792(Top 15%)1792(Top 33%)
23M23.00 mi1.25 mi10109+1702156+452156+458245(Top 29%)1926(Top 16%)1926(Top 35%)
24M24.00 mi1.00 mi9992+1172141+152141+158197(Top 29%)1951(Top 16%)1951(Top 36%)
40K24.85 mi0.85 mi9856+1362110+312110+317742(Top 27%)1868(Top 15%)1868(Top 34%)
25.2M25.20 mi0.35 mi9783+732094+162094+166968(Top 25%)1640(Top 13%)1640(Top 30%)
Finish26.22 mi1.02 mi9642+1412070+242070+247153(Top 25%)1712(Top 14%)1712(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11390

Females

2573

F18-39

2573

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11691

Females

2659

F18-39

2659

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11390

Females

2573

F18-39

2573

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10722

Females

2325

F18-39

2325

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10103

Females

2009

F18-39

2009

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

10041

Females

2117

F18-39

2117

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9334

Females

1975

F18-39

1975

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8895

Females

1934

F18-39

1934

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8810

Females

2076

F18-39

2076

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8264

Females

1792

F18-39

1792

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8245

Females

1926

F18-39

1926

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8197

Females

1951

F18-39

1951

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7742

Females

1868

F18-39

1868

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6968

Females

1640

F18-39

1640

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

7153

Females

1712

F18-39

1712

Passing Analysis

Category:
Athletes Passed
3100
Passed By
542
Net Change
+2557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12199
5K → 10K411131+280#12199#11919
10K → 15K29880+218#11919#11701
15K → 20K33660+276#11701#11425
20K → Half616+55#11425#11370
Half → 25K29941+258#11370#11112
25K → 30K46558+407#11112#10705
30K → 20M19926+173#10705#10532
20M → 21M19041+149#10532#10383
21M → 35K11511+104#10383#10279
35K → 23M19727+170#10279#10109
23M → 24M14326+117#10109#9992
24M → 40K15215+136#9992#9856
40K → 25.2M807+73#9856#9783
25.2M → Finish15413+141#9783#9642
TOTALS3100542+2557
📊

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