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BOSTON MARATHON 2025

Alisse Auchenbach

Bib: 18446•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
46:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:10:08
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:34:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:39:29
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
1:58:54
↑ 66↓ 880.2%
30K· 18.64 mi
8:21/mi
2:24:50
↑ 181↓ 1480.2%
20M
8:23/mi
2:36:13
↑ 64↓ 500.2%
21M
8:54/mi
2:45:07
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:51:01
↑ 17↓ 861.7%
23M
8:22/mi
3:01:29
↑ 23↓ 630.6%
24M
8:12/mi
3:09:41
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:16:50
↓ 200.3%
25.2M
9:20/mi
3:20:03
↑ 13↓ 160.2%
Finish· 26.22 mi
8:12/mi
3:28:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:29
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:48:55
Pace8:19 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5123:107:2723:10
7:27
-
10K
6.21 mi11:37:0446:237:2823:13
7:28
+0:01
15K
9.32 mi12:00:491:10:087:3123:45
7:39
+0:11
20K
12.43 mi12:24:551:34:147:3524:06
7:45
+0:06
Half
13.11 mi12:30:101:39:297:355:15
7:42
-0:03
25K
15.53 mi12:49:351:58:547:3919:25
8:00
+0:18
30K
18.64 mi13:15:312:24:507:4625:56
8:21
+0:21
20M
20.00 mi13:26:542:36:137:4911:23
8:23
+0:02
21M
21.00 mi13:35:482:45:077:528:54
8:54
+0:31
35K
21.75 mi13:41:422:51:017:525:54
7:53
-1:01
23M
23.00 mi13:52:103:01:297:5310:28
8:22
+0:29
24M
24.00 mi14:00:223:09:417:548:12
8:12
-0:10
40K
24.85 mi14:07:313:16:507:557:09
8:22
+0:10
25.2M
25.20 mi14:10:443:20:037:563:13
9:20
+0:58
Finish
26.22 mi14:19:053:28:247:578:21
8:12
-1:08

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

7:27 /mi

Average Pace

7:57 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:23

51% of race

Time at Steady Pace

1:30:54

44% of race

Time at Slower Pace

12:07

6% of race

Average Pace: 7:57 /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 mi11:13:5123:107:2723:10
7:27
#11878
10K
6.21 mi11:37:0446:237:2823:13
7:28
#11822
15K
9.32 mi12:00:491:10:087:3123:45
7:39
#12210
20K
12.43 mi12:24:551:34:147:3524:06
7:45
#12344
Half
13.11 mi12:30:101:39:297:355:15
7:42
#12396
25K
15.53 mi12:49:351:58:547:3919:25
8:00
#12635
30K
18.64 mi13:15:312:24:507:4625:56
8:21
#12820
20M
20.00 mi13:26:542:36:137:4911:23
8:23
#12823
21M
21.00 mi13:35:482:45:077:528:54
8:54
#12820
35K
21.75 mi13:41:422:51:017:525:54
7:53
#12747
23M
23.00 mi13:52:103:01:297:5310:28
8:22
#12692
24M
24.00 mi14:00:223:09:417:548:12
8:12
#12669
40K
24.85 mi14:07:313:16:507:557:09
8:22
#12653
25.2M
25.20 mi14:10:443:20:037:563:13
9:20
#12661
Finish
26.22 mi14:19:053:28:247:578:21
8:12
#12711
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi118782733273313004(Top 46%)3446(Top 28%)3446(Top 201%)
10K6.21 mi3.10 mi11822+562717+162717+1611860(Top 42%)2743(Top 22%)2743(Top 160%)
15K9.32 mi3.11 mi12210-3882955-2382955-23813004(Top 46%)3446(Top 28%)3446(Top 201%)
20K12.43 mi3.11 mi12344-1343056-1013056-10112928(Top 46%)3507(Top 29%)3507(Top 204%)
Half13.11 mi0.68 mi12396-523094-383094-3813408(Top 47%)3719(Top 30%)3719(Top 216%)
25K15.53 mi2.42 mi12635-2393266-1723266-17213959(Top 49%)4181(Top 34%)4181(Top 243%)
30K18.64 mi3.11 mi12820-1853437-1713437-17113795(Top 49%)4249(Top 35%)4249(Top 247%)
20M20.00 mi1.36 mi12823-33481-443481-4413004(Top 46%)3975(Top 33%)3975(Top 231%)
21M21.00 mi1.00 mi12820+33515-343515-3412937(Top 46%)4080(Top 33%)4080(Top 237%)
35K21.75 mi0.75 mi12747+733494+213494+2111509(Top 41%)3381(Top 28%)3381(Top 197%)
23M23.00 mi1.25 mi12692+553495-13495-112439(Top 44%)3969(Top 32%)3969(Top 231%)
24M24.00 mi1.00 mi12669+233508-133508-1312582(Top 44%)4093(Top 33%)4093(Top 238%)
40K24.85 mi0.85 mi12653+163532-243532-2412567(Top 44%)4220(Top 35%)4220(Top 246%)
25.2M25.20 mi0.35 mi12661-83552-203552-2013632(Top 48%)4812(Top 39%)4812(Top 280%)
Finish26.22 mi1.02 mi12711-503613-613613-6114235(Top 50%)5059(Top 41%)5059(Top 294%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13004

Females

3446

F40-44

3446

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11860

Females

2743

F40-44

2743

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13004

Females

3446

F40-44

3446

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12928

Females

3507

F40-44

3507

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13408

Females

3719

F40-44

3719

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13959

Females

4181

F40-44

4181

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13795

Females

4249

F40-44

4249

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13004

Females

3975

F40-44

3975

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

12937

Females

4080

F40-44

4080

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11509

Females

3381

F40-44

3381

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12439

Females

3969

F40-44

3969

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12582

Females

4093

F40-44

4093

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12567

Females

4220

F40-44

4220

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13632

Females

4812

F40-44

4812

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14235

Females

5059

F40-44

5059

Passing Analysis

Category:
Athletes Passed
1526
Passed By
2359
Net Change
-833
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11878
5K → 10K285229+56#11878#11822
10K → 15K79467-388#11822#12210
15K → 20K149283-134#12210#12344
20K → Half1567-52#12344#12396
Half → 25K97336-239#12396#12635
25K → 30K175360-185#12635#12820
30K → 20M127130-3#12820#12823
20M → 21M105102+3#12823#12820
21M → 35K9623+73#12820#12747
35K → 23M13782+55#12747#12692
23M → 24M8158+23#12692#12669
24M → 40K8670+16#12669#12653
40K → 25.2M3139-8#12653#12661
25.2M → Finish63113-50#12661#12711
TOTALS15262359-833
📊

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