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BOSTON MARATHON 2025

Jessica Alberico

TX

Bib: 19390 F

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:40/mi
26:55
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:50/mi
54:22
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:06/mi
1:22:37
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:29/mi
1:52:06
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:16/mi
1:58:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:27/mi
2:21:19
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:56/mi
2:52:10
↑ 181↓ 1480.2%
138 ft elev
20M
10:06/mi
3:05:53
↑ 64↓ 500.2%
148 ft elev
21M
10:48/mi
3:16:41
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:17/mi
3:23:38
↑ 17↓ 861.7%
156 ft elev
23M
9:51/mi
3:35:58
↑ 23↓ 630.6%
116 ft elev
24M
9:52/mi
3:45:50
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:42/mi
3:54:08
↓ 200.3%
20 ft elev
25.2M
10:15/mi
3:57:40
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:08/mi
4:06:58
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:25
Pace9:02 /mi
2nd Half
Distance13.11 mi
Time2:08:33
Pace9:48 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0026:558:4026:55
8:40
-
10K
6.21 mi11:46:2754:228:4527:27
8:50
+0:10
15K
9.32 mi12:14:421:22:378:5228:15
9:06
+0:16
20K
12.43 mi12:44:111:52:069:0129:29
9:29
+0:23
Half
13.11 mi12:50:301:58:259:026:19
9:16
-0:13
25K
15.53 mi13:13:242:21:199:0622:54
9:27
+0:11
30K
18.64 mi13:44:152:52:109:1430:51
9:56
+0:29
20M
20.00 mi13:57:583:05:539:1813:43
10:06
+0:10
21M
21.00 mi14:08:463:16:419:2210:48
10:48
+0:42
35K
21.75 mi14:15:433:23:389:226:57
9:17
-1:31
23M
23.00 mi14:28:033:35:589:2312:20
9:51
+0:34
24M
24.00 mi14:37:553:45:509:259:52
9:52
+0:01
40K
24.85 mi14:46:133:54:089:258:18
9:42
-0:10
25.2M
25.20 mi14:49:453:57:409:263:32
10:15
+0:33
Finish
26.22 mi14:59:034:06:589:269:18
9:08
-1:07

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

8:40 /mi

Average Pace

9:26 /mi

Slowest Pace

10:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:55

37% of race

Time at Steady Pace

1:13:57

30% of race

Time at Slower Pace

1:21:06

33% of race

Average Pace: 9:25 /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 mi11:19:0026:558:4026:55
8:40
#20838
10K
6.21 mi11:46:2754:228:4527:27
8:50
#21172
15K
9.32 mi12:14:421:22:378:5228:15
9:06
#21623
20K
12.43 mi12:44:111:52:069:0129:29
9:29
#22021
Half
13.11 mi12:50:301:58:259:026:19
9:16
#22069
25K
15.53 mi13:13:242:21:199:0622:54
9:27
#21988
30K
18.64 mi13:44:152:52:109:1430:51
9:56
#21924
20M
20.00 mi13:57:583:05:539:1813:43
10:06
#21849
21M
21.00 mi14:08:463:16:419:2210:48
10:48
#21783
35K
21.75 mi14:15:433:23:389:226:57
9:17
#21696
23M
23.00 mi14:28:033:35:589:2312:20
9:51
#21581
24M
24.00 mi14:37:553:45:509:259:52
9:52
#21544
40K
24.85 mi14:46:133:54:089:258:18
9:42
#21458
25.2M
25.20 mi14:49:453:57:409:263:32
10:15
#21402
Finish
26.22 mi14:59:034:06:589:269:18
9:08
#21338
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi208387995799522434(Top 79%)8793(Top 72%)8793(Top 161%)
10K6.21 mi3.10 mi21172-3348146-1518146-15121580(Top 76%)8359(Top 68%)8359(Top 153%)
15K9.32 mi3.11 mi21623-4518380-2348380-23422434(Top 79%)8793(Top 72%)8793(Top 161%)
20K12.43 mi3.11 mi22021-3988609-2298609-22922866(Top 81%)9073(Top 74%)9073(Top 166%)
Half13.11 mi0.68 mi22069-488637-288637-2822821(Top 80%)9037(Top 74%)9037(Top 165%)
25K15.53 mi2.42 mi21988+818599+388599+3821691(Top 76%)8477(Top 69%)8477(Top 155%)
30K18.64 mi3.11 mi21924+648582+178582+1721398(Top 75%)8453(Top 69%)8453(Top 155%)
20M20.00 mi1.36 mi21849+758551+318551+3121264(Top 75%)8500(Top 70%)8500(Top 155%)
21M21.00 mi1.00 mi21783+668545+68545+620850(Top 73%)8374(Top 68%)8374(Top 153%)
35K21.75 mi0.75 mi21696+878507+388507+3819567(Top 69%)7759(Top 63%)7759(Top 142%)
23M23.00 mi1.25 mi21581+1158481+268481+2619976(Top 70%)8043(Top 66%)8043(Top 147%)
24M24.00 mi1.00 mi21544+378476+58476+520963(Top 74%)8581(Top 70%)8581(Top 157%)
40K24.85 mi0.85 mi21458+868449+278449+2719528(Top 69%)7911(Top 65%)7911(Top 145%)
25.2M25.20 mi0.35 mi21402+568432+178432+1718170(Top 64%)7245(Top 59%)7245(Top 132%)
Finish26.22 mi1.02 mi21338+648408+248408+2419660(Top 69%)7957(Top 65%)7957(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22434

Females

8793

F18-39

8793

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21580

Females

8359

F18-39

8359

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22434

Females

8793

F18-39

8793

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

22866

Females

9073

F18-39

9073

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22821

Females

9037

F18-39

9037

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21691

Females

8477

F18-39

8477

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21398

Females

8453

F18-39

8453

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21264

Females

8500

F18-39

8500

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20850

Females

8374

F18-39

8374

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

19567

Females

7759

F18-39

7759

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19976

Females

8043

F18-39

8043

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

20963

Females

8581

F18-39

8581

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19528

Females

7911

F18-39

7911

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18170

Females

7245

F18-39

7245

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19660

Females

7957

F18-39

7957

Passing Analysis

Category:
Athletes Passed
1534
Passed By
2034
Net Change
-500
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20838
5K → 10K135469-334#20838#21172
10K → 15K91542-451#21172#21623
15K → 20K94492-398#21623#22021
20K → Half1866-48#22021#22069
Half → 25K185104+81#22069#21988
25K → 30K221157+64#21988#21924
30K → 20M12550+75#21924#21849
20M → 21M11751+66#21849#21783
21M → 35K947+87#21783#21696
35K → 23M14833+115#21696#21581
23M → 24M6730+37#21581#21544
24M → 40K9913+86#21544#21458
40K → 25.2M615+56#21458#21402
25.2M → Finish7915+64#21402#21338
TOTALS15342034-500
📊

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