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BOSTON MARATHON 2025

Allison Bogosian

Bib: 27048•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
11:11/mi
34:46
↑ 97↓ 3451.5%
10K· 6.21 mi
12:07/mi
1:12:25
↑ 79↓ 1380.4%
15K· 9.32 mi
12:52/mi
1:52:25
↑ 67↓ 78
20K· 12.43 mi
13:41/mi
2:34:55
↑ 106↓ 860.1%
Half· 13.11 mi
13:39/mi
2:44:14
↑ 19↓ 370.5%
25K· 15.53 mi
16:09/mi
3:23:24
↑ 66↓ 880.2%
30K· 18.64 mi
14:30/mi
4:08:28
↑ 181↓ 1480.2%
20M
14:50/mi
4:28:37
↑ 64↓ 500.2%
21M
16:12/mi
4:44:49
↑ 106↓ 241.6%
35K· 21.75 mi
14:18/mi
4:55:31
↑ 17↓ 861.7%
23M
14:59/mi
5:14:17
↑ 23↓ 630.6%
24M
14:27/mi
5:28:44
↓ 821.3%
40K· 24.85 mi
14:50/mi
5:41:25
↓ 200.3%
25.2M
16:29/mi
5:47:06
↑ 13↓ 160.2%
Finish· 26.22 mi
14:48/mi
6:02:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:44:14
Pace12:32 /mi
2nd Half
Distance13.11 mi
Time3:17:57
Pace15:06 /mi
📊Positive Split: 20.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5634:4611:1134:46
11:11
-
10K
6.21 mi12:28:351:12:2511:3937:39
12:07
+0:56
15K
9.32 mi13:08:351:52:2512:0440:00
12:52
+0:45
20K
12.43 mi13:51:052:34:5512:2842:30
13:41
+0:49
Half
13.11 mi14:00:242:44:1412:329:19
13:39
-0:02
25K
15.53 mi14:39:343:23:2413:0639:10
16:09
+2:30
30K
18.64 mi15:24:384:08:2813:2045:04
14:30
-1:39
20M
20.00 mi15:44:474:28:3713:2620:09
14:50
+0:20
21M
21.00 mi16:00:594:44:4913:3416:12
16:12
+1:22
35K
21.75 mi16:11:414:55:3113:3510:42
14:18
-1:54
23M
23.00 mi16:30:275:14:1713:4018:46
14:59
+0:41
24M
24.00 mi16:44:545:28:4413:4214:27
14:27
-0:32
40K
24.85 mi16:57:355:41:2513:4412:41
14:50
+0:23
25.2M
25.20 mi17:03:165:47:0613:465:41
16:29
+1:39
Finish
26.22 mi17:18:216:02:1113:4915:05
14:48
-1:41

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

11:11 /mi

Average Pace

13:49 /mi

Slowest Pace

16:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:14

45% of race

Time at Steady Pace

2:16:54

38% of race

Time at Slower Pace

1:01:03

17% of race

Average Pace: 13:49 /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 mi11:50:5634:4611:1134:46
11:11
#27752
10K
6.21 mi12:28:351:12:2511:3937:39
12:07
#27921
15K
9.32 mi13:08:351:52:2512:0440:00
12:52
#28027
20K
12.43 mi13:51:052:34:5512:2842:30
13:41
#28088
Half
13.11 mi14:00:242:44:1412:329:19
13:39
#28106
25K
15.53 mi14:39:343:23:2413:0639:10
16:09
#28244
30K
18.64 mi15:24:384:08:2813:2045:04
14:30
#28215
20M
20.00 mi15:44:474:28:3713:2620:09
14:50
#28210
21M
21.00 mi16:00:594:44:4913:3416:12
16:12
#28213
35K
21.75 mi16:11:414:55:3113:3510:42
14:18
#28217
23M
23.00 mi16:30:275:14:1713:4018:46
14:59
#28219
24M
24.00 mi16:44:545:28:4413:4214:27
14:27
#28212
40K
24.85 mi16:57:355:41:2513:4412:41
14:50
#28208
25.2M
25.20 mi17:03:165:47:0613:465:41
16:29
#28211
Finish
26.22 mi17:18:216:02:1113:4915:05
14:48
#28233
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi27752117951179528120(Top 99%)12057(Top 99%)12057(Top 665%)
10K6.21 mi3.10 mi27921-16911906-11111906-11128005(Top 99%)11977(Top 98%)11977(Top 661%)
15K9.32 mi3.11 mi28027-10611983-7711983-7728120(Top 99%)12057(Top 99%)12057(Top 665%)
20K12.43 mi3.11 mi28088-6112031-4812031-4828136(Top 99%)12081(Top 99%)12081(Top 666%)
Half13.11 mi0.68 mi28106-1812043-1212043-1228205(Top 99%)12132(Top 99%)12132(Top 669%)
25K15.53 mi2.42 mi28244-13812137-9412137-9428349(Top 100%)12206(Top 100%)12206(Top 673%)
30K18.64 mi3.11 mi28215+2912123+1412123+1427801(Top 98%)11951(Top 98%)11951(Top 659%)
20M20.00 mi1.36 mi28210+512121+212121+227792(Top 98%)11966(Top 98%)11966(Top 660%)
21M21.00 mi1.00 mi28213-312124-312124-327896(Top 98%)12005(Top 98%)12005(Top 662%)
35K21.75 mi0.75 mi28217-412132-812132-827834(Top 98%)12020(Top 98%)12020(Top 663%)
23M23.00 mi1.25 mi28219-212135-312135-327910(Top 98%)12054(Top 99%)12054(Top 665%)
24M24.00 mi1.00 mi28212+712138-312138-327856(Top 98%)12049(Top 99%)12049(Top 665%)
40K24.85 mi0.85 mi28208+412133+512133+527694(Top 98%)11966(Top 98%)11966(Top 660%)
25.2M25.20 mi0.35 mi28211-312136-312136-327902(Top 98%)12072(Top 99%)12072(Top 666%)
Finish26.22 mi1.02 mi28233-2212151-1512151-1528214(Top 99%)12166(Top 99%)12166(Top 671%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

28120

Females

12057

F45-49

12057

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

28005

Females

11977

F45-49

11977

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

28120

Females

12057

F45-49

12057

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

28136

Females

12081

F45-49

12081

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28205

Females

12132

F45-49

12132

Half→25K

13.1 - 15.5 mi

Top 100%
×4story building
+66ft-88ft

Overall

28349

Females

12206

F45-49

12206

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

27801

Females

11951

F45-49

11951

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27792

Females

11966

F45-49

11966

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27896

Females

12005

F45-49

12005

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

27834

Females

12020

F45-49

12020

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27910

Females

12054

F45-49

12054

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

27856

Females

12049

F45-49

12049

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

27694

Females

11966

F45-49

11966

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27902

Females

12072

F45-49

12072

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

28214

Females

12166

F45-49

12166

Passing Analysis

Category:
Athletes Passed
203
Passed By
684
Net Change
-481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27752
5K → 10K36205-169#27752#27921
10K → 15K23129-106#27921#28027
15K → 20K1778-61#28027#28088
20K → Half422-18#28088#28106
Half → 25K6144-138#28106#28244
25K → 30K4314+29#28244#28215
30K → 20M1813+5#28215#28210
20M → 21M1316-3#28210#28213
21M → 35K711-4#28213#28217
35K → 23M79-2#28217#28219
23M → 24M147+7#28219#28212
24M → 40K117+4#28212#28208
40K → 25.2M36-3#28208#28211
25.2M → Finish123-22#28211#28233
TOTALS203684-481
📊

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