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BOSTON MARATHON 2025

Rosemary Spraker

Bib: 8499•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 46%
Gender (Female)
#0 / 12228
Top 32%
Masters (Masters Women)
#0 / 6759
Top 17%
Division (F60-64)
#0 / 624
Top 2%
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
7:48/mi
24:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:13:29
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:38:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:56/mi
1:43:50
↑ 19↓ 370.5%
25K· 15.53 mi
7:54/mi
2:03:00
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:28:20
↑ 181↓ 1480.2%
20M
8:09/mi
2:39:24
↑ 64↓ 500.2%
21M
8:39/mi
2:48:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:54:20
↑ 17↓ 861.7%
23M
8:12/mi
3:04:36
↑ 23↓ 630.6%
24M
7:50/mi
3:12:26
↓ 821.3%
40K· 24.85 mi
7:55/mi
3:19:12
↓ 200.3%
25.2M
8:39/mi
3:22:11
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:29:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:50
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:32:4924:157:4824:15
7:48
-
10K
6.21 mi10:57:0948:357:4924:20
7:50
+0:02
15K
9.32 mi11:22:031:13:297:5324:54
8:01
+0:11
20K
12.43 mi11:46:591:38:257:5524:56
8:02
+0:01
Half
13.11 mi11:52:241:43:507:555:25
7:56
-0:06
25K
15.53 mi12:11:342:03:007:5519:10
7:54
-0:02
30K
18.64 mi12:36:542:28:207:5725:20
8:09
+0:15
20M
20.00 mi12:47:582:39:247:5811:04
8:09
0:00
21M
21.00 mi12:56:372:48:038:008:39
8:39
+0:30
35K
21.75 mi13:02:542:54:208:016:17
8:24
-0:15
23M
23.00 mi13:13:103:04:368:0210:16
8:12
-0:12
24M
24.00 mi13:21:003:12:268:017:50
7:50
-0:22
40K
24.85 mi13:27:463:19:128:016:46
7:55
+0:05
25.2M
25.20 mi13:30:453:22:118:012:59
8:39
+0:44
Finish
26.22 mi13:38:253:29:518:017:40
7:31
-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

7:31 /mi

Average Pace

8:01 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:56

91% of race

Time at Steady Pace

17:55

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi10:32:4924:157:4824:15
7:48
#14872
10K
6.21 mi10:57:0948:357:4924:20
7:50
#14937
15K
9.32 mi11:22:031:13:297:5324:54
8:01
#15363
20K
12.43 mi11:46:591:38:257:5524:56
8:02
#15265
Half
13.11 mi11:52:241:43:507:555:25
7:56
#15287
25K
15.53 mi12:11:342:03:007:5519:10
7:54
#14886
30K
18.64 mi12:36:542:28:207:5725:20
8:09
#14346
20M
20.00 mi12:47:582:39:247:5811:04
8:09
#14062
21M
21.00 mi12:56:372:48:038:008:39
8:39
#13876
35K
21.75 mi13:02:542:54:208:016:17
8:24
#13896
23M
23.00 mi13:13:103:04:368:0210:16
8:12
#13721
24M
24.00 mi13:21:003:12:268:017:50
7:50
#13536
40K
24.85 mi13:27:463:19:128:016:46
7:55
#13364
25.2M
25.20 mi13:30:453:22:118:012:59
8:39
#13293
Finish
26.22 mi13:38:253:29:518:017:40
7:31
#13172
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi148724444444416154(Top 57%)5227(Top 43%)5227(Top 838%)
10K6.21 mi3.10 mi14937-654513-694513-6915117(Top 53%)4605(Top 38%)4605(Top 738%)
15K9.32 mi3.11 mi15363-4264766-2534766-25316154(Top 57%)5227(Top 43%)5227(Top 838%)
20K12.43 mi3.11 mi15265+984732+344732+3415121(Top 53%)4702(Top 38%)4702(Top 754%)
Half13.11 mi0.68 mi15287-224743-114743-1115426(Top 54%)4826(Top 39%)4826(Top 773%)
25K15.53 mi2.42 mi14886+4014558+1854558+18513147(Top 46%)3749(Top 31%)3749(Top 601%)
30K18.64 mi3.11 mi14346+5404307+2514307+25112499(Top 44%)3566(Top 29%)3566(Top 571%)
20M20.00 mi1.36 mi14062+2844174+1334174+13311455(Top 40%)3172(Top 26%)3172(Top 508%)
21M21.00 mi1.00 mi13876+1864101+734101+7311406(Top 40%)3307(Top 27%)3307(Top 530%)
35K21.75 mi0.75 mi13896-204128-274128-2714861(Top 52%)5150(Top 42%)5150(Top 825%)
23M23.00 mi1.25 mi13721+1754070+584070+5811385(Top 40%)3431(Top 28%)3431(Top 550%)
24M24.00 mi1.00 mi13536+1853994+763994+7610117(Top 36%)2881(Top 24%)2881(Top 462%)
40K24.85 mi0.85 mi13364+1723927+673927+679625(Top 34%)2750(Top 22%)2750(Top 441%)
25.2M25.20 mi0.35 mi13293+713904+233904+239824(Top 35%)2950(Top 24%)2950(Top 473%)
Finish26.22 mi1.02 mi13172+1213858+463858+469403(Top 33%)2731(Top 22%)2731(Top 438%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16154

Females

5227

F60-64

5227

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15117

Females

4605

F60-64

4605

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16154

Females

5227

F60-64

5227

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

15121

Females

4702

F60-64

4702

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

15426

Females

4826

F60-64

4826

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

13147

Females

3749

F60-64

3749

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12499

Females

3566

F60-64

3566

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11455

Females

3172

F60-64

3172

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11406

Females

3307

F60-64

3307

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14861

Females

5150

F60-64

5150

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

11385

Females

3431

F60-64

3431

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

10117

Females

2881

F60-64

2881

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9625

Females

2750

F60-64

2750

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9824

Females

2950

F60-64

2950

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9403

Females

2731

F60-64

2731

Passing Analysis

Category:
Athletes Passed
2973
Passed By
1273
Net Change
+1700
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14872
5K → 10K258323-65#14872#14937
10K → 15K96522-426#14937#15363
15K → 20K249151+98#15363#15265
20K → Half3456-22#15265#15287
Half → 25K41918+401#15287#14886
25K → 30K57030+540#14886#14346
30K → 20M2939+284#14346#14062
20M → 21M20519+186#14062#13876
21M → 35K5777-20#13876#13896
35K → 23M20126+175#13896#13721
23M → 24M19712+185#13721#13536
24M → 40K1786+172#13536#13364
40K → 25.2M8110+71#13364#13293
25.2M → Finish13514+121#13293#13172
TOTALS29731273+1700
📊

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