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BOSTON MARATHON 2025

Karen Goertzen

Bib: 25376•F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:09
Rank: #24862
Start → 5K
9:42/mi
30:09 split
10K· 6.21 mi
1:01:03
Rank: #25028 (-166)
5K → 10K
9:57/mi
30:54 split
15K· 9.32 mi
1:32:30
Rank: #25108 (-80)
10K → 15K
10:07/mi
31:27 split
20K· 12.43 mi
2:04:49
Rank: #25119 (-11)
15K → 20K
10:24/mi
32:19 split
Half· 13.11 mi
2:11:34
Rank: #25092 (+27)
20K → Half
9:54/mi
6:45 split
25K· 15.53 mi
2:37:27
Rank: #24998 (+94)
Half → 25K
10:41/mi
25:53 split
30K· 18.64 mi
3:10:31
Rank: #24696 (+302)
25K → 30K
10:39/mi
33:04 split
20M
3:24:48
Rank: #24570 (+126)
30K → 20M
10:31/mi
14:17 split
21M
3:35:54
Rank: #24416 (+154)
20M → 21M
11:06/mi
11:06 split
35K· 21.75 mi
3:43:35
Rank: #24363 (+53)
21M → 35K
10:16/mi
7:41 split
23M
3:56:30
Rank: #24206 (+157)
35K → 23M
10:19/mi
12:55 split
24M
4:06:14
Rank: #24068 (+138)
23M → 24M
9:44/mi
9:44 split
40K· 24.85 mi
4:14:40
Rank: #23947 (+121)
24M → 40K
9:52/mi
8:26 split
25.2M
4:18:27
Rank: #23900 (+47)
40K → 25.2M
10:58/mi
3:47 split
Finish· 26.22 mi
4:28:44
Rank: #23885 (+15)
25.2M → Finish
10:05/mi
10:17 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:34
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:17:10
Pace10:28 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:4130:099:4230:09
9:42
-
10K
6.21 mi12:01:351:01:039:5030:54
9:57
+0:15
15K
9.32 mi12:33:021:32:309:5531:27
10:07
+0:10
20K
12.43 mi13:05:212:04:4910:0332:19
10:24
+0:17
Half
13.11 mi13:12:062:11:3410:026:45
9:54
-0:30
25K
15.53 mi13:37:592:37:2710:0825:53
10:41
+0:47
30K
18.64 mi14:11:033:10:3110:1333:04
10:39
-0:02
20M
20.00 mi14:25:203:24:4810:1414:17
10:31
-0:08
21M
21.00 mi14:36:263:35:5410:1711:06
11:06
+0:35
35K
21.75 mi14:44:073:43:3510:177:41
10:16
-0:50
23M
23.00 mi14:57:023:56:3010:1712:55
10:19
+0:03
24M
24.00 mi15:06:464:06:1410:169:44
9:44
-0:35
40K
24.85 mi15:15:124:14:4010:158:26
9:52
+0:08
25.2M
25.20 mi15:18:594:18:2710:153:47
10:58
+1:06
Finish
26.22 mi15:29:164:28:4410:1510:17
10:05
-0:53

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

9:42 /mi

Average Pace

10:15 /mi

Slowest Pace

11:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:47:58

85% of race

Time at Steady Pace

40:46

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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 mi11:30:4130:099:4230:09
9:42
#24862
10K
6.21 mi12:01:351:01:039:5030:54
9:57
#25028
15K
9.32 mi12:33:021:32:309:5531:27
10:07
#25108
20K
12.43 mi13:05:212:04:4910:0332:19
10:24
#25119
Half
13.11 mi13:12:062:11:3410:026:45
9:54
#25092
25K
15.53 mi13:37:592:37:2710:0825:53
10:41
#24998
30K
18.64 mi14:11:033:10:3110:1333:04
10:39
#24696
20M
20.00 mi14:25:203:24:4810:1414:17
10:31
#24570
21M
21.00 mi14:36:263:35:5410:1711:06
11:06
#24416
35K
21.75 mi14:44:073:43:3510:177:41
10:16
#24363
23M
23.00 mi14:57:023:56:3010:1712:55
10:19
#24206
24M
24.00 mi15:06:464:06:1410:169:44
9:44
#24068
40K
24.85 mi15:15:124:14:4010:158:26
9:52
#23947
25.2M
25.20 mi15:18:594:18:2710:153:47
10:58
#23900
Finish
26.22 mi15:29:164:28:4410:1510:17
10:05
#23885
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi24862101411014125257(Top 89%)10375(Top 85%)10375(Top 1663%)
10K6.21 mi3.10 mi25028-16610246-10510246-10525191(Top 89%)10334(Top 85%)10334(Top 1656%)
15K9.32 mi3.11 mi25108-8010284-3810284-3825257(Top 89%)10375(Top 85%)10375(Top 1663%)
20K12.43 mi3.11 mi25119-1110300-1610300-1625029(Top 88%)10273(Top 84%)10273(Top 1646%)
Half13.11 mi0.68 mi25092+2710286+1410286+1424618(Top 87%)10065(Top 82%)10065(Top 1613%)
25K15.53 mi2.42 mi24998+9410248+3810248+3824673(Top 87%)10114(Top 83%)10114(Top 1621%)
30K18.64 mi3.11 mi24696+30210113+13510113+13523267(Top 82%)9475(Top 77%)9475(Top 1518%)
20M20.00 mi1.36 mi24570+12610054+5910054+5922473(Top 79%)9148(Top 75%)9148(Top 1466%)
21M21.00 mi1.00 mi24416+1549989+659989+6521677(Top 76%)8806(Top 72%)8806(Top 1411%)
35K21.75 mi0.75 mi24363+539970+199970+1922634(Top 80%)9357(Top 77%)9357(Top 1500%)
23M23.00 mi1.25 mi24206+1579911+599911+5921506(Top 76%)8826(Top 72%)8826(Top 1414%)
24M24.00 mi1.00 mi24068+1389850+619850+6120531(Top 72%)8371(Top 68%)8371(Top 1342%)
40K24.85 mi0.85 mi23947+1219794+569794+5620035(Top 71%)8189(Top 67%)8189(Top 1312%)
25.2M25.20 mi0.35 mi23900+479774+209774+2020611(Top 73%)8489(Top 69%)8489(Top 1360%)
Finish26.22 mi1.02 mi23885+159777-39777-323205(Top 82%)9771(Top 80%)9771(Top 1566%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25257

Females

10375

F60-64

10375

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

25191

Females

10334

F60-64

10334

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25257

Females

10375

F60-64

10375

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

25029

Females

10273

F60-64

10273

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24618

Females

10065

F60-64

10065

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24673

Females

10114

F60-64

10114

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

23267

Females

9475

F60-64

9475

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22473

Females

9148

F60-64

9148

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

21677

Females

8806

F60-64

8806

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

22634

Females

9357

F60-64

9357

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

21506

Females

8826

F60-64

8826

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20531

Females

8371

F60-64

8371

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20035

Females

8189

F60-64

8189

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

20611

Females

8489

F60-64

8489

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

23205

Females

9771

F60-64

9771

Passing Analysis

Category:
Athletes Passed
1760
Passed By
783
Net Change
+977
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24862
5K → 10K129295-166#24862#25028
10K → 15K109189-80#25028#25108
15K → 20K127138-11#25108#25119
20K → Half4316+27#25119#25092
Half → 25K15359+94#25092#24998
25K → 30K31412+302#24998#24696
30K → 20M1348+126#24696#24570
20M → 21M1573+154#24570#24416
21M → 35K6411+53#24416#24363
35K → 23M1647+157#24363#24206
23M → 24M1435+138#24206#24068
24M → 40K1243+121#24068#23947
40K → 25.2M503+47#23947#23900
25.2M → Finish4934+15#23900#23885
TOTALS1760783+977
📊

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