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BOSTON MARATHON 2025

Courtney Hentz

Bib: 11414•F

OH

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Female)
#0 / 12228
Top 2%
Division (F18-39)
#0 / 5469
Top 4%
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
7:03/mi
21:53
↑ 97↓ 3451.5%
10K· 6.21 mi
6:55/mi
43:23
↑ 79↓ 1380.4%
15K· 9.32 mi
6:51/mi
1:04:39
↑ 67↓ 78
20K· 12.43 mi
6:49/mi
1:25:49
↑ 106↓ 860.1%
Half· 13.11 mi
6:37/mi
1:30:20
↑ 19↓ 370.5%
25K· 15.53 mi
6:36/mi
1:46:21
↑ 66↓ 880.2%
30K· 18.64 mi
6:39/mi
2:07:02
↑ 181↓ 1480.2%
20M
6:39/mi
2:16:04
↑ 64↓ 500.2%
21M
6:39/mi
2:22:43
↑ 106↓ 241.6%
35K· 21.75 mi
6:39/mi
2:27:42
↑ 17↓ 861.7%
23M
6:37/mi
2:35:59
↑ 23↓ 630.6%
24M
6:30/mi
2:42:29
↓ 821.3%
40K· 24.85 mi
6:36/mi
2:48:08
↓ 200.3%
25.2M
6:46/mi
2:50:28
↑ 13↓ 160.2%
Finish· 26.22 mi
6:46/mi
2:57:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:30:20
Pace6:53 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:27:02
Pace6:38 /mi
📊Negative Split: 3.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5721:537:0321:53
7:03
-
10K
6.21 mi11:10:2743:236:5921:30
6:55
-0:08
15K
9.32 mi11:31:431:04:396:5621:16
6:51
-0:04
20K
12.43 mi11:52:531:25:496:5421:10
6:49
-0:02
Half
13.11 mi11:57:241:30:206:534:31
6:37
-0:12
25K
15.53 mi12:13:251:46:216:5116:01
6:36
-0:01
30K
18.64 mi12:34:062:07:026:4920:41
6:39
+0:03
20M
20.00 mi12:43:082:16:046:489:02
6:39
0:00
21M
21.00 mi12:49:472:22:436:486:39
6:39
0:00
35K
21.75 mi12:54:462:27:426:474:59
6:39
0:00
23M
23.00 mi13:03:032:35:596:478:17
6:37
-0:02
24M
24.00 mi13:09:332:42:296:466:30
6:30
-0:07
40K
24.85 mi13:15:122:48:086:465:39
6:36
+0:06
25.2M
25.20 mi13:17:322:50:286:462:20
6:46
+0:10
Finish
26.22 mi13:24:262:57:226:466:54
6:46
0:00

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

6:30 /mi

Average Pace

6:46 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:43

64% of race

Time at Steady Pace

1:04:39

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:48:5721:537:0321:53
7:03
#8166
10K
6.21 mi11:10:2743:236:5921:30
6:55
#7732
15K
9.32 mi11:31:431:04:396:5621:16
6:51
#7354
20K
12.43 mi11:52:531:25:496:5421:10
6:49
#6865
Half
13.11 mi11:57:241:30:206:534:31
6:37
#6758
25K
15.53 mi12:13:251:46:216:5116:01
6:36
#6130
30K
18.64 mi12:34:062:07:026:4920:41
6:39
#5291
20M
20.00 mi12:43:082:16:046:489:02
6:39
#4960
21M
21.00 mi12:49:472:22:436:486:39
6:39
#4582
35K
21.75 mi12:54:462:27:426:474:59
6:39
#4495
23M
23.00 mi13:03:032:35:596:478:17
6:37
#4250
24M
24.00 mi13:09:332:42:296:466:30
6:30
#4093
40K
24.85 mi13:15:122:48:086:465:39
6:36
#3970
25.2M
25.20 mi13:17:322:50:286:462:20
6:46
#3874
Finish
26.22 mi13:24:262:57:226:466:54
6:46
#3850
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8166103410346541(Top 23%)623(Top 5%)623(Top 11%)
10K6.21 mi3.10 mi7732+434899+135899+1357401(Top 26%)805(Top 7%)805(Top 15%)
15K9.32 mi3.11 mi7354+378794+105794+1056541(Top 23%)623(Top 5%)623(Top 11%)
20K12.43 mi3.11 mi6865+489670+124670+1245435(Top 19%)440(Top 4%)440(Top 8%)
Half13.11 mi0.68 mi6758+107650+20650+204681(Top 16%)310(Top 3%)310(Top 6%)
25K15.53 mi2.42 mi6130+628556+94556+943520(Top 12%)193(Top 2%)193(Top 4%)
30K18.64 mi3.11 mi5291+839417+139417+1392680(Top 9%)138(Top 1%)138(Top 3%)
20M20.00 mi1.36 mi4960+331375+42375+422251(Top 8%)117(Top 1.0%)117(Top 2%)
21M21.00 mi1.00 mi4582+378321+54321+541081(Top 4%)54(Top 0.4%)54(Top 1.0%)
35K21.75 mi0.75 mi4495+87319+2319+23224(Top 11%)273(Top 2%)273(Top 5%)
23M23.00 mi1.25 mi4250+245293+26293+261921(Top 7%)119(Top 1.0%)119(Top 2%)
24M24.00 mi1.00 mi4093+157284+9284+92084(Top 7%)142(Top 1%)142(Top 3%)
40K24.85 mi0.85 mi3970+123274+10274+102030(Top 7%)152(Top 1%)152(Top 3%)
25.2M25.20 mi0.35 mi3874+96269+5269+5947(Top 3%)75(Top 0.6%)75(Top 1%)
Finish26.22 mi1.02 mi3850+24272-3272-34287(Top 15%)640(Top 5%)640(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21story building
+97ft-345ft

Overall

6541

Females

623

F18-39

623

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7401

Females

805

F18-39

805

10K→15K

6.2 - 9.3 mi

Top 23%
×3story building
+67ft-78ft

Overall

6541

Females

623

F18-39

623

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

5435

Females

440

F18-39

440

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4681

Females

310

F18-39

310

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3520

Females

193

F18-39

193

25K→30K

15.5 - 18.6 mi

Top 9%
×9story building
+181ft-148ft

Overall

2680

Females

138

F18-39

138

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2251

Females

117

F18-39

117

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

1081

Females

54

F18-39

54

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

3224

Females

273

F18-39

273

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1921

Females

119

F18-39

119

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

2084

Females

142

F18-39

142

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2030

Females

152

F18-39

152

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

947

Females

75

F18-39

75

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4287

Females

640

F18-39

640

Passing Analysis

Category:
Athletes Passed
4463
Passed By
147
Net Change
+4316
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8166
5K → 10K49561+434#8166#7732
10K → 15K39618+378#7732#7354
15K → 20K4967+489#7354#6865
20K → Half1081+107#6865#6758
Half → 25K6280+628#6758#6130
25K → 30K8401+839#6130#5291
30K → 20M3310+331#5291#4960
20M → 21M3780+378#4960#4582
21M → 35K947+87#4582#4495
35K → 23M2461+245#4495#4250
23M → 24M1592+157#4250#4093
24M → 40K1252+123#4093#3970
40K → 25.2M960+96#3970#3874
25.2M → Finish7147+24#3874#3850
TOTALS4463147+4316
📊

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