Boston Marathon logo
BOSTON MARATHON 2025

Jennifer Pajer

MA

Bib: 14793 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 25%
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
7:15/mi
22:31
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:17/mi
45:09
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:17/mi
1:07:48
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:22/mi
1:30:40
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:23/mi
1:35:42
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:31/mi
1:53:56
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:38/mi
2:17:38
↑ 181↓ 1480.2%
138 ft elev
20M
7:43/mi
2:28:07
↑ 64↓ 500.2%
148 ft elev
21M
8:03/mi
2:36:10
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:42/mi
2:41:56
↑ 17↓ 861.7%
156 ft elev
23M
7:46/mi
2:51:40
↑ 23↓ 630.6%
116 ft elev
24M
7:41/mi
2:59:21
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:42/mi
3:05:56
↓ 200.3%
20 ft elev
25.2M
8:16/mi
3:08:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:01/mi
3:15:56
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:35:427:18 /mi⚡ faster
2nd Half
1:40:147:39 /mi+4.7%
Positive split — 4.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
22:317:153.11 mi22:31
7:15
-
10K
45:097:163.10 mi22:38
7:17
+0:02
15K
1:07:487:163.11 mi22:39
7:17
0:00
20K
1:30:407:183.11 mi22:52
7:22
+0:05
Half(13.11 mi)
1:35:427:180.68 mi5:02
7:23
+0:01
25K
1:53:567:202.42 mi18:14
7:31
+0:08
30K
2:17:387:233.11 mi23:42
7:38
+0:07
20M
2:28:077:241.36 mi10:29
7:43
+0:05
21M
2:36:107:261.00 mi8:03
8:03
+0:20
35K
2:41:567:270.75 mi5:46
7:42
-0:21
23M
2:51:407:281.25 mi9:44
7:46
+0:04
24M
2:59:217:281.00 mi7:41
7:41
-0:05
40K
3:05:567:290.85 mi6:35
7:42
+0:01
25.2M
3:08:477:290.35 mi2:51
8:16
+0:34
Finish(26.22 mi)
3:15:567:291.02 mi7:09
7:01
-1:15
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:01 /mi

Average Pace

7:29 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:55:18

89% of race

Time at Steady Pace

20:38

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi989117571757993218551855
10K3.10 mi10056-1651836-791836-791023719301930
15K3.11 mi9992+641840-41840-4993218551855
20K3.11 mi9839+1531793+471793+47955817601760
Half(13.11 mi)0.68 mi9882-431812-191812-191069722622262
25K2.42 mi9864+181843-311843-311014421492149
30K3.11 mi9566+2981762+811762+81867016801680
20M1.36 mi9434+1321742+201742+20847017391739
21M1.00 mi9280+1541701+411701+41766415731573
35K0.75 mi9302-221731-301731-301014926672667
23M1.25 mi9185+1171718+131718+13841619941994
24M1.00 mi9151+341734-161734-16902723352335
40K0.85 mi9077+741737-31737-3810520322032
25.2M0.35 mi9025+5217371737751018501850
Finish(26.22 mi)1.02 mi8849+1761706+311706+31587112071207

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9932

Females

1855

F18-39

1855

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

10237

Females

1930

F18-39

1930

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9932

Females

1855

F18-39

1855

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9558

Females

1760

F18-39

1760

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10697

Females

2262

F18-39

2262

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10144

Females

2149

F18-39

2149

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8670

Females

1680

F18-39

1680

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8470

Females

1739

F18-39

1739

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7664

Females

1573

F18-39

1573

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10149

Females

2667

F18-39

2667

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8416

Females

1994

F18-39

1994

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

9027

Females

2335

F18-39

2335

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8105

Females

2032

F18-39

2032

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7510

Females

1850

F18-39

1850

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5871

Females

1207

F18-39

1207

Passing Analysis

Category:
Passed
2194*
Passed By
1150
Net Change
+1042
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9891
5K → 10K158321-165#9891#10056
10K → 15K204*140+64#10056#9992
15K → 20K256103+153#9992#9839
20K → Half1457-43#9839#9882
Half → 25K164146+18#9882#9864
25K → 30K37577+298#9864#9566
30K → 20M16836+132#9566#9434
20M → 21M17420+154#9434#9280
21M → 35K5173-22#9280#9302
35K → 23M16144+117#9302#9185
23M → 24M9763+34#9185#9151
24M → 40K11743+74#9151#9077
40K → 25.2M6816+52#9077#9025
25.2M → Finish18711+176#9025#8849
TOTALS2194*1150+1042

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing