Boston Marathon logo
BOSTON MARATHON 2023

Amanda Carpo

Bib: 19841•F

IL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Masters (Masters Women)
#0 / 6539
Top 21%
Division (F45-49)
#0 / 1817
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:53
Rank: #14097
Start → 5K
24:53 | 8:01/mi
10K· 6.21 mi
49:14
Rank: #13768 (+329)
5K → 10K
24:21 | 7:50/mi
15K· 9.32 mi
1:13:28
Rank: #13431 (+337)
10K → 15K
24:14 | 7:48/mi
20K· 12.43 mi
1:38:31
Rank: #13527 (-96)
15K → 20K
25:03 | 8:04/mi
Half· 13.11 mi
1:43:55
Rank: #13535 (-8)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:03:40
Rank: #13566 (-31)
Half → 25K
19:45 | 8:09/mi
30K· 18.64 mi
2:30:00
Rank: #13655 (-89)
25K → 30K
26:20 | 8:29/mi
20M
2:41:23
Rank: #13582 (+73)
30K → 20M
11:23 | 8:23/mi
21M
2:50:36
Rank: #13640 (-58)
20M → 21M
9:13 | 9:13/mi
35K· 21.75 mi
2:56:40
Rank: #13603 (+37)
21M → 35K
6:04 | 8:07/mi
23M
3:07:23
Rank: #13568 (+35)
35K → 23M
10:43 | 8:34/mi
24M
3:15:38
Rank: #13511 (+57)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:22:53
Rank: #13476 (+35)
24M → 40K
7:15 | 8:29/mi
25.2M
3:26:03
Rank: #13468 (+8)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:34:25
Rank: #13475 (-7)
25.2M → Finish
8:22 | 8:13/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:55
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:50:30
Pace8:26 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3724:538:0124:53
8:01
-
10K
6.21 mi11:40:5849:147:5524:21
7:50
-0:11
15K
9.32 mi12:05:121:13:287:5324:14
7:48
-0:02
20K
12.43 mi12:30:151:38:317:5625:03
8:04
+0:16
Half
13.11 mi12:35:391:43:557:565:24
7:55
-0:09
25K
15.53 mi12:55:242:03:407:5819:45
8:09
+0:14
30K
18.64 mi13:21:442:30:008:0326:20
8:29
+0:20
20M
20.00 mi13:33:072:41:238:0411:23
8:23
-0:06
21M
21.00 mi13:42:202:50:368:079:13
9:13
+0:50
35K
21.75 mi13:48:242:56:408:076:04
8:07
-1:06
23M
23.00 mi13:59:073:07:238:0910:43
8:34
+0:27
24M
24.00 mi14:07:223:15:388:098:15
8:15
-0:19
40K
24.85 mi14:14:373:22:538:107:15
8:29
+0:14
25.2M
25.20 mi14:17:473:26:038:113:10
9:11
+0:42
Finish
26.22 mi14:26:093:34:258:118:22
8:13
-0:58

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

7:48 /mi

Average Pace

8:11 /mi

Slowest Pace

9:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:02

94% of race

Time at Steady Pace

3:10

1% of race

Time at Slower Pace

9:13

4% of race

Average Pace: 8:11 /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 mi11:16:3724:538:0124:53
8:01
#14097
10K
6.21 mi11:40:5849:147:5524:21
7:50
#13768
15K
9.32 mi12:05:121:13:287:5324:14
7:48
#13431
20K
12.43 mi12:30:151:38:317:5625:03
8:04
#13527
Half
13.11 mi12:35:391:43:557:565:24
7:55
#13535
25K
15.53 mi12:55:242:03:407:5819:45
8:09
#13566
30K
18.64 mi13:21:442:30:008:0326:20
8:29
#13655
20M
20.00 mi13:33:072:41:238:0411:23
8:23
#13582
21M
21.00 mi13:42:202:50:368:079:13
9:13
#13640
35K
21.75 mi13:48:242:56:408:076:04
8:07
#13603
23M
23.00 mi13:59:073:07:238:0910:43
8:34
#13568
24M
24.00 mi14:07:223:15:388:098:15
8:15
#13511
40K
24.85 mi14:14:373:22:538:107:15
8:29
#13476
25.2M
25.20 mi14:17:473:26:038:113:10
9:11
#13468
Finish
26.22 mi14:26:093:34:258:118:22
8:13
#13475
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi140974088408812742(Top 48%)3322(Top 29%)3322(Top 183%)
10K6.21 mi3.10 mi13768+3293907+1813907+18113465(Top 51%)3698(Top 32%)3698(Top 204%)
15K9.32 mi3.11 mi13431+3373711+1963711+19612742(Top 48%)3322(Top 29%)3322(Top 183%)
20K12.43 mi3.11 mi13527-963798-873798-8713958(Top 52%)4085(Top 36%)4085(Top 225%)
Half13.11 mi0.68 mi13535-83804-63804-613755(Top 52%)3942(Top 35%)3942(Top 217%)
25K15.53 mi2.42 mi13566-313842-383842-3813853(Top 52%)4129(Top 36%)4129(Top 227%)
30K18.64 mi3.11 mi13655-893929-873929-8714157(Top 53%)4423(Top 39%)4423(Top 243%)
20M20.00 mi1.36 mi13582+733912+173912+1712892(Top 48%)3802(Top 33%)3802(Top 209%)
21M21.00 mi1.00 mi13640-583956-443956-4414564(Top 55%)4794(Top 42%)4794(Top 264%)
35K21.75 mi0.75 mi13603+373951+53951+512883(Top 48%)3936(Top 34%)3936(Top 217%)
23M23.00 mi1.25 mi13568+353956-53956-513595(Top 51%)4390(Top 38%)4390(Top 242%)
24M24.00 mi1.00 mi13511+573946+103946+1012959(Top 49%)4111(Top 36%)4111(Top 226%)
40K24.85 mi0.85 mi13476+353946394613225(Top 50%)4323(Top 38%)4323(Top 238%)
25.2M25.20 mi0.35 mi13468+83956-103956-1013589(Top 51%)4526(Top 40%)4526(Top 249%)
Finish26.22 mi1.02 mi13475-73977-213977-2113526(Top 51%)4481(Top 39%)4481(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12742

Females

3322

F45-49

3322

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13465

Females

3698

F45-49

3698

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12742

Females

3322

F45-49

3322

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13958

Females

4085

F45-49

4085

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13755

Females

3942

F45-49

3942

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13853

Females

4129

F45-49

4129

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14157

Females

4423

F45-49

4423

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12892

Females

3802

F45-49

3802

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14564

Females

4794

F45-49

4794

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12883

Females

3936

F45-49

3936

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13595

Females

4390

F45-49

4390

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12959

Females

4111

F45-49

4111

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13225

Females

4323

F45-49

4323

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13589

Females

4526

F45-49

4526

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13526

Females

4481

F45-49

4481

Passing Analysis

Category:
Athletes Passed
2023
Passed By
1401
Net Change
+622
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14097
5K → 10K487158+329#14097#13768
10K → 15K40669+337#13768#13431
15K → 20K149245-96#13431#13527
20K → Half3038-8#13527#13535
Half → 25K117148-31#13535#13566
25K → 30K166255-89#13566#13655
30K → 20M13562+73#13655#13582
20M → 21M75133-58#13582#13640
21M → 35K6932+37#13640#13603
35K → 23M10469+35#13603#13568
23M → 24M9841+57#13568#13511
24M → 40K7742+35#13511#13476
40K → 25.2M3931+8#13476#13468
25.2M → Finish7178-7#13468#13475
TOTALS20231401+622
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing