Boston Marathon logo
BOSTON MARATHON 2023

Sydney Riggs

Bib: 15247•F

PE

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 22%
Division (F18-39)
#0 / 4884
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
7:47/mi
24:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
48:15
↑ 79↓ 1380.4%
15K· 9.32 mi
7:44/mi
1:12:18
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:36:40
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:41:55
↑ 19↓ 370.5%
25K· 15.53 mi
7:49/mi
2:00:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:25:31
↑ 181↓ 1480.2%
20M
7:52/mi
2:36:12
↑ 64↓ 500.2%
21M
8:09/mi
2:44:21
↑ 106↓ 241.6%
35K· 21.75 mi
7:42/mi
2:50:07
↑ 17↓ 861.7%
23M
7:51/mi
2:59:57
↑ 23↓ 630.6%
24M
7:36/mi
3:07:33
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:14:13
↓ 200.3%
25.2M
8:48/mi
3:17:15
↑ 13↓ 160.2%
Finish· 26.22 mi
7:58/mi
3:25:22
↑ 22↓ 21

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
Time1:41:55
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:43:27
Pace7:53 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3924:127:4724:12
7:47
-
10K
6.21 mi11:17:4248:157:4624:03
7:44
-0:03
15K
9.32 mi11:41:451:12:187:4524:03
7:44
0:00
20K
12.43 mi12:06:071:36:407:4724:22
7:51
+0:07
Half
13.11 mi12:11:221:41:557:465:15
7:42
-0:09
25K
15.53 mi12:30:192:00:527:4718:57
7:49
+0:07
30K
18.64 mi12:54:582:25:317:4824:39
7:56
+0:07
20M
20.00 mi13:05:392:36:127:4910:41
7:52
-0:04
21M
21.00 mi13:13:482:44:217:508:09
8:09
+0:17
35K
21.75 mi13:19:342:50:077:495:46
7:42
-0:27
23M
23.00 mi13:29:242:59:577:499:50
7:51
+0:09
24M
24.00 mi13:37:003:07:337:497:36
7:36
-0:15
40K
24.85 mi13:43:403:14:137:496:40
7:48
+0:12
25.2M
25.20 mi13:46:423:17:157:503:02
8:48
+1:00
Finish
26.22 mi13:54:493:25:227:508:07
7:58
-0:50

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

7:36 /mi

Average Pace

7:50 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:20

99% of race

Time at Steady Pace

3:02

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi10:53:3924:127:4724:12
7:47
#12261
10K
6.21 mi11:17:4248:157:4624:03
7:44
#12412
15K
9.32 mi11:41:451:12:187:4524:03
7:44
#12281
20K
12.43 mi12:06:071:36:407:4724:22
7:51
#12201
Half
13.11 mi12:11:221:41:557:465:15
7:42
#12178
25K
15.53 mi12:30:192:00:527:4718:57
7:49
#12012
30K
18.64 mi12:54:582:25:317:4824:39
7:56
#11661
20M
20.00 mi13:05:392:36:127:4910:41
7:52
#11447
21M
21.00 mi13:13:482:44:217:508:09
8:09
#11221
35K
21.75 mi13:19:342:50:077:495:46
7:42
#11168
23M
23.00 mi13:29:242:59:577:499:50
7:51
#10980
24M
24.00 mi13:37:003:07:337:497:36
7:36
#10855
40K
24.85 mi13:43:403:14:137:496:40
7:48
#10744
25.2M
25.20 mi13:46:423:17:157:503:02
8:48
#10744
Finish
26.22 mi13:54:493:25:227:508:07
7:58
#10778
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi122613012301212213(Top 46%)3019(Top 26%)3019(Top 62%)
10K6.21 mi3.10 mi12412-1513108-963108-9612599(Top 47%)3202(Top 28%)3202(Top 66%)
15K9.32 mi3.11 mi12281+1313049+593049+5912213(Top 46%)3019(Top 26%)3019(Top 62%)
20K12.43 mi3.11 mi12201+803034+153034+1512101(Top 45%)3024(Top 26%)3024(Top 62%)
Half13.11 mi0.68 mi12178+233023+113023+1111888(Top 45%)2840(Top 25%)2840(Top 58%)
25K15.53 mi2.42 mi12012+1662947+762947+7611238(Top 42%)2614(Top 23%)2614(Top 54%)
30K18.64 mi3.11 mi11661+3512782+1652782+16510406(Top 39%)2354(Top 21%)2354(Top 48%)
20M20.00 mi1.36 mi11447+2142688+942688+949335(Top 35%)1954(Top 17%)1954(Top 40%)
21M21.00 mi1.00 mi11221+2262577+1112577+1118349(Top 31%)1675(Top 15%)1675(Top 34%)
35K21.75 mi0.75 mi11168+532556+212556+2110040(Top 38%)2378(Top 21%)2378(Top 49%)
23M23.00 mi1.25 mi10980+1882486+702486+708785(Top 33%)1932(Top 17%)1932(Top 40%)
24M24.00 mi1.00 mi10855+1252455+312455+318445(Top 32%)1864(Top 16%)1864(Top 38%)
40K24.85 mi0.85 mi10744+1112422+332422+338700(Top 33%)2036(Top 18%)2036(Top 42%)
25.2M25.20 mi0.35 mi107442438-162438-1611343(Top 43%)3355(Top 29%)3355(Top 69%)
Finish26.22 mi1.02 mi10778-342486-482486-4811878(Top 45%)3635(Top 32%)3635(Top 74%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12213

Females

3019

F18-39

3019

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12599

Females

3202

F18-39

3202

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12213

Females

3019

F18-39

3019

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12101

Females

3024

F18-39

3024

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11888

Females

2840

F18-39

2840

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11238

Females

2614

F18-39

2614

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10406

Females

2354

F18-39

2354

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9335

Females

1954

F18-39

1954

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8349

Females

1675

F18-39

1675

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10040

Females

2378

F18-39

2378

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8785

Females

1932

F18-39

1932

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8445

Females

1864

F18-39

1864

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8700

Females

2036

F18-39

2036

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11343

Females

3355

F18-39

3355

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11878

Females

3635

F18-39

3635

Passing Analysis

Category:
Athletes Passed
2458
Passed By
975
Net Change
+1483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12261
5K → 10K252403-151#12261#12412
10K → 15K247116+131#12412#12281
15K → 20K212132+80#12281#12201
20K → Half4623+23#12201#12178
Half → 25K22054+166#12178#12012
25K → 30K38433+351#12012#11661
30K → 20M22713+214#11661#11447
20M → 21M23610+226#11447#11221
21M → 35K7118+53#11221#11168
35K → 23M20113+188#11168#10980
23M → 24M14520+125#10980#10855
24M → 40K13120+111#10855#10744
40K → 25.2M29290#10744#10744
25.2M → Finish5791-34#10744#10778
TOTALS2458975+1483
📊

Passing Visuals

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