Boston Marathon logo
BOSTON MARATHON 2023

Shannon Jones

Bib: 13584•F

TN

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Division (F18-39)
#0 / 4884
Top 50%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:23
Rank: #9878
Start → 5K
7:32/mi
23:23 split
10K· 6.21 mi
46:15
Rank: #9534 (+344)
5K → 10K
7:22/mi
22:52 split
15K· 9.32 mi
1:08:57
Rank: #9172 (+362)
10K → 15K
7:18/mi
22:42 split
20K· 12.43 mi
1:32:25
Rank: #9300 (-128)
15K → 20K
7:33/mi
23:28 split
Half· 13.11 mi
1:37:39
Rank: #9418 (-118)
20K → Half
7:40/mi
5:14 split
25K· 15.53 mi
1:57:34
Rank: #10216 (-798)
Half → 25K
8:13/mi
19:55 split
30K· 18.64 mi
2:24:58
Rank: #11420 (-1204)
25K → 30K
8:49/mi
27:24 split
20M
2:37:51
Rank: #12157 (-737)
30K → 20M
9:29/mi
12:53 split
21M
2:48:03
Rank: #12683 (-526)
20M → 21M
10:12/mi
10:12 split
35K· 21.75 mi
2:54:12
Rank: #12699 (-16)
21M → 35K
8:13/mi
6:09 split
23M
3:05:03
Rank: #12809 (-110)
35K → 23M
8:40/mi
10:51 split
24M
3:13:37
Rank: #12894 (-85)
23M → 24M
8:34/mi
8:34 split
40K· 24.85 mi
3:20:48
Rank: #12866 (+28)
24M → 40K
8:24/mi
7:11 split
25.2M
3:23:51
Rank: #12854 (+12)
40K → 25.2M
8:51/mi
3:03 split
Finish· 26.22 mi
3:32:04
Rank: #12818 (+36)
25.2M → Finish
8:04/mi
8:13 split

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
Time1:37:39
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:54:25
Pace8:44 /mi
📊Positive Split: 17.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0123:237:3223:23
7:32
-
10K
6.21 mi11:14:5346:157:2722:52
7:22
-0:10
15K
9.32 mi11:37:351:08:577:2422:42
7:18
-0:04
20K
12.43 mi12:01:031:32:257:2623:28
7:33
+0:15
Half
13.11 mi12:06:171:37:397:275:14
7:40
+0:07
25K
15.53 mi12:26:121:57:347:3419:55
8:13
+0:33
30K
18.64 mi12:53:362:24:587:4727:24
8:49
+0:36
20M
20.00 mi13:06:292:37:517:5412:53
9:29
+0:40
21M
21.00 mi13:16:412:48:038:0010:12
10:12
+0:43
35K
21.75 mi13:22:502:54:128:016:09
8:13
-1:59
23M
23.00 mi13:33:413:05:038:0310:51
8:40
+0:27
24M
24.00 mi13:42:153:13:378:048:34
8:34
-0:06
40K
24.85 mi13:49:263:20:488:057:11
8:24
-0:10
25.2M
25.20 mi13:52:293:23:518:053:03
8:51
+0:27
Finish
26.22 mi14:00:423:32:048:068:13
8:04
-0:47

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

7:18 /mi

Average Pace

8:06 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:39

46% of race

Time at Steady Pace

50:02

24% of race

Time at Slower Pace

1:04:23

30% of race

Average Pace: 8:05 /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 mi10:52:0123:237:3223:23
7:32
#9878
10K
6.21 mi11:14:5346:157:2722:52
7:22
#9534
15K
9.32 mi11:37:351:08:577:2422:42
7:18
#9172
20K
12.43 mi12:01:031:32:257:2623:28
7:33
#9300
Half
13.11 mi12:06:171:37:397:275:14
7:40
#9418
25K
15.53 mi12:26:121:57:347:3419:55
8:13
#10216
30K
18.64 mi12:53:362:24:587:4727:24
8:49
#11420
20M
20.00 mi13:06:292:37:517:5412:53
9:29
#12157
21M
21.00 mi13:16:412:48:038:0010:12
10:12
#12683
35K
21.75 mi13:22:502:54:128:016:09
8:13
#12699
23M
23.00 mi13:33:413:05:038:0310:51
8:40
#12809
24M
24.00 mi13:42:153:13:378:048:34
8:34
#12894
40K
24.85 mi13:49:263:20:488:057:11
8:24
#12866
25.2M
25.20 mi13:52:293:23:518:053:03
8:51
#12854
Finish
26.22 mi14:00:423:32:048:068:13
8:04
#12818
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9878180418048640(Top 32%)1299(Top 11%)1299(Top 27%)
10K6.21 mi3.10 mi9534+3441629+1751629+1759328(Top 35%)1561(Top 14%)1561(Top 32%)
15K9.32 mi3.11 mi9172+3621489+1401489+1408640(Top 32%)1299(Top 11%)1299(Top 27%)
20K12.43 mi3.11 mi9300-1281560-711560-719747(Top 37%)1810(Top 16%)1810(Top 37%)
Half13.11 mi0.68 mi9418-1181602-421602-4211742(Top 44%)2786(Top 24%)2786(Top 57%)
25K15.53 mi2.42 mi10216-7981958-3561958-35614334(Top 54%)4405(Top 39%)4405(Top 90%)
30K18.64 mi3.11 mi11420-12042646-6882646-68816190(Top 61%)5606(Top 49%)5606(Top 115%)
20M20.00 mi1.36 mi12157-7373088-4423088-44218788(Top 71%)7180(Top 63%)7180(Top 147%)
21M21.00 mi1.00 mi12683-5263403-3153403-31518709(Top 70%)7164(Top 63%)7164(Top 147%)
35K21.75 mi0.75 mi12699-163429-263429-2613601(Top 51%)4336(Top 38%)4336(Top 89%)
23M23.00 mi1.25 mi12809-1103514-853514-8514178(Top 53%)4708(Top 41%)4708(Top 96%)
24M24.00 mi1.00 mi12894-853588-743588-7414871(Top 56%)5148(Top 45%)5148(Top 105%)
40K24.85 mi0.85 mi12866+283591-33591-312732(Top 48%)4070(Top 36%)4070(Top 83%)
25.2M25.20 mi0.35 mi12854+123592-13592-111650(Top 44%)3546(Top 31%)3546(Top 73%)
Finish26.22 mi1.02 mi12818+363592359212579(Top 47%)3996(Top 35%)3996(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8640

Females

1299

F18-39

1299

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9328

Females

1561

F18-39

1561

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8640

Females

1299

F18-39

1299

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9747

Females

1810

F18-39

1810

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11742

Females

2786

F18-39

2786

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14334

Females

4405

F18-39

4405

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16190

Females

5606

F18-39

5606

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

18788

Females

7180

F18-39

7180

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18709

Females

7164

F18-39

7164

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13601

Females

4336

F18-39

4336

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

14178

Females

4708

F18-39

4708

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14871

Females

5148

F18-39

5148

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12732

Females

4070

F18-39

4070

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11650

Females

3546

F18-39

3546

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12579

Females

3996

F18-39

3996

Passing Analysis

Category:
Athletes Passed
1396
Passed By
4334
Net Change
-2940
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9878
5K → 10K508164+344#9878#9534
10K → 15K39331+362#9534#9172
15K → 20K99227-128#9172#9300
20K → Half4122-118#9300#9418
Half → 25K22818-798#9418#10216
25K → 30K191223-1204#10216#11420
30K → 20M14751-737#11420#12157
20M → 21M12538-526#12157#12683
21M → 35K4157-16#12683#12699
35K → 23M49159-110#12699#12809
23M → 24M49134-85#12809#12894
24M → 40K7850+28#12894#12866
40K → 25.2M2715+12#12866#12854
25.2M → Finish8145+36#12854#12818
TOTALS13964334-2940
📊

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