Katharine Leitch

Bib: 16116F

SC

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

Start
0:00:00
Race begins
5K· 3.11 mi
23:15
Rank: #12094
Start5K
7:29/mi
23:15 split
10K· 6.21 mi
46:51
Rank: #12482 (-388)
5K10K
7:36/mi
23:36 split
15K· 9.32 mi
1:10:18
Rank: #12351 (+131)
10K15K
7:33/mi
23:27 split
20K· 12.43 mi
1:33:30
Rank: #11840 (+511)
15K20K
7:28/mi
23:12 split
Half· 13.11 mi
1:38:32
Rank: #11774 (+66)
20KHalf
7:23/mi
5:02 split
25K· 15.53 mi
1:56:41
Rank: #11435 (+339)
Half25K
7:29/mi
18:09 split
30K· 18.64 mi
2:20:04
Rank: #10704 (+731)
25K30K
7:32/mi
23:23 split
20M
2:30:05
Rank: #10282 (+422)
30K20M
7:22/mi
10:01 split
21M
2:37:47
Rank: #9919 (+363)
20M21M
7:42/mi
7:42 split
35K· 21.75 mi
2:43:08
Rank: #9733 (+186)
21M35K
7:09/mi
5:21 split
23M
2:52:27
Rank: #9482 (+251)
35K23M
7:26/mi
9:19 split
24M
2:59:36
Rank: #9258 (+224)
23M24M
7:09/mi
7:09 split
40K· 24.85 mi
3:05:48
Rank: #9032 (+226)
24M40K
7:15/mi
6:12 split
25.2M
3:08:31
Rank: #8934 (+98)
40K25.2M
7:53/mi
2:43 split
Finish· 26.22 mi
3:15:35
Rank: #8744 (+190)
25.2MFinish
6:56/mi
7:04 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 Half
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:03
Pace7:24 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1223:157:2923:15
7:29
-
10K
6.21 mi11:20:4846:517:3223:36
7:36
+0:07
15K
9.32 mi11:44:151:10:187:3323:27
7:33
-0:03
20K
12.43 mi12:07:271:33:307:3123:12
7:28
-0:05
Half
13.11 mi12:12:291:38:327:315:02
7:23
-0:05
25K
15.53 mi12:30:381:56:417:3118:09
7:29
+0:06
30K
18.64 mi12:54:012:20:047:3123:23
7:32
+0:03
20M
20.00 mi13:04:022:30:057:3010:01
7:22
-0:10
21M
21.00 mi13:11:442:37:477:317:42
7:42
+0:20
35K
21.75 mi13:17:052:43:087:305:21
7:09
-0:33
23M
23.00 mi13:26:242:52:277:309:19
7:26
+0:17
24M
24.00 mi13:33:332:59:367:297:09
7:09
-0:17
40K
24.85 mi13:39:453:05:487:296:12
7:15
+0:06
25.2M
25.20 mi13:42:283:08:317:292:43
7:53
+0:38
Finish
26.22 mi13:49:323:15:357:287:04
6:56
-0:57

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

6:56 /mi

Average Pace

7:28 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:10

95% of race

Time at Steady Pace

10:25

5% 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

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 mi10:57:1223:157:2923:15
7:29
#12094
10K
6.21 mi11:20:4846:517:3223:36
7:36
#12482
15K
9.32 mi11:44:151:10:187:3323:27
7:33
#12351
20K
12.43 mi12:07:271:33:307:3123:12
7:28
#11840
Half
13.11 mi12:12:291:38:327:315:02
7:23
#11774
25K
15.53 mi12:30:381:56:417:3118:09
7:29
#11435
30K
18.64 mi12:54:012:20:047:3123:23
7:32
#10704
20M
20.00 mi13:04:022:30:057:3010:01
7:22
#10282
21M
21.00 mi13:11:442:37:477:317:42
7:42
#9919
35K
21.75 mi13:17:052:43:087:305:21
7:09
#9733
23M
23.00 mi13:26:242:52:277:309:19
7:26
#9482
24M
24.00 mi13:33:332:59:367:297:09
7:09
#9258
40K
24.85 mi13:39:453:05:487:296:12
7:15
#9032
25.2M
25.20 mi13:42:283:08:317:292:43
7:53
#8934
Finish
26.22 mi13:49:323:15:357:287:04
6:56
#8744
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120942843284312170(Top 43%)2997(Top 25%)2997(Top 55%)
10K6.21 mi3.10 mi12482-3883058-2153058-21512991(Top 46%)3358(Top 27%)3358(Top 61%)
15K9.32 mi3.11 mi12351+1313022+363022+3612170(Top 43%)2997(Top 25%)2997(Top 55%)
20K12.43 mi3.11 mi11840+5112779+2432779+24310487(Top 37%)2198(Top 18%)2198(Top 40%)
Half13.11 mi0.68 mi11774+662755+242755+2410694(Top 38%)2259(Top 18%)2259(Top 41%)
25K15.53 mi2.42 mi11435+3392613+1422613+1429852(Top 35%)2038(Top 17%)2038(Top 37%)
30K18.64 mi3.11 mi10704+7312309+3042309+3047946(Top 28%)1374(Top 11%)1374(Top 25%)
20M20.00 mi1.36 mi10282+4222134+1752134+1756243(Top 22%)879(Top 7%)879(Top 16%)
21M21.00 mi1.00 mi9919+3631987+1471987+1475678(Top 20%)820(Top 7%)820(Top 15%)
35K21.75 mi0.75 mi9733+1861920+671920+676354(Top 22%)1062(Top 9%)1062(Top 19%)
23M23.00 mi1.25 mi9482+2511846+741846+746325(Top 22%)1143(Top 9%)1143(Top 21%)
24M24.00 mi1.00 mi9258+2241780+661780+665562(Top 20%)920(Top 8%)920(Top 17%)
40K24.85 mi0.85 mi9032+2261722+581722+585428(Top 19%)922(Top 8%)922(Top 17%)
25.2M25.20 mi0.35 mi8934+981703+191703+195403(Top 19%)1033(Top 8%)1033(Top 19%)
Finish26.22 mi1.02 mi8744+1901654+491654+495353(Top 19%)999(Top 8%)999(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

12170

Females

2997

F18-39

2997

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12991

Females

3358

F18-39

3358

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

12170

Females

2997

F18-39

2997

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10487

Females

2198

F18-39

2198

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10694

Females

2259

F18-39

2259

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9852

Females

2038

F18-39

2038

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7946

Females

1374

F18-39

1374

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

6243

Females

879

F18-39

879

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5678

Females

820

F18-39

820

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6354

Females

1062

F18-39

1062

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6325

Females

1143

F18-39

1143

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5562

Females

920

F18-39

920

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5428

Females

922

F18-39

922

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5403

Females

1033

F18-39

1033

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5353

Females

999

F18-39

999

Passing Analysis

Category:
Athletes Passed
4088*
Passed By
738
Net Change
+3350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12094
5K10K129517-388#12094#12482
10K15K255124+131#12482#12351
15K20K52918+511#12351#11840
20KHalf737+66#11840#11774
Half25K36021+339#11774#11435
25K30K7409+731#11435#10704
30K20M4242+422#10704#10282
20M21M365*2+363#10282#9919
21M35K1915+186#9919#9733
35K23M26312+251#9733#9482
23M24M2284+224#9482#9258
24M40K2293+226#9258#9032
40K25.2M1024+98#9032#8934
25.2MFinish20010+190#8934#8744
TOTALS4088*738+3350

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

📊

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