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BOSTON MARATHON 2023

Mary Claire Hopkins

Bib: 14570•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Female)
#0 / 11423
Top 11%
Division (F18-39)
#0 / 4884
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:16
Rank: #12448
Start → 5K
24:16 | 7:49/mi
10K· 6.21 mi
47:58
Rank: #12004 (+444)
5K → 10K
23:42 | 7:38/mi
15K· 9.32 mi
1:11:07
Rank: #11193 (+811)
10K → 15K
23:09 | 7:27/mi
20K· 12.43 mi
1:33:59
Rank: #10370 (+823)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:38:50
Rank: #10192 (+178)
20K → Half
4:51 | 7:07/mi
25K· 15.53 mi
1:56:26
Rank: #9604 (+588)
Half → 25K
17:36 | 7:16/mi
30K· 18.64 mi
2:19:41
Rank: #9107 (+497)
25K → 30K
23:15 | 7:29/mi
20M
2:29:52
Rank: #8898 (+209)
30K → 20M
10:11 | 7:30/mi
21M
2:37:43
Rank: #8732 (+166)
20M → 21M
7:51 | 7:51/mi
35K· 21.75 mi
2:43:08
Rank: #8647 (+85)
21M → 35K
5:25 | 7:14/mi
23M
2:52:33
Rank: #8493 (+154)
35K → 23M
9:25 | 7:31/mi
24M
2:59:54
Rank: #8371 (+122)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:06:11
Rank: #8249 (+122)
24M → 40K
6:17 | 7:21/mi
25.2M
3:08:58
Rank: #8211 (+38)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:16:16
Rank: #8098 (+113)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:50
Pace7:32 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:26
Pace7:26 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3424:167:4924:16
7:49
-
10K
6.21 mi11:17:1647:587:4323:42
7:38
-0:11
15K
9.32 mi11:40:251:11:077:3823:09
7:27
-0:11
20K
12.43 mi12:03:171:33:597:3422:52
7:22
-0:05
Half
13.11 mi12:08:081:38:507:324:51
7:07
-0:15
25K
15.53 mi12:25:441:56:267:3017:36
7:16
+0:09
30K
18.64 mi12:48:592:19:417:3023:15
7:29
+0:13
20M
20.00 mi12:59:102:29:527:3010:11
7:30
+0:01
21M
21.00 mi13:07:012:37:437:317:51
7:51
+0:21
35K
21.75 mi13:12:262:43:087:305:25
7:14
-0:37
23M
23.00 mi13:21:512:52:337:309:25
7:31
+0:17
24M
24.00 mi13:29:122:59:547:307:21
7:21
-0:10
40K
24.85 mi13:35:293:06:117:296:17
7:21
0:00
25.2M
25.20 mi13:38:163:08:587:302:47
8:04
+0:43
Finish
26.22 mi13:45:343:16:167:297:18
7:10
-0:54

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

7:07 /mi

Average Pace

7:29 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:38

95% of race

Time at Steady Pace

10:38

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:29 /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 mi10:53:3424:167:4924:16
7:49
#12448
10K
6.21 mi11:17:1647:587:4323:42
7:38
#12004
15K
9.32 mi11:40:251:11:077:3823:09
7:27
#11193
20K
12.43 mi12:03:171:33:597:3422:52
7:22
#10370
Half
13.11 mi12:08:081:38:507:324:51
7:07
#10192
25K
15.53 mi12:25:441:56:267:3017:36
7:16
#9604
30K
18.64 mi12:48:592:19:417:3023:15
7:29
#9107
20M
20.00 mi12:59:102:29:527:3010:11
7:30
#8898
21M
21.00 mi13:07:012:37:437:317:51
7:51
#8732
35K
21.75 mi13:12:262:43:087:305:25
7:14
#8647
23M
23.00 mi13:21:512:52:337:309:25
7:31
#8493
24M
24.00 mi13:29:122:59:547:307:21
7:21
#8371
40K
24.85 mi13:35:293:06:117:296:17
7:21
#8249
25.2M
25.20 mi13:38:163:08:587:302:47
8:04
#8211
Finish
26.22 mi13:45:343:16:167:297:18
7:10
#8098
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi12448311931199780(Top 37%)1739(Top 15%)1739(Top 36%)
10K6.21 mi3.10 mi12004+4442869+2502869+25011582(Top 44%)2637(Top 23%)2637(Top 54%)
15K9.32 mi3.11 mi11193+8112433+4362433+4369780(Top 37%)1739(Top 15%)1739(Top 36%)
20K12.43 mi3.11 mi10370+8232002+4312002+4318236(Top 31%)1193(Top 10%)1193(Top 24%)
Half13.11 mi0.68 mi10192+1781928+741928+747298(Top 27%)864(Top 8%)864(Top 18%)
25K15.53 mi2.42 mi9604+5881689+2391689+2397037(Top 26%)852(Top 7%)852(Top 17%)
30K18.64 mi3.11 mi9107+4971526+1631526+1637128(Top 27%)975(Top 9%)975(Top 20%)
20M20.00 mi1.36 mi8898+2091463+631463+636771(Top 25%)950(Top 8%)950(Top 19%)
21M21.00 mi1.00 mi8732+1661414+491414+496484(Top 24%)948(Top 8%)948(Top 19%)
35K21.75 mi0.75 mi8647+851401+131401+136824(Top 26%)1042(Top 9%)1042(Top 21%)
23M23.00 mi1.25 mi8493+1541368+331368+336564(Top 25%)1015(Top 9%)1015(Top 21%)
24M24.00 mi1.00 mi8371+1221340+281340+286754(Top 25%)1176(Top 10%)1176(Top 24%)
40K24.85 mi0.85 mi8249+1221318+221318+225794(Top 22%)911(Top 8%)911(Top 19%)
25.2M25.20 mi0.35 mi8211+381316+21316+26971(Top 26%)1394(Top 12%)1394(Top 29%)
Finish26.22 mi1.02 mi8098+1131291+251291+256216(Top 23%)1140(Top 10%)1140(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9780

Females

1739

F18-39

1739

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11582

Females

2637

F18-39

2637

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9780

Females

1739

F18-39

1739

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8236

Females

1193

F18-39

1193

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7298

Females

864

F18-39

864

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7037

Females

852

F18-39

852

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7128

Females

975

F18-39

975

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6771

Females

950

F18-39

950

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6484

Females

948

F18-39

948

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6824

Females

1042

F18-39

1042

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6564

Females

1015

F18-39

1015

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6754

Females

1176

F18-39

1176

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5794

Females

911

F18-39

911

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6971

Females

1394

F18-39

1394

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6216

Females

1140

F18-39

1140

Passing Analysis

Category:
Athletes Passed
4617*
Passed By
267
Net Change
+4350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12448
5K → 10K596152+444#12448#12004
10K → 15K82615+811#12004#11193
15K → 20K8252+823#11193#10370
20K → Half1780+178#10370#10192
Half → 25K589*1+588#10192#9604
25K → 30K503*6+497#9604#9107
30K → 20M2178+209#9107#8898
20M → 21M18014+166#8898#8732
21M → 35K905+85#8732#8647
35K → 23M17319+154#8647#8493
23M → 24M13210+122#8493#8371
24M → 40K1319+122#8371#8249
40K → 25.2M468+38#8249#8211
25.2M → Finish13118+113#8211#8098
TOTALS4617*267+4350

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing