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BOSTON MARATHON 2023

Elizabeth Connolly

Bib: 16929•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Masters (Masters Women)
#0 / 6539
Top 21%
Division (F40-44)
#0 / 1878
Top 39%
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
7:43/mi
23:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:12:11
↑ 67↓ 78
20K· 12.43 mi
8:04/mi
1:37:15
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:42:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:02:11
↑ 66↓ 880.2%
30K· 18.64 mi
8:35/mi
2:28:52
↑ 181↓ 1480.2%
20M
8:36/mi
2:40:33
↑ 64↓ 500.2%
21M
9:16/mi
2:49:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
2:56:15
↑ 17↓ 861.7%
23M
8:30/mi
3:06:53
↑ 23↓ 630.6%
24M
8:36/mi
3:15:29
↓ 821.3%
40K· 24.85 mi
8:58/mi
3:23:09
↓ 200.3%
25.2M
9:14/mi
3:26:20
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:34:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:34
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:51:48
Pace8:32 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2523:597:4323:59
7:43
-
10K
6.21 mi11:38:0847:427:4123:43
7:38
-0:05
15K
9.32 mi12:02:371:12:117:4524:29
7:53
+0:15
20K
12.43 mi12:27:411:37:157:5025:04
8:04
+0:11
Half
13.11 mi12:33:001:42:347:495:19
7:48
-0:16
25K
15.53 mi12:52:372:02:117:5219:37
8:05
+0:17
30K
18.64 mi13:19:182:28:527:5926:41
8:35
+0:30
20M
20.00 mi13:30:592:40:338:0211:41
8:36
+0:01
21M
21.00 mi13:40:152:49:498:059:16
9:16
+0:40
35K
21.75 mi13:46:412:56:158:066:26
8:36
-0:40
23M
23.00 mi13:57:193:06:538:0810:38
8:30
-0:06
24M
24.00 mi14:05:553:15:298:098:36
8:36
+0:06
40K
24.85 mi14:13:353:23:098:107:40
8:58
+0:22
25.2M
25.20 mi14:16:463:26:208:113:11
9:14
+0:16
Finish
26.22 mi14:24:483:34:228:118:02
7:53
-1:21

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

7:38 /mi

Average Pace

8:11 /mi

Slowest Pace

9:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:13

61% of race

Time at Steady Pace

1:04:02

30% of race

Time at Slower Pace

20:07

9% 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 mi11:14:2523:597:4323:59
7:43
#11648
10K
6.21 mi11:38:0847:427:4123:43
7:38
#11596
15K
9.32 mi12:02:371:12:117:4524:29
7:53
#12193
20K
12.43 mi12:27:411:37:157:5025:04
8:04
#12631
Half
13.11 mi12:33:001:42:347:495:19
7:48
#12615
25K
15.53 mi12:52:372:02:117:5219:37
8:05
#12742
30K
18.64 mi13:19:182:28:527:5926:41
8:35
#13189
20M
20.00 mi13:30:592:40:338:0211:41
8:36
#13259
21M
21.00 mi13:40:152:49:498:059:16
9:16
#13345
35K
21.75 mi13:46:412:56:158:066:26
8:36
#13445
23M
23.00 mi13:57:193:06:538:0810:38
8:30
#13398
24M
24.00 mi14:05:553:15:298:098:36
8:36
#13462
40K
24.85 mi14:13:353:23:098:107:40
8:58
#13565
25.2M
25.20 mi14:16:463:26:208:113:11
9:14
#13560
Finish
26.22 mi14:24:483:34:228:118:02
7:53
#13450
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi116482672267213378(Top 50%)3716(Top 33%)3716(Top 198%)
10K6.21 mi3.10 mi11596+522654+182654+1811656(Top 44%)2681(Top 23%)2681(Top 143%)
15K9.32 mi3.11 mi12193-5973003-3493003-34913378(Top 50%)3716(Top 33%)3716(Top 198%)
20K12.43 mi3.11 mi12631-4383276-2733276-27314002(Top 53%)4109(Top 36%)4109(Top 219%)
Half13.11 mi0.68 mi12615+163272+43272+412756(Top 48%)3362(Top 29%)3362(Top 179%)
25K15.53 mi2.42 mi12742-1273359-873359-8713461(Top 51%)3900(Top 34%)3900(Top 208%)
30K18.64 mi3.11 mi13189-4473662-3033662-30314853(Top 56%)4844(Top 42%)4844(Top 258%)
20M20.00 mi1.36 mi13259-703713-513713-5114252(Top 54%)4564(Top 40%)4564(Top 243%)
21M21.00 mi1.00 mi13345-863778-653778-6514812(Top 56%)4931(Top 43%)4931(Top 263%)
35K21.75 mi0.75 mi13445-1003856-783856-7815859(Top 60%)5594(Top 49%)5594(Top 298%)
23M23.00 mi1.25 mi13398+473852+43852+413186(Top 50%)4171(Top 37%)4171(Top 222%)
24M24.00 mi1.00 mi13462-643917-653917-6515061(Top 57%)5256(Top 46%)5256(Top 280%)
40K24.85 mi0.85 mi13565-1033998-813998-8115970(Top 60%)5828(Top 51%)5828(Top 310%)
25.2M25.20 mi0.35 mi13560+54005-74005-713841(Top 52%)4652(Top 41%)4652(Top 248%)
Finish26.22 mi1.02 mi13450+1103964+413964+4111326(Top 43%)3364(Top 29%)3364(Top 179%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

13378

Females

3716

F40-44

3716

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11656

Females

2681

F40-44

2681

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

13378

Females

3716

F40-44

3716

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

14002

Females

4109

F40-44

4109

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12756

Females

3362

F40-44

3362

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13461

Females

3900

F40-44

3900

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14853

Females

4844

F40-44

4844

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

14252

Females

4564

F40-44

4564

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14812

Females

4931

F40-44

4931

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

15859

Females

5594

F40-44

5594

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13186

Females

4171

F40-44

4171

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15061

Females

5256

F40-44

5256

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15970

Females

5828

F40-44

5828

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13841

Females

4652

F40-44

4652

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11326

Females

3364

F40-44

3364

Passing Analysis

Category:
Athletes Passed
1181
Passed By
2983
Net Change
-1802
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11648
5K → 10K322270+52#11648#11596
10K → 15K48645-597#11596#12193
15K → 20K62500-438#12193#12631
20K → Half4024+16#12631#12615
Half → 25K103230-127#12615#12742
25K → 30K83530-447#12742#13189
30K → 20M70140-70#13189#13259
20M → 21M54140-86#13259#13345
21M → 35K29129-100#13345#13445
35K → 23M11467+47#13445#13398
23M → 24M55119-64#13398#13462
24M → 40K32135-103#13462#13565
40K → 25.2M3328+5#13565#13560
25.2M → Finish13626+110#13560#13450
TOTALS11812983-1802
📊

Passing Visuals

Category:
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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