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BOSTON MARATHON 2023

Elizabeth Sager

Bib: 17007•F

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:34
Rank: #13328
Start → 5K
24:34 | 7:54/mi
10K· 6.21 mi
48:56
Rank: #13392 (-64)
5K → 10K
24:22 | 7:51/mi
15K· 9.32 mi
1:13:09
Rank: #13124 (+268)
10K → 15K
24:13 | 7:48/mi
20K· 12.43 mi
1:37:27
Rank: #12785 (+339)
15K → 20K
24:18 | 7:49/mi
Half· 13.11 mi
1:42:41
Rank: #12707 (+78)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:01:41
Rank: #12478 (+229)
Half → 25K
19:00 | 7:50/mi
30K· 18.64 mi
2:26:17
Rank: #12016 (+462)
25K → 30K
24:36 | 7:55/mi
20M
2:36:57
Rank: #11775 (+241)
30K → 20M
10:40 | 7:51/mi
21M
2:44:58
Rank: #11483 (+292)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:50:42
Rank: #11381 (+102)
21M → 35K
5:44 | 7:40/mi
23M
3:00:34
Rank: #11216 (+165)
35K → 23M
9:52 | 7:53/mi
24M
3:08:09
Rank: #11067 (+149)
23M → 24M
7:35 | 7:35/mi
40K· 24.85 mi
3:14:48
Rank: #10943 (+124)
24M → 40K
6:39 | 7:47/mi
25.2M
3:17:35
Rank: #10864 (+79)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:24:49
Rank: #10593 (+271)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:42:41
Pace7:50 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:08
Pace7:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0524:347:5424:34
7:54
-
10K
6.21 mi11:39:2748:567:5324:22
7:51
-0:03
15K
9.32 mi12:03:401:13:097:5124:13
7:48
-0:03
20K
12.43 mi12:27:581:37:277:5024:18
7:49
+0:01
Half
13.11 mi12:33:121:42:417:505:14
7:40
-0:09
25K
15.53 mi12:52:122:01:417:5019:00
7:50
+0:10
30K
18.64 mi13:16:482:26:177:5124:36
7:55
+0:05
20M
20.00 mi13:27:282:36:577:5110:40
7:51
-0:04
21M
21.00 mi13:35:292:44:587:518:01
8:01
+0:10
35K
21.75 mi13:41:132:50:427:515:44
7:40
-0:21
23M
23.00 mi13:51:053:00:347:519:52
7:53
+0:13
24M
24.00 mi13:58:403:08:097:507:35
7:35
-0:18
40K
24.85 mi14:05:193:14:487:506:39
7:47
+0:12
25.2M
25.20 mi14:08:063:17:357:502:47
8:04
+0:17
Finish
26.22 mi14:15:203:24:497:497:14
7:06
-0:58

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

7:06 /mi

Average Pace

7:49 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:39

28% of race

Time at Steady Pace

2:28:10

72% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi11:15:0524:347:5424:34
7:54
#13328
10K
6.21 mi11:39:2748:567:5324:22
7:51
#13392
15K
9.32 mi12:03:401:13:097:5124:13
7:48
#13124
20K
12.43 mi12:27:581:37:277:5024:18
7:49
#12785
Half
13.11 mi12:33:121:42:417:505:14
7:40
#12707
25K
15.53 mi12:52:122:01:417:5019:00
7:50
#12478
30K
18.64 mi13:16:482:26:177:5124:36
7:55
#12016
20M
20.00 mi13:27:282:36:577:5110:40
7:51
#11775
21M
21.00 mi13:35:292:44:587:518:01
8:01
#11483
35K
21.75 mi13:41:132:50:427:515:44
7:40
#11381
23M
23.00 mi13:51:053:00:347:519:52
7:53
#11216
24M
24.00 mi13:58:403:08:097:507:35
7:35
#11067
40K
24.85 mi14:05:193:14:487:506:39
7:47
#10943
25.2M
25.20 mi14:08:063:17:357:502:47
8:04
#10864
Finish
26.22 mi14:15:203:24:497:497:14
7:06
#10593
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi133283631363112716(Top 48%)3305(Top 29%)3305(Top 68%)
10K6.21 mi3.10 mi13392-643678-473678-4713523(Top 51%)3747(Top 33%)3747(Top 77%)
15K9.32 mi3.11 mi13124+2683539+1393539+13912716(Top 48%)3305(Top 29%)3305(Top 68%)
20K12.43 mi3.11 mi12785+3393355+1843355+18411943(Top 45%)2940(Top 26%)2940(Top 60%)
Half13.11 mi0.68 mi12707+783319+363319+3611754(Top 44%)2797(Top 24%)2797(Top 57%)
25K15.53 mi2.42 mi12478+2293218+1013218+10111423(Top 43%)2735(Top 24%)2735(Top 56%)
30K18.64 mi3.11 mi12016+4622984+2342984+23410298(Top 39%)2309(Top 20%)2309(Top 47%)
20M20.00 mi1.36 mi11775+2412866+1182866+1189269(Top 35%)1928(Top 17%)1928(Top 39%)
21M21.00 mi1.00 mi11483+2922719+1472719+1477497(Top 28%)1326(Top 12%)1326(Top 27%)
35K21.75 mi0.75 mi11381+1022677+422677+429772(Top 37%)2274(Top 20%)2274(Top 47%)
23M23.00 mi1.25 mi11216+1652613+642613+648994(Top 34%)2037(Top 18%)2037(Top 42%)
24M24.00 mi1.00 mi11067+1492560+532560+538340(Top 31%)1828(Top 16%)1828(Top 37%)
40K24.85 mi0.85 mi10943+1242524+362524+368604(Top 32%)2006(Top 18%)2006(Top 41%)
25.2M25.20 mi0.35 mi10864+792502+222502+227056(Top 27%)1476(Top 13%)1476(Top 30%)
Finish26.22 mi1.02 mi10593+2712390+1122390+1125856(Top 22%)1030(Top 9%)1030(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12716

Females

3305

F18-39

3305

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13523

Females

3747

F18-39

3747

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12716

Females

3305

F18-39

3305

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11943

Females

2940

F18-39

2940

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11754

Females

2797

F18-39

2797

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11423

Females

2735

F18-39

2735

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10298

Females

2309

F18-39

2309

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9269

Females

1928

F18-39

1928

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7497

Females

1326

F18-39

1326

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9772

Females

2274

F18-39

2274

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

8994

Females

2037

F18-39

2037

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8340

Females

1828

F18-39

1828

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8604

Females

2006

F18-39

2006

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7056

Females

1476

F18-39

1476

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5856

Females

1030

F18-39

1030

Passing Analysis

Category:
Athletes Passed
3364
Passed By
629
Net Change
+2735
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13328
5K → 10K274338-64#13328#13392
10K → 15K36698+268#13392#13124
15K → 20K38041+339#13124#12785
20K → Half8810+78#12785#12707
Half → 25K26940+229#12707#12478
25K → 30K48523+462#12478#12016
30K → 20M25110+241#12016#11775
20M → 21M2953+292#11775#11483
21M → 35K11412+102#11483#11381
35K → 23M18419+165#11381#11216
23M → 24M16415+149#11216#11067
24M → 40K13915+124#11067#10943
40K → 25.2M823+79#10943#10864
25.2M → Finish2732+271#10864#10593
TOTALS3364629+2735
📊

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