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BOSTON MARATHON 2024

Norah Schaefer

Bib: 25635•F

CO

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:24
Rank: #23954
Start → 5K
32:24 | 10:26/mi
10K· 6.21 mi
1:04:27
Rank: #23520 (+434)
5K → 10K
32:03 | 10:19/mi
15K· 9.32 mi
1:37:20
Rank: #23375 (+145)
10K → 15K
32:53 | 10:35/mi
20K· 12.43 mi
2:13:27
Rank: #23503 (-128)
15K → 20K
36:07 | 11:37/mi
Half· 13.11 mi
2:20:45
Rank: #23476 (+27)
20K → Half
7:18 | 10:42/mi
25K· 15.53 mi
2:50:20
Rank: #23500 (-24)
Half → 25K
29:35 | 12:12/mi
30K· 18.64 mi
3:33:22
Rank: #23689 (-189)
25K → 30K
43:02 | 13:51/mi
20M
4:02:32
Rank: #24279 (-590)
30K → 20M
29:10 | 21:28/mi
21M
4:38:52
Rank: #25180 (-901)
20M → 21M
36:20 | 36:20/mi
35K· 21.75 mi
4:46:18
Rank: #25073 (+107)
21M → 35K
7:26 | 9:56/mi
23M
5:04:39
Rank: #25062 (+11)
35K → 23M
18:21 | 14:39/mi
24M
5:15:55
Rank: #24972 (+90)
23M → 24M
11:16 | 11:16/mi
40K· 24.85 mi
5:28:42
Rank: #24971 (+1)
24M → 40K
12:47 | 14:57/mi
25.2M
5:33:14
Rank: #24946 (+25)
40K → 25.2M
4:32 | 13:09/mi
Finish· 26.22 mi
5:43:43
Rank: #24859 (+87)
25.2M → Finish
10:29 | 10:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:45
Pace10:44 /mi
2nd Half
Distance13.11 mi
Time3:22:58
Pace15:29 /mi
📊Positive Split: 44.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4332:2410:2632:24
10:26
-
10K
6.21 mi12:20:461:04:2710:2232:03
10:19
-0:07
15K
9.32 mi12:53:391:37:2010:2732:53
10:35
+0:16
20K
12.43 mi13:29:462:13:2710:4436:07
11:37
+1:02
Half
13.11 mi13:37:042:20:4510:447:18
10:42
-0:55
25K
15.53 mi14:06:392:50:2010:5829:35
12:12
+1:30
30K
18.64 mi14:49:413:33:2211:2743:02
13:51
+1:39
20M
20.00 mi15:18:514:02:3212:0829:10
21:28
+7:37
21M
21.00 mi15:55:114:38:5213:1736:20
36:20
+14:52
35K
21.75 mi16:02:374:46:1813:107:26
9:56
-26:24
23M
23.00 mi16:20:585:04:3913:1518:21
14:39
+4:43
24M
24.00 mi16:32:145:15:5513:1011:16
11:16
-3:23
40K
24.85 mi16:45:015:28:4213:1312:47
14:57
+3:41
25.2M
25.20 mi16:49:335:33:1413:134:32
13:09
-1:48
Finish
26.22 mi17:00:025:43:4313:0710:29
10:17
-2:52

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

9:56 /mi

Average Pace

13:07 /mi

Slowest Pace

36:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

4:25:26

77% of race

Time at Slower Pace

1:18:17

23% of race

Average Pace: 13:07 /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 mi11:48:4332:2410:2632:24
10:26
#23954
10K
6.21 mi12:20:461:04:2710:2232:03
10:19
#23520
15K
9.32 mi12:53:391:37:2010:2732:53
10:35
#23375
20K
12.43 mi13:29:462:13:2710:4436:07
11:37
#23503
Half
13.11 mi13:37:042:20:4510:447:18
10:42
#23476
25K
15.53 mi14:06:392:50:2010:5829:35
12:12
#23500
30K
18.64 mi14:49:413:33:2211:2743:02
13:51
#23689
20M
20.00 mi15:18:514:02:3212:0829:10
21:28
#24279
21M
21.00 mi15:55:114:38:5213:1736:20
36:20
#25180
35K
21.75 mi16:02:374:46:1813:107:26
9:56
#25073
23M
23.00 mi16:20:585:04:3913:1518:21
14:39
#25062
24M
24.00 mi16:32:145:15:5513:1011:16
11:16
#24972
40K
24.85 mi16:45:015:28:4213:1312:47
14:57
#24971
25.2M
25.20 mi16:49:335:33:1413:134:32
13:09
#24946
Finish
26.22 mi17:00:025:43:4313:0710:29
10:17
#24859
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239549931993123075(Top 90%)9469(Top 87%)9469(Top 203%)
10K6.21 mi3.10 mi23520+4349686+2459686+24523223(Top 91%)9547(Top 87%)9547(Top 205%)
15K9.32 mi3.11 mi23375+1459610+769610+7623075(Top 90%)9469(Top 87%)9469(Top 203%)
20K12.43 mi3.11 mi23503-1289699-899699-8923532(Top 92%)9745(Top 89%)9745(Top 209%)
Half13.11 mi0.68 mi23476+279691+89691+823058(Top 90%)9533(Top 87%)9533(Top 205%)
25K15.53 mi2.42 mi23500-249730-399730-3923418(Top 92%)9768(Top 89%)9768(Top 210%)
30K18.64 mi3.11 mi23689-1899848-1189848-11824112(Top 94%)10218(Top 94%)10218(Top 219%)
20M20.00 mi1.36 mi24279-59010176-32810176-32825520(Top 100%)10914(Top 100%)10914(Top 234%)
21M21.00 mi1.00 mi25180-90110711-53510711-53525539(Top 100%)10920(Top 100%)10920(Top 234%)
35K21.75 mi0.75 mi25073+10710656+5510656+5516981(Top 66%)6852(Top 63%)6852(Top 147%)
23M23.00 mi1.25 mi25062+1110653+310653+324406(Top 96%)10476(Top 96%)10476(Top 225%)
24M24.00 mi1.00 mi24972+9010607+4610607+4619928(Top 78%)8410(Top 77%)8410(Top 180%)
40K24.85 mi0.85 mi24971+110612-510612-524505(Top 96%)10580(Top 97%)10580(Top 227%)
25.2M25.20 mi0.35 mi24946+2510602+1010602+1020047(Top 78%)8560(Top 78%)8560(Top 184%)
Finish26.22 mi1.02 mi24859+8710563+3910563+3919408(Top 76%)8184(Top 75%)8184(Top 176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

23075

Females

9469

F18-39

9469

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

23223

Females

9547

F18-39

9547

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

23075

Females

9469

F18-39

9469

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

23532

Females

9745

F18-39

9745

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23058

Females

9533

F18-39

9533

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

23418

Females

9768

F18-39

9768

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

24112

Females

10218

F18-39

10218

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

25520

Females

10914

F18-39

10914

20M→21M

20.0 - 21.0 mi

Top 100%
×8stories
+106ft-24ft

Overall

25539

Females

10920

F18-39

10920

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

16981

Females

6852

F18-39

6852

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

24406

Females

10476

F18-39

10476

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

19928

Females

8410

F18-39

8410

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24505

Females

10580

F18-39

10580

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20047

Females

8560

F18-39

8560

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

19408

Females

8184

F18-39

8184

Passing Analysis

Category:
Athletes Passed
1369
Passed By
2274
Net Change
-905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23954
5K → 10K47238+434#23954#23520
10K → 15K22580+145#23520#23375
15K → 20K93221-128#23375#23503
20K → Half4215+27#23503#23476
Half → 25K100124-24#23476#23500
25K → 30K70259-189#23500#23689
30K → 20M6596-590#23689#24279
20M → 21M1902-901#24279#25180
21M → 35K1070+107#25180#25073
35K → 23M3221+11#25073#25062
23M → 24M900+90#25062#24972
24M → 40K1918+1#24972#24971
40K → 25.2M250+25#24971#24946
25.2M → Finish870+87#24946#24859
TOTALS13692274-905
📊

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