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BOSTON MARATHON 2024

Georgia Underwood

Bib: 18395•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Female)
#0 / 10924
Top 30%
Masters (Masters Women)
#0 / 6263
Top 18%
Division (F45-49)
#0 / 1753
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:53/mi
24:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:04
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:13:32
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:38:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:43:51
↑ 19↓ 370.5%
25K· 15.53 mi
8:40/mi
2:04:51
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:31:46
↑ 181↓ 1480.2%
20M
9:00/mi
2:44:00
↑ 64↓ 500.2%
21M
9:21/mi
2:53:21
↑ 106↓ 241.6%
35K· 21.75 mi
7:52/mi
2:59:14
↑ 17↓ 861.7%
23M
8:30/mi
3:09:53
↑ 23↓ 630.6%
24M
8:15/mi
3:18:08
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:25:32
↓ 200.3%
25.2M
8:59/mi
3:28:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:47/mi
3:36:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:51
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:52:43
Pace8:36 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1924:317:5324:31
7:53
-
10K
6.21 mi11:41:5249:047:5424:33
7:54
+0:01
15K
9.32 mi12:06:201:13:327:5324:28
7:53
-0:01
20K
12.43 mi12:31:221:38:347:5625:02
8:03
+0:10
Half
13.11 mi12:36:391:43:517:555:17
7:45
-0:18
25K
15.53 mi12:57:392:04:518:0221:00
8:40
+0:55
30K
18.64 mi13:24:342:31:468:0826:55
8:40
0:00
20M
20.00 mi13:36:482:44:008:1212:14
9:00
+0:20
21M
21.00 mi13:46:092:53:218:159:21
9:21
+0:21
35K
21.75 mi13:52:022:59:148:145:53
7:52
-1:29
23M
23.00 mi14:02:413:09:538:1510:39
8:30
+0:38
24M
24.00 mi14:10:563:18:088:158:15
8:15
-0:15
40K
24.85 mi14:18:203:25:328:167:24
8:39
+0:24
25.2M
25.20 mi14:21:263:28:388:173:06
8:59
+0:20
Finish
26.22 mi14:29:223:36:348:167:56
7:47
-1:12

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

7:45 /mi

Average Pace

8:16 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:38

43% of race

Time at Steady Pace

43:56

20% of race

Time at Slower Pace

1:20:00

37% of race

Average Pace: 8:16 /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 mi11:17:1924:317:5324:31
7:53
#13814
10K
6.21 mi11:41:5249:047:5424:33
7:54
#13623
15K
9.32 mi12:06:201:13:327:5324:28
7:53
#13229
20K
12.43 mi12:31:221:38:347:5625:02
8:03
#12870
Half
13.11 mi12:36:391:43:517:555:17
7:45
#12765
25K
15.53 mi12:57:392:04:518:0221:00
8:40
#12989
30K
18.64 mi13:24:342:31:468:0826:55
8:40
#12608
20M
20.00 mi13:36:482:44:008:1212:14
9:00
#12531
21M
21.00 mi13:46:092:53:218:159:21
9:21
#12324
35K
21.75 mi13:52:022:59:148:145:53
7:52
#12105
23M
23.00 mi14:02:413:09:538:1510:39
8:30
#11836
24M
24.00 mi14:10:563:18:088:158:15
8:15
#11607
40K
24.85 mi14:18:203:25:328:167:24
8:39
#11454
25.2M
25.20 mi14:21:263:28:388:173:06
8:59
#11325
Finish
26.22 mi14:29:223:36:348:167:56
7:47
#11126
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi138144189418912504(Top 49%)3514(Top 32%)3514(Top 200%)
10K6.21 mi3.10 mi13623+1914101+884101+8813465(Top 53%)4027(Top 37%)4027(Top 230%)
15K9.32 mi3.11 mi13229+3943879+2223879+22212504(Top 49%)3514(Top 32%)3514(Top 200%)
20K12.43 mi3.11 mi12870+3593698+1813698+18112232(Top 48%)3444(Top 32%)3444(Top 196%)
Half13.11 mi0.68 mi12765+1053649+493649+4910986(Top 43%)2806(Top 26%)2806(Top 160%)
25K15.53 mi2.42 mi12989-2243802-1533802-15313897(Top 54%)4550(Top 42%)4550(Top 260%)
30K18.64 mi3.11 mi12608+3813680+1223680+12211511(Top 45%)3457(Top 32%)3457(Top 197%)
20M20.00 mi1.36 mi12531+773701-213701-2112146(Top 48%)4098(Top 38%)4098(Top 234%)
21M21.00 mi1.00 mi12324+2073650+513650+5110206(Top 40%)3330(Top 30%)3330(Top 190%)
35K21.75 mi0.75 mi12105+2193564+863564+867014(Top 27%)1770(Top 16%)1770(Top 101%)
23M23.00 mi1.25 mi11836+2693480+843480+848540(Top 33%)2645(Top 24%)2645(Top 151%)
24M24.00 mi1.00 mi11607+2293407+733407+738071(Top 32%)2527(Top 23%)2527(Top 144%)
40K24.85 mi0.85 mi11454+1533371+363371+369187(Top 36%)3181(Top 29%)3181(Top 181%)
25.2M25.20 mi0.35 mi11325+1293326+453326+456597(Top 26%)1997(Top 18%)1997(Top 114%)
Finish26.22 mi1.02 mi11126+1993269+573269+577306(Top 29%)2261(Top 21%)2261(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12504

Females

3514

F45-49

3514

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

13465

Females

4027

F45-49

4027

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12504

Females

3514

F45-49

3514

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12232

Females

3444

F45-49

3444

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

10986

Females

2806

F45-49

2806

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

13897

Females

4550

F45-49

4550

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11511

Females

3457

F45-49

3457

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12146

Females

4098

F45-49

4098

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10206

Females

3330

F45-49

3330

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7014

Females

1770

F45-49

1770

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8540

Females

2645

F45-49

2645

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8071

Females

2527

F45-49

2527

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9187

Females

3181

F45-49

3181

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6597

Females

1997

F45-49

1997

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7306

Females

2261

F45-49

2261

Passing Analysis

Category:
Athletes Passed
3745
Passed By
1057
Net Change
+2688
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13814
5K → 10K403212+191#13814#13623
10K → 15K45258+394#13623#13229
15K → 20K44990+359#13229#12870
20K → Half1116+105#12870#12765
Half → 25K182406-224#12765#12989
25K → 30K482101+381#12989#12608
30K → 20M16386+77#12608#12531
20M → 21M24437+207#12531#12324
21M → 35K2223+219#12324#12105
35K → 23M28314+269#12105#11836
23M → 24M24011+229#11836#11607
24M → 40K17421+153#11607#11454
40K → 25.2M1290+129#11454#11325
25.2M → Finish21112+199#11325#11126
TOTALS37451057+2688
📊

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