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BOSTON MARATHON 2024

Brianne Roby

MN

Bib: 18426 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:03/mi
25:02
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:09/mi
50:21
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:12/mi
1:15:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:35/mi
1:42:30
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:34/mi
1:48:21
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:09/mi
2:10:33
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:32/mi
2:43:18
↑ 181↓ 1480.2%
138 ft elev
20M
10:21/mi
2:57:22
↑ 64↓ 500.2%
148 ft elev
21M
11:57/mi
3:09:19
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:39/mi
3:18:02
↑ 17↓ 861.7%
156 ft elev
23M
10:47/mi
3:31:32
↑ 23↓ 630.6%
116 ft elev
24M
10:42/mi
3:42:14
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:16/mi
3:51:52
↓ 200.3%
20 ft elev
25.2M
12:40/mi
3:56:14
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:11/mi
4:05:36
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:21
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:17:15
Pace10:28 /mi
📊Positive Split: 26.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1525:028:0325:02
8:03
-
10K
6.21 mi11:42:3450:218:0625:19
8:09
+0:06
15K
9.32 mi12:08:041:15:518:0825:30
8:12
+0:03
20K
12.43 mi12:34:431:42:308:1526:39
8:35
+0:23
Half
13.11 mi12:40:341:48:218:165:51
8:34
-0:01
25K
15.53 mi13:02:462:10:338:2422:12
9:09
+0:35
30K
18.64 mi13:35:312:43:188:4632:45
10:32
+1:23
20M
20.00 mi13:49:352:57:228:5214:04
10:21
-0:11
21M
21.00 mi14:01:323:09:199:0111:57
11:57
+1:36
35K
21.75 mi14:10:153:18:029:068:43
11:39
-0:18
23M
23.00 mi14:23:453:31:329:1213:30
10:47
-0:52
24M
24.00 mi14:34:273:42:149:1610:42
10:42
-0:05
40K
24.85 mi14:44:053:51:529:209:38
11:16
+0:34
25.2M
25.20 mi14:48:273:56:149:224:22
12:40
+1:24
Finish
26.22 mi14:57:494:05:369:229:22
9:11
-3:29

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

8:03 /mi

Average Pace

9:22 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:55

57% of race

Time at Steady Pace

1:11:01

29% of race

Time at Slower Pace

34:40

14% of race

Average Pace: 9:22 /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 mi11:17:1525:028:0325:02
8:03
#15081
10K
6.21 mi11:42:3450:218:0625:19
8:09
#15148
15K
9.32 mi12:08:041:15:518:0825:30
8:12
#14953
20K
12.43 mi12:34:431:42:308:1526:39
8:35
#15016
Half
13.11 mi12:40:341:48:218:165:51
8:34
#15074
25K
15.53 mi13:02:462:10:338:2422:12
9:09
#15238
30K
18.64 mi13:35:312:43:188:4632:45
10:32
#16207
20M
20.00 mi13:49:352:57:228:5214:04
10:21
#16345
21M
21.00 mi14:01:323:09:199:0111:57
11:57
#16604
35K
21.75 mi14:10:153:18:029:068:43
11:39
#16887
23M
23.00 mi14:23:453:31:329:1213:30
10:47
#16996
24M
24.00 mi14:34:273:42:149:1610:42
10:42
#17113
40K
24.85 mi14:44:053:51:529:209:38
11:16
#17177
25.2M
25.20 mi14:48:273:56:149:224:22
12:40
#17201
Finish
26.22 mi14:57:494:05:369:229:22
9:11
#17079
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi15081499749971478248394839
10K6.21 mi3.10 mi15148-675028-315028-311523650735073
15K9.32 mi3.11 mi14953+1954917+1114917+1111478248394839
20K12.43 mi3.11 mi15016-634953-364953-361522451445144
Half13.11 mi0.68 mi15074-585002-495002-491619257495749
25K15.53 mi2.42 mi15238-1645143-1415143-1411625058645864
30K18.64 mi3.11 mi16207-9695797-6545797-6541889475207520
20M20.00 mi1.36 mi16345-1385914-1175914-1171757970077007
21M21.00 mi1.00 mi16604-2596086-1726086-1721869676677667
35K21.75 mi0.75 mi16887-2836282-1966282-1962117489278927
23M23.00 mi1.25 mi16996-1096375-936375-931779673107310
24M24.00 mi1.00 mi17113-1176457-826457-821843876707670
40K24.85 mi0.85 mi17177-646526-696526-691877578987898
25.2M25.20 mi0.35 mi17201-246551-256551-251893279627962
Finish26.22 mi1.02 mi17079+1226520+316520+311514060576057

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

14782

Females

4839

F40-44

4839

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15236

Females

5073

F40-44

5073

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

14782

Females

4839

F40-44

4839

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15224

Females

5144

F40-44

5144

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16192

Females

5749

F40-44

5749

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16250

Females

5864

F40-44

5864

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

18894

Females

7520

F40-44

7520

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

17579

Females

7007

F40-44

7007

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

18696

Females

7667

F40-44

7667

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21174

Females

8927

F40-44

8927

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

17796

Females

7310

F40-44

7310

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18438

Females

7670

F40-44

7670

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

18775

Females

7898

F40-44

7898

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

18932

Females

7962

F40-44

7962

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15140

Females

6057

F40-44

6057

Passing Analysis

Category:
Athletes Passed
1527
Passed By
3525
Net Change
-1998
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15081
5K → 10K246313-67#15081#15148
10K → 15K333138+195#15148#14953
15K → 20K207270-63#14953#15016
20K → Half1472-58#15016#15074
Half → 25K168332-164#15074#15238
25K → 30K651034-969#15238#16207
30K → 20M82220-138#16207#16345
20M → 21M37296-259#16345#16604
21M → 35K26309-283#16604#16887
35K → 23M67176-109#16887#16996
23M → 24M49166-117#16996#17113
24M → 40K64128-64#17113#17177
40K → 25.2M2852-24#17177#17201
25.2M → Finish14119+122#17201#17079
TOTALS15273525-1998

Passing Charts

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