Boston Marathon logo
BOSTON MARATHON 2024

Rachel Lubniewski

Bib: 18119•F

WA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 38%
Division (F18-39)
#0 / 4660
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
7:48/mi
24:13
↑ 97↓ 3451.5%
10K· 6.21 mi
7:51/mi
48:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:00/mi
1:13:27
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:39:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:44:54
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:05:32
↑ 66↓ 880.2%
30K· 18.64 mi
9:03/mi
2:33:38
↑ 181↓ 1480.2%
20M
9:10/mi
2:46:06
↑ 64↓ 500.2%
21M
9:47/mi
2:55:53
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:02:29
↑ 17↓ 861.7%
23M
9:21/mi
3:14:11
↑ 23↓ 630.6%
24M
9:03/mi
3:23:14
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:31:13
↓ 200.3%
25.2M
10:00/mi
3:34:40
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
3:43:39
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:54
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:58:45
Pace9:04 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3224:137:4824:13
7:48
-
10K
6.21 mi11:44:5448:357:4924:22
7:51
+0:03
15K
9.32 mi12:09:461:13:277:5324:52
8:00
+0:09
20K
12.43 mi12:35:391:39:208:0025:53
8:20
+0:20
Half
13.11 mi12:41:131:44:548:005:34
8:10
-0:10
25K
15.53 mi13:01:512:05:328:0520:38
8:31
+0:21
30K
18.64 mi13:29:572:33:388:1428:06
9:03
+0:32
20M
20.00 mi13:42:252:46:068:1812:28
9:10
+0:07
21M
21.00 mi13:52:122:55:538:239:47
9:47
+0:37
35K
21.75 mi13:58:483:02:298:236:36
8:49
-0:58
23M
23.00 mi14:10:303:14:118:2711:42
9:21
+0:32
24M
24.00 mi14:19:333:23:148:289:03
9:03
-0:18
40K
24.85 mi14:27:323:31:138:307:59
9:20
+0:17
25.2M
25.20 mi14:30:593:34:408:313:27
10:00
+0:40
Finish
26.22 mi14:39:583:43:398:328:59
8:49
-1:11

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

7:48 /mi

Average Pace

8:32 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:54

47% of race

Time at Steady Pace

1:13:22

33% of race

Time at Slower Pace

45:23

20% of race

Average Pace: 8:32 /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 mi11:20:3224:137:4824:13
7:48
#13072
10K
6.21 mi11:44:5448:357:4924:22
7:51
#13022
15K
9.32 mi12:09:461:13:277:5324:52
8:00
#13164
20K
12.43 mi12:35:391:39:208:0025:53
8:20
#13387
Half
13.11 mi12:41:131:44:548:005:34
8:10
#13399
25K
15.53 mi13:01:512:05:328:0520:38
8:31
#13269
30K
18.64 mi13:29:572:33:388:1428:06
9:03
#13238
20M
20.00 mi13:42:252:46:068:1812:28
9:10
#13163
21M
21.00 mi13:52:122:55:538:239:47
9:47
#13055
35K
21.75 mi13:58:483:02:298:236:36
8:49
#13001
23M
23.00 mi14:10:303:14:118:2711:42
9:21
#12967
24M
24.00 mi14:19:333:23:148:289:03
9:03
#12938
40K
24.85 mi14:27:323:31:138:307:59
9:20
#12901
25.2M
25.20 mi14:30:593:34:408:313:27
10:00
#12843
Finish
26.22 mi14:39:583:43:398:328:59
8:49
#12828
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi130723764376413494(Top 53%)4078(Top 37%)4078(Top 88%)
10K6.21 mi3.10 mi13022+503744+203744+2013026(Top 51%)3783(Top 35%)3783(Top 81%)
15K9.32 mi3.11 mi13164-1423845-1013845-10113494(Top 53%)4078(Top 37%)4078(Top 88%)
20K12.43 mi3.11 mi13387-2234009-1644009-16413902(Top 54%)4365(Top 40%)4365(Top 94%)
Half13.11 mi0.68 mi13399-124021-124021-1213819(Top 54%)4366(Top 40%)4366(Top 94%)
25K15.53 mi2.42 mi13269+1303956+653956+6513118(Top 51%)4104(Top 38%)4104(Top 88%)
30K18.64 mi3.11 mi13238+314046-904046-9013449(Top 53%)4536(Top 42%)4536(Top 97%)
20M20.00 mi1.36 mi13163+754077-314077-3113005(Top 51%)4579(Top 42%)4579(Top 98%)
21M21.00 mi1.00 mi13055+1084068+94068+912066(Top 47%)4292(Top 39%)4292(Top 92%)
35K21.75 mi0.75 mi13001+544072-44072-412467(Top 49%)4515(Top 41%)4515(Top 97%)
23M23.00 mi1.25 mi12967+344118-464118-4612808(Top 50%)4807(Top 44%)4807(Top 103%)
24M24.00 mi1.00 mi12938+294137-194137-1912432(Top 49%)4631(Top 42%)4631(Top 99%)
40K24.85 mi0.85 mi12901+374171-344171-3412440(Top 49%)4747(Top 43%)4747(Top 102%)
25.2M25.20 mi0.35 mi12843+584159+124159+1211012(Top 43%)4110(Top 38%)4110(Top 88%)
Finish26.22 mi1.02 mi12828+154187-284187-2813260(Top 52%)5091(Top 47%)5091(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

13494

Females

4078

F18-39

4078

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13026

Females

3783

F18-39

3783

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

13494

Females

4078

F18-39

4078

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

13902

Females

4365

F18-39

4365

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

13819

Females

4366

F18-39

4366

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13118

Females

4104

F18-39

4104

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

13449

Females

4536

F18-39

4536

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13005

Females

4579

F18-39

4579

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12066

Females

4292

F18-39

4292

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12467

Females

4515

F18-39

4515

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

12808

Females

4807

F18-39

4807

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12432

Females

4631

F18-39

4631

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12440

Females

4747

F18-39

4747

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11012

Females

4110

F18-39

4110

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13260

Females

5091

F18-39

5091

Passing Analysis

Category:
Athletes Passed
2305
Passed By
2061
Net Change
+244
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13072
5K → 10K316266+50#13072#13022
10K → 15K171313-142#13022#13164
15K → 20K201424-223#13164#13387
20K → Half3850-12#13387#13399
Half → 25K284154+130#13399#13269
25K → 30K293262+31#13269#13238
30K → 20M187112+75#13238#13163
20M → 21M18072+108#13163#13055
21M → 35K9945+54#13055#13001
35K → 23M149115+34#13001#12967
23M → 24M10980+29#12967#12938
24M → 40K11881+37#12938#12901
40K → 25.2M6810+58#12901#12843
25.2M → Finish9277+15#12843#12828
TOTALS23052061+244
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing