Boston Marathon logo
BOSTON MARATHON 2023

Rosalba Uribe

Bib: 20383•F

WI

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
9:10/mi
28:28
↑ 97↓ 3451.5%
10K· 6.21 mi
9:35/mi
58:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:43/mi
1:28:24
↑ 67↓ 78
20K· 12.43 mi
10:24/mi
2:00:43
↑ 106↓ 860.1%
Half· 13.11 mi
9:35/mi
2:07:15
↑ 19↓ 370.5%
25K· 15.53 mi
10:17/mi
2:32:11
↑ 66↓ 880.2%
30K· 18.64 mi
10:57/mi
3:06:13
↑ 181↓ 1480.2%
20M
11:15/mi
3:21:30
↑ 64↓ 500.2%
21M
12:23/mi
3:33:53
↑ 106↓ 241.6%
35K· 21.75 mi
10:39/mi
3:41:51
↑ 17↓ 861.7%
23M
11:12/mi
3:55:53
↑ 23↓ 630.6%
24M
10:31/mi
4:06:24
↓ 821.3%
40K· 24.85 mi
11:17/mi
4:16:03
↓ 200.3%
25.2M
12:40/mi
4:20:25
↑ 13↓ 160.2%
Finish· 26.22 mi
10:56/mi
4:31:34
↑ 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
Time2:07:15
Pace9:42 /mi
2nd Half
Distance13.11 mi
Time2:24:19
Pace11:01 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:5628:289:1028:28
9:10
-
10K
6.21 mi11:52:4258:149:2229:46
9:35
+0:25
15K
9.32 mi12:22:521:28:249:2930:10
9:43
+0:08
20K
12.43 mi12:55:112:00:439:4332:19
10:24
+0:41
Half
13.11 mi13:01:432:07:159:426:32
9:35
-0:49
25K
15.53 mi13:26:392:32:119:4824:56
10:17
+0:42
30K
18.64 mi14:00:413:06:139:5934:02
10:57
+0:40
20M
20.00 mi14:15:583:21:3010:0415:17
11:15
+0:18
21M
21.00 mi14:28:213:33:5310:1112:23
12:23
+1:08
35K
21.75 mi14:36:193:41:5110:127:58
10:39
-1:44
23M
23.00 mi14:50:213:55:5310:1514:02
11:12
+0:33
24M
24.00 mi15:00:524:06:2410:1610:31
10:31
-0:41
40K
24.85 mi15:10:314:16:0310:189:39
11:17
+0:46
25.2M
25.20 mi15:14:534:20:2510:204:22
12:40
+1:23
Finish
26.22 mi15:26:024:31:3410:2211:09
10:56
-1:44

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

9:10 /mi

Average Pace

10:22 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:56

35% of race

Time at Steady Pace

2:00:55

45% of race

Time at Slower Pace

55:43

21% of race

Average Pace: 10:21 /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 mi11:22:5628:289:1028:28
9:10
#21097
10K
6.21 mi11:52:4258:149:2229:46
9:35
#21963
15K
9.32 mi12:22:521:28:249:2930:10
9:43
#22262
20K
12.43 mi12:55:112:00:439:4332:19
10:24
#22706
Half
13.11 mi13:01:432:07:159:426:32
9:35
#22701
25K
15.53 mi13:26:392:32:119:4824:56
10:17
#22709
30K
18.64 mi14:00:413:06:139:5934:02
10:57
#22780
20M
20.00 mi14:15:583:21:3010:0415:17
11:15
#22790
21M
21.00 mi14:28:213:33:5310:1112:23
12:23
#22850
35K
21.75 mi14:36:193:41:5110:127:58
10:39
#22853
23M
23.00 mi14:50:213:55:5310:1514:02
11:12
#22829
24M
24.00 mi15:00:524:06:2410:1610:31
10:31
#22787
40K
24.85 mi15:10:314:16:0310:189:39
11:17
#22794
25.2M
25.20 mi15:14:534:20:2510:204:22
12:40
#22811
Finish
26.22 mi15:26:024:31:3410:2211:09
10:56
#22850
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi210978424842422836(Top 86%)9251(Top 81%)9251(Top 493%)
10K6.21 mi3.10 mi21963-8668833-4098833-40922740(Top 85%)9207(Top 81%)9207(Top 490%)
15K9.32 mi3.11 mi22262-2998969-1368969-13622836(Top 86%)9251(Top 81%)9251(Top 493%)
20K12.43 mi3.11 mi22706-4449193-2249193-22423663(Top 89%)9722(Top 85%)9722(Top 518%)
Half13.11 mi0.68 mi22701+59194-19194-122348(Top 84%)8983(Top 79%)8983(Top 478%)
25K15.53 mi2.42 mi22709-89213-199213-1922809(Top 86%)9277(Top 81%)9277(Top 494%)
30K18.64 mi3.11 mi22780-719276-639276-6323016(Top 86%)9471(Top 83%)9471(Top 504%)
20M20.00 mi1.36 mi22790-109282-69282-623096(Top 87%)9563(Top 84%)9563(Top 509%)
21M21.00 mi1.00 mi22850-609325-439325-4323311(Top 88%)9709(Top 85%)9709(Top 517%)
35K21.75 mi0.75 mi22853-39336-119336-1122679(Top 85%)9409(Top 82%)9409(Top 501%)
23M23.00 mi1.25 mi22829+249339-39339-322736(Top 85%)9455(Top 83%)9455(Top 503%)
24M24.00 mi1.00 mi22787+429326+139326+1322082(Top 83%)9144(Top 80%)9144(Top 487%)
40K24.85 mi0.85 mi22794-79332-69332-622885(Top 86%)9601(Top 84%)9601(Top 511%)
25.2M25.20 mi0.35 mi22811-179342-109342-1023539(Top 88%)9945(Top 87%)9945(Top 530%)
Finish26.22 mi1.02 mi22850-399373-319373-3123863(Top 90%)10088(Top 88%)10088(Top 537%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22836

Females

9251

F40-44

9251

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22740

Females

9207

F40-44

9207

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22836

Females

9251

F40-44

9251

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23663

Females

9722

F40-44

9722

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22348

Females

8983

F40-44

8983

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22809

Females

9277

F40-44

9277

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

23016

Females

9471

F40-44

9471

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23096

Females

9563

F40-44

9563

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23311

Females

9709

F40-44

9709

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22679

Females

9409

F40-44

9409

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

22736

Females

9455

F40-44

9455

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22082

Females

9144

F40-44

9144

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

22885

Females

9601

F40-44

9601

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23539

Females

9945

F40-44

9945

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

23863

Females

10088

F40-44

10088

Passing Analysis

Category:
Athletes Passed
664
Passed By
2417
Net Change
-1753
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21097
5K → 10K44910-866#21097#21963
10K → 15K77376-299#21963#22262
15K → 20K40484-444#22262#22706
20K → Half2217+5#22706#22701
Half → 25K96104-8#22701#22709
25K → 30K97168-71#22709#22780
30K → 20M5868-10#22780#22790
20M → 21M2888-60#22790#22850
21M → 35K2932-3#22850#22853
35K → 23M6642+24#22853#22829
23M → 24M5412+42#22829#22787
24M → 40K2734-7#22787#22794
40K → 25.2M825-17#22794#22811
25.2M → Finish1857-39#22811#22850
TOTALS6642417-1753
📊

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