Boston Marathon logo
BOSTON MARATHON 2023

Maira Marques Samary

MA

Bib: 24795 F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:14/mi
31:48
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:43/mi
1:01:59
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:48/mi
1:32:27
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:04/mi
2:06:51
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:43/mi
2:13:29
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:01/mi
2:37:46
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:22/mi
3:09:59
↑ 181↓ 1480.2%
138 ft elev
20M
10:31/mi
3:24:16
↑ 64↓ 500.2%
148 ft elev
21M
11:25/mi
3:35:41
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:45/mi
3:42:59
↑ 17↓ 861.7%
156 ft elev
23M
10:14/mi
3:55:48
↑ 23↓ 630.6%
116 ft elev
24M
10:41/mi
4:06:29
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:40/mi
4:15:36
↓ 200.3%
20 ft elev
25.2M
12:17/mi
4:19:50
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:27/mi
4:30:29
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:29
Pace10:11 /mi
2nd Half
Distance13.11 mi
Time2:17:00
Pace10:27 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2431:4810:1431:48
10:14
-
10K
6.21 mi12:17:351:01:599:5930:11
9:43
-0:31
15K
9.32 mi12:48:031:32:279:5530:28
9:48
+0:05
20K
12.43 mi13:22:272:06:5110:1234:24
11:04
+1:16
Half
13.11 mi13:29:052:13:2910:116:38
9:43
-1:21
25K
15.53 mi13:53:222:37:4610:0924:17
10:01
+0:18
30K
18.64 mi14:25:353:09:5910:1132:13
10:22
+0:21
20M
20.00 mi14:39:523:24:1610:1314:17
10:31
+0:09
21M
21.00 mi14:51:173:35:4110:1611:25
11:25
+0:54
35K
21.75 mi14:58:353:42:5910:157:18
9:45
-1:40
23M
23.00 mi15:11:243:55:4810:1512:49
10:14
+0:29
24M
24.00 mi15:22:054:06:2910:1610:41
10:41
+0:27
40K
24.85 mi15:31:124:15:3610:179:07
10:40
-0:01
25.2M
25.20 mi15:35:264:19:5010:194:14
12:17
+1:37
Finish
26.22 mi15:46:054:30:2910:1910:39
10:27
-1:50

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

9:43 /mi

Average Pace

10:19 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:52

37% of race

Time at Steady Pace

2:01:34

45% of race

Time at Slower Pace

50:03

19% of race

Average Pace: 10:19 /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 mi11:47:2431:4810:1431:48
10:14
#24033
10K
6.21 mi12:17:351:01:599:5930:11
9:43
#23573
15K
9.32 mi12:48:031:32:279:5530:28
9:48
#23419
20K
12.43 mi13:22:272:06:5110:1234:24
11:04
#23837
Half
13.11 mi13:29:052:13:2910:116:38
9:43
#23772
25K
15.53 mi13:53:222:37:4610:0924:17
10:01
#23518
30K
18.64 mi14:25:353:09:5910:1132:13
10:22
#23229
20M
20.00 mi14:39:523:24:1610:1314:17
10:31
#23115
21M
21.00 mi14:51:173:35:4110:1611:25
11:25
#23035
35K
21.75 mi14:58:353:42:5910:157:18
9:45
#22947
23M
23.00 mi15:11:243:55:4810:1512:49
10:14
#22824
24M
24.00 mi15:22:054:06:2910:1610:41
10:41
#22795
40K
24.85 mi15:31:124:15:3610:179:07
10:40
#22757
25.2M
25.20 mi15:35:264:19:5010:194:14
12:17
#22756
Finish
26.22 mi15:46:054:30:2910:1910:39
10:27
#22769
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi240339906990623069(Top 87%)9383(Top 82%)9383(Top 516%)
10K6.21 mi3.10 mi23573+4609661+2459661+24523087(Top 87%)9377(Top 82%)9377(Top 516%)
15K9.32 mi3.11 mi23419+1549565+969565+9623069(Top 87%)9383(Top 82%)9383(Top 516%)
20K12.43 mi3.11 mi23837-4189803-2389803-23824724(Top 93%)10320(Top 90%)10320(Top 568%)
Half13.11 mi0.68 mi23772+659762+419762+4122727(Top 85%)9203(Top 81%)9203(Top 506%)
25K15.53 mi2.42 mi23518+2549632+1309632+13022251(Top 84%)8974(Top 79%)8974(Top 494%)
30K18.64 mi3.11 mi23229+2899500+1329500+13221936(Top 82%)8873(Top 78%)8873(Top 488%)
20M20.00 mi1.36 mi23115+1149460+409460+4021767(Top 82%)8856(Top 78%)8856(Top 487%)
21M21.00 mi1.00 mi23035+809423+379423+3721726(Top 82%)8846(Top 77%)8846(Top 487%)
35K21.75 mi0.75 mi22947+889385+389385+3820669(Top 78%)8321(Top 73%)8321(Top 458%)
23M23.00 mi1.25 mi22824+1239337+489337+4820691(Top 78%)8345(Top 73%)8345(Top 459%)
24M24.00 mi1.00 mi22795+299330+79330+722431(Top 84%)9330(Top 82%)9330(Top 513%)
40K24.85 mi0.85 mi22757+389312+189312+1821642(Top 81%)8965(Top 78%)8965(Top 493%)
25.2M25.20 mi0.35 mi22756+19313-19313-122949(Top 86%)9629(Top 84%)9629(Top 530%)
Finish26.22 mi1.02 mi22769-139324-119324-1122913(Top 86%)9610(Top 84%)9610(Top 529%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23069

Females

9383

F45-49

9383

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23087

Females

9377

F45-49

9377

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23069

Females

9383

F45-49

9383

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24724

Females

10320

F45-49

10320

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

22727

Females

9203

F45-49

9203

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

22251

Females

8974

F45-49

8974

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21936

Females

8873

F45-49

8873

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21767

Females

8856

F45-49

8856

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21726

Females

8846

F45-49

8846

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20669

Females

8321

F45-49

8321

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20691

Females

8345

F45-49

8345

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22431

Females

9330

F45-49

9330

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21642

Females

8965

F45-49

8965

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22949

Females

9629

F45-49

9629

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22913

Females

9610

F45-49

9610

Passing Analysis

Category:
Athletes Passed
1960
Passed By
696
Net Change
+1264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24033
5K → 10K52363+460#24033#23573
10K → 15K21460+154#23573#23419
15K → 20K27445-418#23419#23837
20K → Half661+65#23837#23772
Half → 25K2606+254#23772#23518
25K → 30K2967+289#23518#23229
30K → 20M1206+114#23229#23115
20M → 21M9313+80#23115#23035
21M → 35K913+88#23035#22947
35K → 23M1296+123#22947#22824
23M → 24M4617+29#22824#22795
24M → 40K5113+38#22795#22757
40K → 25.2M1817+1#22757#22756
25.2M → Finish2639-13#22756#22769
TOTALS1960696+1264
📊

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