Boston Marathon logo
BOSTON MARATHON 2023

Adriana Fernández

Bib: 6793 F MX

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 5%
Division (F18-39)
#0 / 4884
Top 9%
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
7:06/mi
22:04
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:59/mi
43:45
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:03/mi
1:05:39
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:01/mi
1:27:27
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:47/mi
1:32:05
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:52/mi
1:48:43
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:04/mi
2:10:39
↑ 181↓ 1480.2%
138 ft elev
20M
7:07/mi
2:20:19
↑ 64↓ 500.2%
148 ft elev
21M
7:47/mi
2:28:06
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:14/mi
2:33:31
↑ 17↓ 861.7%
156 ft elev
23M
7:28/mi
2:42:52
↑ 23↓ 630.6%
116 ft elev
24M
7:24/mi
2:50:16
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:40/mi
2:56:49
↓ 200.3%
20 ft elev
25.2M
8:10/mi
2:59:38
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:09/mi
3:06:55
↑ 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
Time1:32:05
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:34:50
Pace7:14 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4222:047:0622:04
7:06
-
10K
6.21 mi10:47:2343:457:0221:41
6:59
-0:07
15K
9.32 mi11:09:171:05:397:0321:54
7:03
+0:04
20K
12.43 mi11:31:051:27:277:0221:48
7:01
-0:02
Half
13.11 mi11:35:431:32:057:014:38
6:47
-0:14
25K
15.53 mi11:52:211:48:437:0016:38
6:52
+0:05
30K
18.64 mi12:14:172:10:397:0121:56
7:04
+0:12
20M
20.00 mi12:23:572:20:197:019:40
7:07
+0:03
21M
21.00 mi12:31:442:28:067:037:47
7:47
+0:40
35K
21.75 mi12:37:092:33:317:045:25
7:14
-0:33
23M
23.00 mi12:46:302:42:527:059:21
7:28
+0:14
24M
24.00 mi12:53:542:50:167:067:24
7:24
-0:04
40K
24.85 mi13:00:272:56:497:076:33
7:40
+0:16
25.2M
25.20 mi13:03:162:59:387:082:49
8:10
+0:30
Finish
26.22 mi13:10:333:06:557:087:17
7:09
-1:01

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

6:47 /mi

Average Pace

7:08 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:16

11% of race

Time at Steady Pace

2:11:45

70% of race

Time at Slower Pace

33:54

18% of race

Average Pace: 7:08 /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 mi10:25:4222:047:0622:04
7:06
#6900
10K
6.21 mi10:47:2343:457:0221:41
6:59
#6744
15K
9.32 mi11:09:171:05:397:0321:54
7:03
#6750
20K
12.43 mi11:31:051:27:277:0221:48
7:01
#6559
Half
13.11 mi11:35:431:32:057:014:38
6:47
#6490
25K
15.53 mi11:52:211:48:437:0016:38
6:52
#6211
30K
18.64 mi12:14:172:10:397:0121:56
7:04
#5868
20M
20.00 mi12:23:572:20:197:019:40
7:07
#5745
21M
21.00 mi12:31:442:28:067:037:47
7:47
#5733
35K
21.75 mi12:37:092:33:317:045:25
7:14
#5739
23M
23.00 mi12:46:302:42:527:059:21
7:28
#5703
24M
24.00 mi12:53:542:50:167:067:24
7:24
#5711
40K
24.85 mi13:00:272:56:497:076:33
7:40
#5727
25.2M
25.20 mi13:03:162:59:387:082:49
8:10
#5724
Finish
26.22 mi13:10:333:06:557:087:17
7:09
#5678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi69006976976861714714
10K6.21 mi3.10 mi6744+156661+36661+366691675675
15K9.32 mi3.11 mi6750-6673-12673-126861714714
20K12.43 mi3.11 mi6559+191644+29644+296096549549
Half13.11 mi0.68 mi6490+69629+15629+155284406406
25K15.53 mi2.42 mi6211+279569+60569+604690334334
30K18.64 mi3.11 mi5868+343500+69500+694730363363
20M20.00 mi1.36 mi5745+123483+17483+174710406406
21M21.00 mi1.00 mi5733+12486-3486-36105832832
35K21.75 mi0.75 mi5739-6492-6492-6679410121012
23M23.00 mi1.25 mi5703+36505-13505-136255897897
24M24.00 mi1.00 mi5711-8517-12517-12707113001300
40K24.85 mi0.85 mi5727-16534-17534-17772616331633
25.2M25.20 mi0.35 mi5724+3541-7541-7752515951595
Finish26.22 mi1.02 mi5678+46542-1542-1611210941094

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6861

Females

714

F18-39

714

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

6691

Females

675

F18-39

675

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6861

Females

714

F18-39

714

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6096

Females

549

F18-39

549

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5284

Females

406

F18-39

406

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4690

Females

334

F18-39

334

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4730

Females

363

F18-39

363

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4710

Females

406

F18-39

406

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6105

Females

832

F18-39

832

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

6794

Females

1012

F18-39

1012

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6255

Females

897

F18-39

897

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7071

Females

1300

F18-39

1300

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7726

Females

1633

F18-39

1633

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7525

Females

1595

F18-39

1595

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6112

Females

1094

F18-39

1094

Passing Analysis

Category:
Athletes Passed
1833
Passed By
611
Net Change
+1222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6900
5K → 10K286130+156#6900#6744
10K → 15K119125-6#6744#6750
15K → 20K21928+191#6750#6559
20K → Half712+69#6559#6490
Half → 25K2812+279#6490#6211
25K → 30K3518+343#6211#5868
30K → 20M13613+123#5868#5745
20M → 21M5745+12#5745#5733
21M → 35K3036-6#5733#5739
35K → 23M9054+36#5739#5703
23M → 24M4654-8#5703#5711
24M → 40K4056-16#5711#5727
40K → 25.2M2320+3#5727#5724
25.2M → Finish8438+46#5724#5678
TOTALS1833611+1222

Passing Charts

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