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BOSTON MARATHON 2023

Gillian Fedor

Bib: 16854•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 18%
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
7:23/mi
22:57
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:08:19
↑ 67↓ 78
20K· 12.43 mi
7:17/mi
1:30:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:35:48
↑ 19↓ 370.5%
25K· 15.53 mi
7:25/mi
1:53:47
↑ 66↓ 880.2%
30K· 18.64 mi
7:36/mi
2:17:23
↑ 181↓ 1480.2%
20M
7:36/mi
2:27:42
↑ 64↓ 500.2%
21M
8:21/mi
2:36:03
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:41:33
↑ 17↓ 861.7%
23M
7:37/mi
2:51:05
↑ 23↓ 630.6%
24M
7:21/mi
2:58:26
↓ 821.3%
40K· 24.85 mi
7:23/mi
3:04:45
↓ 200.3%
25.2M
7:56/mi
3:07:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:01/mi
3:14:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:48
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:38:50
Pace7:32 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1322:577:2322:57
7:23
-
10K
6.21 mi11:36:0145:457:2222:48
7:20
-0:03
15K
9.32 mi11:58:351:08:197:2022:34
7:16
-0:04
20K
12.43 mi12:21:121:30:567:1922:37
7:17
+0:01
Half
13.11 mi12:26:041:35:487:184:52
7:08
-0:09
25K
15.53 mi12:44:031:53:477:1917:59
7:25
+0:17
30K
18.64 mi13:07:392:17:237:2223:36
7:36
+0:11
20M
20.00 mi13:17:582:27:427:2310:19
7:36
0:00
21M
21.00 mi13:26:192:36:037:268:21
8:21
+0:45
35K
21.75 mi13:31:492:41:337:265:30
7:21
-1:00
23M
23.00 mi13:41:212:51:057:269:32
7:37
+0:16
24M
24.00 mi13:48:422:58:267:267:21
7:21
-0:16
40K
24.85 mi13:55:013:04:457:266:19
7:23
+0:02
25.2M
25.20 mi13:57:453:07:297:262:44
7:56
+0:33
Finish
26.22 mi14:04:543:14:387:267:09
7:01
-0:55

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

7:01 /mi

Average Pace

7:26 /mi

Slowest Pace

8:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:33

94% of race

Time at Steady Pace

2:44

1% of race

Time at Slower Pace

8:21

4% of race

Average Pace: 7:25 /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 mi11:13:1322:577:2322:57
7:23
#8736
10K
6.21 mi11:36:0145:457:2222:48
7:20
#8917
15K
9.32 mi11:58:351:08:197:2022:34
7:16
#8690
20K
12.43 mi12:21:121:30:567:1922:37
7:17
#8374
Half
13.11 mi12:26:041:35:487:184:52
7:08
#8318
25K
15.53 mi12:44:031:53:477:1917:59
7:25
#8259
30K
18.64 mi13:07:392:17:237:2223:36
7:36
#8144
20M
20.00 mi13:17:582:27:427:2310:19
7:36
#8059
21M
21.00 mi13:26:192:36:037:268:21
8:21
#8120
35K
21.75 mi13:31:492:41:337:265:30
7:21
#8086
23M
23.00 mi13:41:212:51:057:269:32
7:37
#7991
24M
24.00 mi13:48:422:58:267:267:21
7:21
#7907
40K
24.85 mi13:55:013:04:457:266:19
7:23
#7808
25.2M
25.20 mi13:57:453:07:297:262:44
7:56
#7761
Finish
26.22 mi14:04:543:14:387:267:09
7:01
#7628
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8736128612868276(Top 31%)1171(Top 10%)1171(Top 24%)
10K6.21 mi3.10 mi8917-1811378-921378-929161(Top 34%)1478(Top 13%)1478(Top 30%)
15K9.32 mi3.11 mi8690+2271300+781300+788276(Top 31%)1171(Top 10%)1171(Top 24%)
20K12.43 mi3.11 mi8374+3161185+1151185+1157648(Top 29%)986(Top 9%)986(Top 20%)
Half13.11 mi0.68 mi8318+561168+171168+177458(Top 28%)915(Top 8%)915(Top 19%)
25K15.53 mi2.42 mi8259+591172-41172-48174(Top 31%)1243(Top 11%)1243(Top 25%)
30K18.64 mi3.11 mi8144+1151173-11173-17898(Top 30%)1269(Top 11%)1269(Top 26%)
20M20.00 mi1.36 mi8059+851155+181155+187476(Top 28%)1215(Top 11%)1215(Top 25%)
21M21.00 mi1.00 mi8120-611197-421197-429540(Top 36%)2154(Top 19%)2154(Top 44%)
35K21.75 mi0.75 mi8086+34119711977512(Top 28%)1304(Top 11%)1304(Top 27%)
23M23.00 mi1.25 mi7991+951185+121185+127204(Top 27%)1246(Top 11%)1246(Top 26%)
24M24.00 mi1.00 mi7907+841172+131172+136746(Top 25%)1168(Top 10%)1168(Top 24%)
40K24.85 mi0.85 mi7808+991155+171155+176037(Top 23%)995(Top 9%)995(Top 20%)
25.2M25.20 mi0.35 mi7761+471146+91146+96157(Top 23%)1107(Top 10%)1107(Top 23%)
Finish26.22 mi1.02 mi7628+1331121+251121+255344(Top 20%)843(Top 7%)843(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8276

Females

1171

F18-39

1171

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9161

Females

1478

F18-39

1478

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8276

Females

1171

F18-39

1171

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7648

Females

986

F18-39

986

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7458

Females

915

F18-39

915

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8174

Females

1243

F18-39

1243

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7898

Females

1269

F18-39

1269

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7476

Females

1215

F18-39

1215

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9540

Females

2154

F18-39

2154

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7512

Females

1304

F18-39

1304

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7204

Females

1246

F18-39

1246

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

6746

Females

1168

F18-39

1168

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6037

Females

995

F18-39

995

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6157

Females

1107

F18-39

1107

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5344

Females

843

F18-39

843

Passing Analysis

Category:
Athletes Passed
1966
Passed By
858
Net Change
+1108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8736
5K → 10K194375-181#8736#8917
10K → 15K27750+227#8917#8690
15K → 20K33418+316#8690#8374
20K → Half593+56#8374#8318
Half → 25K13475+59#8318#8259
25K → 30K18671+115#8259#8144
30K → 20M12439+85#8144#8059
20M → 21M48109-61#8059#8120
21M → 35K5925+34#8120#8086
35K → 23M13540+95#8086#7991
23M → 24M10521+84#7991#7907
24M → 40K11112+99#7907#7808
40K → 25.2M525+47#7808#7761
25.2M → Finish14815+133#7761#7628
TOTALS1966858+1108
📊

Passing Visuals

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