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BOSTON MARATHON 2023

Georgia Iliadis

Bib: 30676•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
10:31/mi
32:41
↑ 97↓ 3451.5%
10K· 6.21 mi
10:51/mi
1:06:23
↑ 79↓ 1380.4%
15K· 9.32 mi
11:12/mi
1:41:11
↑ 67↓ 78
20K· 12.43 mi
12:04/mi
2:18:39
↑ 106↓ 860.1%
Half· 13.11 mi
11:35/mi
2:26:33
↑ 19↓ 370.5%
25K· 15.53 mi
13:04/mi
2:58:14
↑ 66↓ 880.2%
30K· 18.64 mi
12:52/mi
3:38:12
↑ 181↓ 1480.2%
20M
12:56/mi
3:55:46
↑ 64↓ 500.2%
21M
14:12/mi
4:09:58
↑ 106↓ 241.6%
35K· 21.75 mi
12:41/mi
4:19:27
↑ 17↓ 861.7%
23M
12:52/mi
4:35:33
↑ 23↓ 630.6%
24M
12:11/mi
4:47:44
↓ 821.3%
40K· 24.85 mi
13:11/mi
4:59:00
↓ 200.3%
25.2M
14:01/mi
5:03:50
↑ 13↓ 160.2%
Finish· 26.22 mi
11:46/mi
5:15:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:26:33
Pace11:11 /mi
2nd Half
Distance13.11 mi
Time2:49:16
Pace12:55 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3832:4110:3132:41
10:31
-
10K
6.21 mi12:28:201:06:2310:4133:42
10:51
+0:20
15K
9.32 mi13:03:081:41:1110:5134:48
11:12
+0:21
20K
12.43 mi13:40:362:18:3911:0937:28
12:04
+0:52
Half
13.11 mi13:48:302:26:3311:117:54
11:35
-0:29
25K
15.53 mi14:20:112:58:1411:2831:41
13:04
+1:29
30K
18.64 mi15:00:093:38:1211:4239:58
12:52
-0:12
20M
20.00 mi15:17:433:55:4611:4717:34
12:56
+0:04
21M
21.00 mi15:31:554:09:5811:5414:12
14:12
+1:16
35K
21.75 mi15:41:244:19:2711:569:29
12:41
-1:31
23M
23.00 mi15:57:304:35:3311:5916:06
12:52
+0:11
24M
24.00 mi16:09:414:47:4411:5912:11
12:11
-0:41
40K
24.85 mi16:20:574:59:0012:0211:16
13:11
+1:00
25.2M
25.20 mi16:25:475:03:5012:034:50
14:01
+0:50
Finish
26.22 mi16:37:465:15:4912:0311:59
11:46
-2:15

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

10:31 /mi

Average Pace

12:03 /mi

Slowest Pace

14:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:32

50% of race

Time at Steady Pace

2:18:15

44% of race

Time at Slower Pace

19:02

6% of race

Average Pace: 12:03 /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 mi11:54:3832:4110:3132:41
10:31
#24765
10K
6.21 mi12:28:201:06:2310:4133:42
10:51
#25066
15K
9.32 mi13:03:081:41:1110:5134:48
11:12
#25227
20K
12.43 mi13:40:362:18:3911:0937:28
12:04
#25428
Half
13.11 mi13:48:302:26:3311:117:54
11:35
#25438
25K
15.53 mi14:20:112:58:1411:2831:41
13:04
#25579
30K
18.64 mi15:00:093:38:1211:4239:58
12:52
#25542
20M
20.00 mi15:17:433:55:4611:4717:34
12:56
#25519
21M
21.00 mi15:31:554:09:5811:5414:12
14:12
#25512
35K
21.75 mi15:41:244:19:2711:569:29
12:41
#25509
23M
23.00 mi15:57:304:35:3311:5916:06
12:52
#25489
24M
24.00 mi16:09:414:47:4411:5912:11
12:11
#25475
40K
24.85 mi16:20:574:59:0012:0211:16
13:11
#25459
25.2M
25.20 mi16:25:475:03:5012:034:50
14:01
#25462
Finish
26.22 mi16:37:465:15:4912:0311:59
11:46
#25457
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi24765103131031325422(Top 95%)10697(Top 94%)10697(Top 886%)
10K6.21 mi3.10 mi25066-30110472-15910472-15925261(Top 95%)10587(Top 93%)10587(Top 877%)
15K9.32 mi3.11 mi25227-16110570-9810570-9825422(Top 95%)10697(Top 94%)10697(Top 886%)
20K12.43 mi3.11 mi25428-20110703-13310703-13325694(Top 97%)10883(Top 95%)10883(Top 902%)
Half13.11 mi0.68 mi25438-1010711-810711-825554(Top 96%)10818(Top 95%)10818(Top 896%)
25K15.53 mi2.42 mi25579-14110804-9310804-9325898(Top 97%)11024(Top 97%)11024(Top 913%)
30K18.64 mi3.11 mi25542+3710798+610798+625303(Top 95%)10740(Top 94%)10740(Top 890%)
20M20.00 mi1.36 mi25519+2310790+810790+825117(Top 94%)10662(Top 93%)10662(Top 883%)
21M21.00 mi1.00 mi25512+710793-310793-325207(Top 95%)10713(Top 94%)10713(Top 888%)
35K21.75 mi0.75 mi25509+310792+110792+125334(Top 95%)10833(Top 95%)10833(Top 898%)
23M23.00 mi1.25 mi25489+2010789+310789+324950(Top 94%)10609(Top 93%)10609(Top 879%)
24M24.00 mi1.00 mi25475+1410782+710782+724743(Top 93%)10552(Top 92%)10552(Top 874%)
40K24.85 mi0.85 mi25459+1610779+310779+325093(Top 94%)10724(Top 94%)10724(Top 888%)
25.2M25.20 mi0.35 mi25462-310782-310782-325034(Top 94%)10718(Top 94%)10718(Top 888%)
Finish26.22 mi1.02 mi25457+510784-210784-225001(Top 94%)10670(Top 93%)10670(Top 884%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

25422

Females

10697

F50-54

10697

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25261

Females

10587

F50-54

10587

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

25422

Females

10697

F50-54

10697

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25694

Females

10883

F50-54

10883

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25554

Females

10818

F50-54

10818

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25898

Females

11024

F50-54

11024

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

25303

Females

10740

F50-54

10740

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

25117

Females

10662

F50-54

10662

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25207

Females

10713

F50-54

10713

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25334

Females

10833

F50-54

10833

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24950

Females

10609

F50-54

10609

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24743

Females

10552

F50-54

10552

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25093

Females

10724

F50-54

10724

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25034

Females

10718

F50-54

10718

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

25001

Females

10670

F50-54

10670

Passing Analysis

Category:
Athletes Passed
480
Passed By
1172
Net Change
-692
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24765
5K → 10K76377-301#24765#25066
10K → 15K57218-161#25066#25227
15K → 20K36237-201#25227#25428
20K → Half1020-10#25428#25438
Half → 25K21162-141#25438#25579
25K → 30K8548+37#25579#25542
30K → 20M4623+23#25542#25519
20M → 21M2619+7#25519#25512
21M → 35K2118+3#25512#25509
35K → 23M3414+20#25509#25489
23M → 24M239+14#25489#25475
24M → 40K259+16#25475#25459
40K → 25.2M58-3#25459#25462
25.2M → Finish1510+5#25462#25457
TOTALS4801172-692
📊

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