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BOSTON MARATHON 2023

Erica Szilagyi

Bib: 23005•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:35
Rank: #19892
Start → 5K
27:35 | 8:53/mi
10K· 6.21 mi
54:47
Rank: #19771 (+121)
5K → 10K
27:12 | 8:45/mi
15K· 9.32 mi
1:21:59
Rank: #19593 (+178)
10K → 15K
27:12 | 8:45/mi
20K· 12.43 mi
1:49:42
Rank: #19464 (+129)
15K → 20K
27:43 | 8:55/mi
Half· 13.11 mi
1:55:47
Rank: #19506 (-42)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:17:38
Rank: #19408 (+98)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:47:01
Rank: #19398 (+10)
25K → 30K
29:23 | 9:27/mi
20M
2:59:31
Rank: #19249 (+149)
30K → 20M
12:30 | 9:12/mi
21M
3:08:59
Rank: #19059 (+190)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
3:15:32
Rank: #18969 (+90)
21M → 35K
6:33 | 8:45/mi
23M
3:26:44
Rank: #18769 (+200)
35K → 23M
11:12 | 8:57/mi
24M
3:35:44
Rank: #18698 (+71)
23M → 24M
9:00 | 9:00/mi
40K· 24.85 mi
3:43:36
Rank: #18637 (+61)
24M → 40K
7:52 | 9:12/mi
25.2M
3:47:00
Rank: #18608 (+29)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:56:04
Rank: #18573 (+35)
25.2M → Finish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:47
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:00:17
Pace9:11 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0727:358:5327:35
8:53
-
10K
6.21 mi11:49:1954:478:4927:12
8:45
-0:08
15K
9.32 mi12:16:311:21:598:4827:12
8:45
0:00
20K
12.43 mi12:44:141:49:428:5027:43
8:55
+0:10
Half
13.11 mi12:50:191:55:478:506:05
8:55
0:00
25K
15.53 mi13:12:102:17:388:5221:51
9:01
+0:06
30K
18.64 mi13:41:332:47:018:5829:23
9:27
+0:26
20M
20.00 mi13:54:032:59:318:5912:30
9:12
-0:15
21M
21.00 mi14:03:313:08:599:009:28
9:28
+0:16
35K
21.75 mi14:10:043:15:328:596:33
8:45
-0:43
23M
23.00 mi14:21:163:26:448:5911:12
8:57
+0:12
24M
24.00 mi14:30:163:35:448:599:00
9:00
+0:03
40K
24.85 mi14:38:083:43:369:007:52
9:12
+0:12
25.2M
25.20 mi14:41:323:47:009:003:24
9:52
+0:40
Finish
26.22 mi14:50:363:56:049:019:04
8:54
-0:58

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

8:45 /mi

Average Pace

9:01 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:52:40

99% of race

Time at Steady Pace

3:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:00 /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 mi11:22:0727:358:5327:35
8:53
#19892
10K
6.21 mi11:49:1954:478:4927:12
8:45
#19771
15K
9.32 mi12:16:311:21:598:4827:12
8:45
#19593
20K
12.43 mi12:44:141:49:428:5027:43
8:55
#19464
Half
13.11 mi12:50:191:55:478:506:05
8:55
#19506
25K
15.53 mi13:12:102:17:388:5221:51
9:01
#19408
30K
18.64 mi13:41:332:47:018:5829:23
9:27
#19398
20M
20.00 mi13:54:032:59:318:5912:30
9:12
#19249
21M
21.00 mi14:03:313:08:599:009:28
9:28
#19059
35K
21.75 mi14:10:043:15:328:596:33
8:45
#18969
23M
23.00 mi14:21:163:26:448:5911:12
8:57
#18769
24M
24.00 mi14:30:163:35:448:599:00
9:00
#18698
40K
24.85 mi14:38:083:43:369:007:52
9:12
#18637
25.2M
25.20 mi14:41:323:47:009:003:24
9:52
#18608
Finish
26.22 mi14:50:363:56:049:019:04
8:54
#18573
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi198927738773819270(Top 72%)7252(Top 63%)7252(Top 1376%)
10K6.21 mi3.10 mi19771+1217635+1037635+10319707(Top 74%)7515(Top 66%)7515(Top 1426%)
15K9.32 mi3.11 mi19593+1787509+1267509+12619270(Top 72%)7252(Top 63%)7252(Top 1376%)
20K12.43 mi3.11 mi19464+1297406+1037406+10319325(Top 73%)7277(Top 64%)7277(Top 1381%)
Half13.11 mi0.68 mi19506-427431-257431-2520065(Top 75%)7692(Top 67%)7692(Top 1460%)
25K15.53 mi2.42 mi19408+987363+687363+6819024(Top 71%)7144(Top 63%)7144(Top 1356%)
30K18.64 mi3.11 mi19398+107369-67369-619276(Top 72%)7342(Top 64%)7342(Top 1393%)
20M20.00 mi1.36 mi19249+1497301+687301+6817569(Top 66%)6497(Top 57%)6497(Top 1233%)
21M21.00 mi1.00 mi19059+1907205+967205+9615844(Top 60%)5547(Top 49%)5547(Top 1053%)
35K21.75 mi0.75 mi18969+907160+457160+4516773(Top 63%)6161(Top 54%)6161(Top 1169%)
23M23.00 mi1.25 mi18769+2007053+1077053+10715809(Top 59%)5647(Top 49%)5647(Top 1072%)
24M24.00 mi1.00 mi18698+717026+277026+2717264(Top 65%)6502(Top 57%)6502(Top 1234%)
40K24.85 mi0.85 mi18637+617000+267000+2617119(Top 64%)6473(Top 57%)6473(Top 1228%)
25.2M25.20 mi0.35 mi18608+296987+136987+1316879(Top 63%)6370(Top 56%)6370(Top 1209%)
Finish26.22 mi1.02 mi18573+356980+76980+717509(Top 66%)6660(Top 58%)6660(Top 1264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19270

Females

7252

F60-64

7252

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19707

Females

7515

F60-64

7515

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19270

Females

7252

F60-64

7252

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19325

Females

7277

F60-64

7277

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

20065

Females

7692

F60-64

7692

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

19024

Females

7144

F60-64

7144

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19276

Females

7342

F60-64

7342

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17569

Females

6497

F60-64

6497

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15844

Females

5547

F60-64

5547

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16773

Females

6161

F60-64

6161

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15809

Females

5647

F60-64

5647

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17264

Females

6502

F60-64

6502

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17119

Females

6473

F60-64

6473

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16879

Females

6370

F60-64

6370

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17509

Females

6660

F60-64

6660

Passing Analysis

Category:
Athletes Passed
2185
Passed By
866
Net Change
+1319
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19892
5K → 10K370249+121#19892#19771
10K → 15K286108+178#19771#19593
15K → 20K21889+129#19593#19464
20K → Half1254-42#19464#19506
Half → 25K17072+98#19506#19408
25K → 30K170160+10#19408#19398
30K → 20M16415+149#19398#19249
20M → 21M20414+190#19249#19059
21M → 35K944+90#19059#18969
35K → 23M2033+200#18969#18769
23M → 24M9524+71#18769#18698
24M → 40K8221+61#18698#18637
40K → 25.2M4011+29#18637#18608
25.2M → Finish7742+35#18608#18573
TOTALS2185866+1319
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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