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BOSTON MARATHON 2023

Elizabeth Hilfrank

Bib: 17088•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:31
Rank: #7790
Start → 5K
7:15/mi
22:31 split
10K· 6.21 mi
43:57
Rank: #6942 (+848)
5K → 10K
6:54/mi
21:26 split
15K· 9.32 mi
1:05:04
Rank: #6387 (+555)
10K → 15K
6:48/mi
21:07 split
20K· 12.43 mi
1:26:07
Rank: #5910 (+477)
15K → 20K
6:47/mi
21:03 split
Half· 13.11 mi
1:30:42
Rank: #5839 (+71)
20K → Half
6:43/mi
4:35 split
25K· 15.53 mi
1:47:17
Rank: #5627 (+212)
Half → 25K
6:50/mi
16:35 split
30K· 18.64 mi
2:08:51
Rank: #5276 (+351)
25K → 30K
6:56/mi
21:34 split
20M
2:18:12
Rank: #5064 (+212)
30K → 20M
6:53/mi
9:21 split
21M
2:25:22
Rank: #4901 (+163)
20M → 21M
7:10/mi
7:10 split
35K· 21.75 mi
2:30:16
Rank: #4784 (+117)
21M → 35K
6:33/mi
4:54 split
23M
2:38:55
Rank: #4658 (+126)
35K → 23M
6:55/mi
8:39 split
24M
2:45:40
Rank: #4572 (+86)
23M → 24M
6:45/mi
6:45 split
40K· 24.85 mi
2:51:40
Rank: #4514 (+58)
24M → 40K
7:01/mi
6:00 split
25.2M
2:54:15
Rank: #4502 (+12)
40K → 25.2M
7:29/mi
2:35 split
Finish· 26.22 mi
3:01:03
Rank: #4428 (+74)
25.2M → Finish
6:40/mi
6:48 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:30:42
Pace6:55 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:21
Pace6:54 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1622:317:1522:31
7:15
-
10K
6.21 mi11:34:4243:577:0421:26
6:54
-0:21
15K
9.32 mi11:55:491:05:046:5921:07
6:48
-0:06
20K
12.43 mi12:16:521:26:076:5621:03
6:47
-0:01
Half
13.11 mi12:21:271:30:426:554:35
6:43
-0:04
25K
15.53 mi12:38:021:47:176:5416:35
6:50
+0:07
30K
18.64 mi12:59:362:08:516:5521:34
6:56
+0:06
20M
20.00 mi13:08:572:18:126:559:21
6:53
-0:03
21M
21.00 mi13:16:072:25:226:557:10
7:10
+0:17
35K
21.75 mi13:21:012:30:166:554:54
6:33
-0:37
23M
23.00 mi13:29:402:38:556:558:39
6:55
+0:22
24M
24.00 mi13:36:252:45:406:546:45
6:45
-0:10
40K
24.85 mi13:42:252:51:406:546:00
7:01
+0:16
25.2M
25.20 mi13:45:002:54:156:552:35
7:29
+0:28
Finish
26.22 mi13:51:483:01:036:556:48
6:40
-0:49

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

6:33 /mi

Average Pace

6:55 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:57

86% of race

Time at Steady Pace

25:06

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi11:13:1622:317:1522:31
7:15
#7790
10K
6.21 mi11:34:4243:577:0421:26
6:54
#6942
15K
9.32 mi11:55:491:05:046:5921:07
6:48
#6387
20K
12.43 mi12:16:521:26:076:5621:03
6:47
#5910
Half
13.11 mi12:21:271:30:426:554:35
6:43
#5839
25K
15.53 mi12:38:021:47:176:5416:35
6:50
#5627
30K
18.64 mi12:59:362:08:516:5521:34
6:56
#5276
20M
20.00 mi13:08:572:18:126:559:21
6:53
#5064
21M
21.00 mi13:16:072:25:226:557:10
7:10
#4901
35K
21.75 mi13:21:012:30:166:554:54
6:33
#4784
23M
23.00 mi13:29:402:38:556:558:39
6:55
#4658
24M
24.00 mi13:36:252:45:406:546:45
6:45
#4572
40K
24.85 mi13:42:252:51:406:546:00
7:01
#4514
25.2M
25.20 mi13:45:002:54:156:552:35
7:29
#4502
Finish
26.22 mi13:51:483:01:036:556:48
6:40
#4428
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi77909419415106(Top 19%)372(Top 3%)372(Top 8%)
10K6.21 mi3.10 mi6942+848711+230711+2306133(Top 23%)561(Top 5%)561(Top 11%)
15K9.32 mi3.11 mi6387+555602+109602+1095106(Top 19%)372(Top 3%)372(Top 8%)
20K12.43 mi3.11 mi5910+477498+104498+1044227(Top 16%)268(Top 2%)268(Top 5%)
Half13.11 mi0.68 mi5839+71479+19479+194626(Top 17%)319(Top 3%)319(Top 7%)
25K15.53 mi2.42 mi5627+212443+36443+364515(Top 17%)308(Top 3%)308(Top 6%)
30K18.64 mi3.11 mi5276+351395+48395+483963(Top 15%)255(Top 2%)255(Top 5%)
20M20.00 mi1.36 mi5064+212370+25370+253333(Top 13%)213(Top 2%)213(Top 4%)
21M21.00 mi1.00 mi4901+163347+23347+232958(Top 11%)183(Top 2%)183(Top 4%)
35K21.75 mi0.75 mi4784+117334+13334+132760(Top 10%)167(Top 1%)167(Top 3%)
23M23.00 mi1.25 mi4658+126324+10324+103327(Top 12%)241(Top 2%)241(Top 5%)
24M24.00 mi1.00 mi4572+86310+14310+143415(Top 13%)265(Top 2%)265(Top 5%)
40K24.85 mi0.85 mi4514+58306+4306+43959(Top 15%)397(Top 3%)397(Top 8%)
25.2M25.20 mi0.35 mi4502+12305+1305+13926(Top 15%)415(Top 4%)415(Top 8%)
Finish26.22 mi1.02 mi4428+74299+6299+63399(Top 13%)348(Top 3%)348(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

5106

Females

372

F18-39

372

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6133

Females

561

F18-39

561

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

5106

Females

372

F18-39

372

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4227

Females

268

F18-39

268

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4626

Females

319

F18-39

319

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4515

Females

308

F18-39

308

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

3963

Females

255

F18-39

255

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3333

Females

213

F18-39

213

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

2958

Females

183

F18-39

183

21M→35K

21.0 - 21.8 mi

Top 10%
×7story building
+17ft-86ft

Overall

2760

Females

167

F18-39

167

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3327

Females

241

F18-39

241

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3415

Females

265

F18-39

265

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3959

Females

397

F18-39

397

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3926

Females

415

F18-39

415

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3399

Females

348

F18-39

348

Passing Analysis

Category:
Athletes Passed
3478
Passed By
116
Net Change
+3362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7790
5K → 10K86618+848#7790#6942
10K → 15K5583+555#6942#6387
15K → 20K4770+477#6387#5910
20K → Half743+71#5910#5839
Half → 25K2153+212#5839#5627
25K → 30K3587+351#5627#5276
30K → 20M2175+212#5276#5064
20M → 21M1729+163#5064#4901
21M → 35K1203+117#4901#4784
35K → 23M13812+126#4784#4658
23M → 24M9711+86#4658#4572
24M → 40K7214+58#4572#4514
40K → 25.2M2513+12#4514#4502
25.2M → Finish8915+74#4502#4428
TOTALS3478116+3362
📊

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