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BOSTON MARATHON 2023

Eliza Howard

Bib: 5800•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Female)
#0 / 11423
Top 0.5%
Division (F18-39)
#0 / 4884
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:49
Rank: #1739
Start → 5K
19:49 | 6:23/mi
10K· 6.21 mi
39:51
Rank: #2057 (-318)
5K → 10K
20:02 | 6:27/mi
15K· 9.32 mi
59:34
Rank: #1971 (+86)
10K → 15K
19:43 | 6:21/mi
20K· 12.43 mi
1:19:11
Rank: #1817 (+154)
15K → 20K
19:37 | 6:19/mi
Half· 13.11 mi
1:23:27
Rank: #1804 (+13)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:38:44
Rank: #1733 (+71)
Half → 25K
15:17 | 6:18/mi
30K· 18.64 mi
1:58:16
Rank: #1520 (+213)
25K → 30K
19:32 | 6:17/mi
20M
2:06:51
Rank: #1455 (+65)
30K → 20M
8:35 | 6:19/mi
21M
2:13:32
Rank: #1413 (+42)
20M → 21M
6:41 | 6:41/mi
35K· 21.75 mi
2:18:05
Rank: #1381 (+32)
21M → 35K
4:33 | 6:05/mi
23M
2:26:01
Rank: #1327 (+54)
35K → 23M
7:56 | 6:20/mi
24M
2:32:17
Rank: #1301 (+26)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:37:43
Rank: #1273 (+28)
24M → 40K
5:26 | 6:21/mi
25.2M
2:40:06
Rank: #1268 (+5)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:46:39
Rank: #1276 (-8)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:23:27
Pace6:22 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:12
Pace6:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0619:496:2319:49
6:23
-
10K
6.21 mi10:42:0839:516:2520:02
6:27
+0:04
15K
9.32 mi11:01:5159:346:2319:43
6:21
-0:06
20K
12.43 mi11:21:281:19:116:2219:37
6:19
-0:02
Half
13.11 mi11:25:441:23:276:224:16
6:15
-0:04
25K
15.53 mi11:41:011:38:446:2115:17
6:18
+0:03
30K
18.64 mi12:00:331:58:166:2119:32
6:17
-0:01
20M
20.00 mi12:09:082:06:516:218:35
6:19
+0:02
21M
21.00 mi12:15:492:13:326:226:41
6:41
+0:22
35K
21.75 mi12:20:222:18:056:214:33
6:05
-0:36
23M
23.00 mi12:28:182:26:016:217:56
6:20
+0:15
24M
24.00 mi12:34:342:32:176:216:16
6:16
-0:04
40K
24.85 mi12:40:002:37:436:215:26
6:21
+0:05
25.2M
25.20 mi12:42:232:40:066:212:23
6:55
+0:34
Finish
26.22 mi12:48:562:46:396:226:33
6:26
-0:29

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

6:05 /mi

Average Pace

6:22 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:16

99% of race

Time at Steady Pace

2:23

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:21 /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 mi10:22:0619:496:2319:49
6:23
#1739
10K
6.21 mi10:42:0839:516:2520:02
6:27
#2057
15K
9.32 mi11:01:5159:346:2319:43
6:21
#1971
20K
12.43 mi11:21:281:19:116:2219:37
6:19
#1817
Half
13.11 mi11:25:441:23:276:224:16
6:15
#1804
25K
15.53 mi11:41:011:38:446:2115:17
6:18
#1733
30K
18.64 mi12:00:331:58:166:2119:32
6:17
#1520
20M
20.00 mi12:09:082:06:516:218:35
6:19
#1455
21M
21.00 mi12:15:492:13:326:226:41
6:41
#1413
35K
21.75 mi12:20:222:18:056:214:33
6:05
#1381
23M
23.00 mi12:28:182:26:016:217:56
6:20
#1327
24M
24.00 mi12:34:342:32:176:216:16
6:16
#1301
40K
24.85 mi12:40:002:37:436:215:26
6:21
#1273
25.2M
25.20 mi12:42:232:40:066:212:23
6:55
#1268
Finish
26.22 mi12:48:562:46:396:226:33
6:26
#1276
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi173980801866(Top 7%)77(Top 0.7%)77(Top 2%)
10K6.21 mi3.10 mi2057-31884-484-42493(Top 9%)107(Top 0.9%)107(Top 2%)
15K9.32 mi3.11 mi1971+8683+183+11866(Top 7%)77(Top 0.7%)77(Top 2%)
20K12.43 mi3.11 mi1817+15477+677+61455(Top 5%)64(Top 0.6%)64(Top 1%)
Half13.11 mi0.68 mi1804+1377771640(Top 6%)65(Top 0.6%)65(Top 1%)
25K15.53 mi2.42 mi1733+7174+374+31362(Top 5%)59(Top 0.5%)59(Top 1%)
30K18.64 mi3.11 mi1520+21367+767+7888(Top 3%)42(Top 0.4%)42(Top 0.9%)
20M20.00 mi1.36 mi1455+6564+364+3920(Top 3%)43(Top 0.4%)43(Top 0.9%)
21M21.00 mi1.00 mi1413+4263+163+11064(Top 4%)51(Top 0.4%)51(Top 1%)
35K21.75 mi0.75 mi1381+326363905(Top 3%)46(Top 0.4%)46(Top 0.9%)
23M23.00 mi1.25 mi1327+5461+261+2944(Top 4%)47(Top 0.4%)47(Top 1.0%)
24M24.00 mi1.00 mi1301+2660+160+11283(Top 5%)67(Top 0.6%)67(Top 1%)
40K24.85 mi0.85 mi1273+2860601093(Top 4%)61(Top 0.5%)61(Top 1%)
25.2M25.20 mi0.35 mi1268+559+159+11537(Top 6%)86(Top 0.8%)86(Top 2%)
Finish26.22 mi1.02 mi1276-859592171(Top 8%)154(Top 1%)154(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1866

Females

77

F18-39

77

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2493

Females

107

F18-39

107

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1866

Females

77

F18-39

77

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1455

Females

64

F18-39

64

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1640

Females

65

F18-39

65

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1362

Females

59

F18-39

59

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

888

Females

42

F18-39

42

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

920

Females

43

F18-39

43

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1064

Females

51

F18-39

51

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

905

Females

46

F18-39

46

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

944

Females

47

F18-39

47

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1283

Females

67

F18-39

67

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1093

Females

61

F18-39

61

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1537

Females

86

F18-39

86

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2171

Females

154

F18-39

154

Passing Analysis

Category:
Athletes Passed
900
Passed By
437
Net Change
+463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1739
5K → 10K18336-318#1739#2057
10K → 15K10822+86#2057#1971
15K → 20K1617+154#1971#1817
20K → Half152+13#1817#1804
Half → 25K809+71#1804#1733
25K → 30K2141+213#1733#1520
30K → 20M705+65#1520#1455
20M → 21M486+42#1455#1413
21M → 35K331+32#1413#1381
35K → 23M584+54#1381#1327
23M → 24M348+26#1327#1301
24M → 40K313+28#1301#1273
40K → 25.2M116+5#1273#1268
25.2M → Finish1927-8#1268#1276
TOTALS900437+463
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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