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BOSTON MARATHON 2023

Michaela Spannaus

Bib: 2495•F

ME

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Female)
#0 / 11423
Top 0.7%
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
20:27
Rank: #2759
Start → 5K
20:27 | 6:35/mi
10K· 6.21 mi
40:38
Rank: #2740 (+19)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:00:48
Rank: #2666 (+74)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:58
Rank: #2544 (+122)
15K → 20K
20:10 | 6:29/mi
Half· 13.11 mi
1:25:20
Rank: #2517 (+27)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:40:50
Rank: #2373 (+144)
Half → 25K
15:30 | 6:24/mi
30K· 18.64 mi
2:00:54
Rank: #2150 (+223)
25K → 30K
20:04 | 6:28/mi
20M
2:09:41
Rank: #2066 (+84)
30K → 20M
8:47 | 6:28/mi
21M
2:16:29
Rank: #2004 (+62)
20M → 21M
6:48 | 6:48/mi
35K· 21.75 mi
2:21:09
Rank: #1969 (+35)
21M → 35K
4:40 | 6:14/mi
23M
2:29:25
Rank: #1923 (+46)
35K → 23M
8:16 | 6:36/mi
24M
2:35:47
Rank: #1886 (+37)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:41:18
Rank: #1854 (+32)
24M → 40K
5:31 | 6:27/mi
25.2M
2:43:41
Rank: #1838 (+16)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:49:59
Rank: #1780 (+58)
25.2M → Finish
6:18 | 6:11/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:20
Pace6:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:39
Pace6:27 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1520:276:3520:27
6:35
-
10K
6.21 mi10:41:2640:386:3220:11
6:30
-0:05
15K
9.32 mi11:01:361:00:486:3120:10
6:29
-0:01
20K
12.43 mi11:21:461:20:586:3120:10
6:29
0:00
Half
13.11 mi11:26:081:25:206:314:22
6:24
-0:05
25K
15.53 mi11:41:381:40:506:2915:30
6:24
0:00
30K
18.64 mi12:01:422:00:546:2920:04
6:28
+0:04
20M
20.00 mi12:10:292:09:416:298:47
6:28
0:00
21M
21.00 mi12:17:172:16:296:306:48
6:48
+0:20
35K
21.75 mi12:21:572:21:096:294:40
6:14
-0:34
23M
23.00 mi12:30:132:29:256:308:16
6:36
+0:22
24M
24.00 mi12:36:352:35:476:296:22
6:22
-0:14
40K
24.85 mi12:42:062:41:186:295:31
6:27
+0:05
25.2M
25.20 mi12:44:292:43:416:302:23
6:55
+0:28
Finish
26.22 mi12:50:472:49:596:296:18
6:11
-0:44

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

6:11 /mi

Average Pace

6:29 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:36

99% of race

Time at Steady Pace

2:23

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:1520:276:3520:27
6:35
#2759
10K
6.21 mi10:41:2640:386:3220:11
6:30
#2740
15K
9.32 mi11:01:361:00:486:3120:10
6:29
#2666
20K
12.43 mi11:21:461:20:586:3120:10
6:29
#2544
Half
13.11 mi11:26:081:25:206:314:22
6:24
#2517
25K
15.53 mi11:41:381:40:506:2915:30
6:24
#2373
30K
18.64 mi12:01:422:00:546:2920:04
6:28
#2150
20M
20.00 mi12:10:292:09:416:298:47
6:28
#2066
21M
21.00 mi12:17:172:16:296:306:48
6:48
#2004
35K
21.75 mi12:21:572:21:096:294:40
6:14
#1969
23M
23.00 mi12:30:132:29:256:308:16
6:36
#1923
24M
24.00 mi12:36:352:35:476:296:22
6:22
#1886
40K
24.85 mi12:42:062:41:186:295:31
6:27
#1854
25.2M
25.20 mi12:44:292:43:416:302:23
6:55
#1838
Finish
26.22 mi12:50:472:49:596:296:18
6:11
#1780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27591301302594(Top 10%)104(Top 0.9%)104(Top 2%)
10K6.21 mi3.10 mi2740+19123+7123+72779(Top 10%)120(Top 1%)120(Top 2%)
15K9.32 mi3.11 mi2666+74117+6117+62594(Top 10%)104(Top 0.9%)104(Top 2%)
20K12.43 mi3.11 mi2544+122107+10107+102243(Top 8%)90(Top 0.8%)90(Top 2%)
Half13.11 mi0.68 mi2517+27103+4103+42282(Top 9%)90(Top 0.8%)90(Top 2%)
25K15.53 mi2.42 mi2373+14495+895+81703(Top 6%)72(Top 0.6%)72(Top 1%)
30K18.64 mi3.11 mi2150+22386+986+91420(Top 5%)61(Top 0.5%)61(Top 1%)
20M20.00 mi1.36 mi2066+8484+284+21333(Top 5%)62(Top 0.5%)62(Top 1%)
21M21.00 mi1.00 mi2004+6283+183+11429(Top 5%)66(Top 0.6%)66(Top 1%)
35K21.75 mi0.75 mi1969+3582+182+11397(Top 5%)72(Top 0.6%)72(Top 1%)
23M23.00 mi1.25 mi1923+4679+379+31796(Top 7%)91(Top 0.8%)91(Top 2%)
24M24.00 mi1.00 mi1886+3779791597(Top 6%)84(Top 0.7%)84(Top 2%)
40K24.85 mi0.85 mi1854+3280-180-11415(Top 5%)80(Top 0.7%)80(Top 2%)
25.2M25.20 mi0.35 mi1838+1680801538(Top 6%)87(Top 0.8%)87(Top 2%)
Finish26.22 mi1.02 mi1780+5879+179+11241(Top 5%)62(Top 0.5%)62(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2594

Females

104

F18-39

104

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2779

Females

120

F18-39

120

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2594

Females

104

F18-39

104

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2243

Females

90

F18-39

90

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2282

Females

90

F18-39

90

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1703

Females

72

F18-39

72

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1420

Females

61

F18-39

61

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1333

Females

62

F18-39

62

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1429

Females

66

F18-39

66

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1397

Females

72

F18-39

72

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1796

Females

91

F18-39

91

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1597

Females

84

F18-39

84

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1415

Females

80

F18-39

80

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1538

Females

87

F18-39

87

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1241

Females

62

F18-39

62

Passing Analysis

Category:
Athletes Passed
1257
Passed By
278
Net Change
+979
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2759
5K → 10K164145+19#2759#2740
10K → 15K11945+74#2740#2666
15K → 20K13816+122#2666#2544
20K → Half314+27#2544#2517
Half → 25K1484+144#2517#2373
25K → 30K2307+223#2373#2150
30K → 20M873+84#2150#2066
20M → 21M664+62#2066#2004
21M → 35K416+35#2004#1969
35K → 23M6115+46#1969#1923
23M → 24M458+37#1923#1886
24M → 40K4311+32#1886#1854
40K → 25.2M182+16#1854#1838
25.2M → Finish668+58#1838#1780
TOTALS1257278+979
📊

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