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BOSTON MARATHON 2023

Ariane Arndt

Bib: 9863•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:41
Rank: #10748
Start → 5K
23:41 | 7:37/mi
10K· 6.21 mi
47:23
Rank: #11148 (-400)
5K → 10K
23:42 | 7:38/mi
15K· 9.32 mi
1:10:53
Rank: #10964 (+184)
10K → 15K
23:30 | 7:34/mi
20K· 12.43 mi
1:34:14
Rank: #10549 (+415)
15K → 20K
23:21 | 7:31/mi
Half· 13.11 mi
1:39:15
Rank: #10469 (+80)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:57:32
Rank: #10197 (+272)
Half → 25K
18:17 | 7:32/mi
30K· 18.64 mi
2:22:23
Rank: #10280 (-83)
25K → 30K
24:51 | 8:00/mi
20M
2:32:49
Rank: #10085 (+195)
30K → 20M
10:26 | 7:41/mi
21M
2:40:50
Rank: #9885 (+200)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:46:17
Rank: #9756 (+129)
21M → 35K
5:27 | 7:17/mi
23M
2:55:41
Rank: #9521 (+235)
35K → 23M
9:24 | 7:30/mi
24M
3:03:02
Rank: #9354 (+167)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:09:17
Rank: #9170 (+184)
24M → 40K
6:15 | 7:19/mi
25.2M
3:11:53
Rank: #9081 (+89)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:18:41
Rank: #8797 (+284)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:26
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3123:417:3723:41
7:37
-
10K
6.21 mi11:13:1347:237:3823:42
7:38
+0:01
15K
9.32 mi11:36:431:10:537:3623:30
7:34
-0:04
20K
12.43 mi12:00:041:34:147:3523:21
7:31
-0:03
Half
13.11 mi12:05:051:39:157:345:01
7:21
-0:10
25K
15.53 mi12:23:221:57:327:3418:17
7:32
+0:11
30K
18.64 mi12:48:132:22:237:3824:51
8:00
+0:28
20M
20.00 mi12:58:392:32:497:3810:26
7:41
-0:19
21M
21.00 mi13:06:402:40:507:408:01
8:01
+0:20
35K
21.75 mi13:12:072:46:177:395:27
7:17
-0:44
23M
23.00 mi13:21:312:55:417:389:24
7:30
+0:13
24M
24.00 mi13:28:523:03:027:387:21
7:21
-0:09
40K
24.85 mi13:35:073:09:177:376:15
7:19
-0:02
25.2M
25.20 mi13:37:433:11:537:372:36
7:32
+0:13
Finish
26.22 mi13:44:313:18:417:356:48
6:40
-0:52

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

6:40 /mi

Average Pace

7:35 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:52

16% of race

Time at Steady Pace

2:14:57

68% of race

Time at Slower Pace

32:52

17% of race

Average Pace: 7:35 /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 mi10:49:3123:417:3723:41
7:37
#10748
10K
6.21 mi11:13:1347:237:3823:42
7:38
#11148
15K
9.32 mi11:36:431:10:537:3623:30
7:34
#10964
20K
12.43 mi12:00:041:34:147:3523:21
7:31
#10549
Half
13.11 mi12:05:051:39:157:345:01
7:21
#10469
25K
15.53 mi12:23:221:57:327:3418:17
7:32
#10197
30K
18.64 mi12:48:132:22:237:3824:51
8:00
#10280
20M
20.00 mi12:58:392:32:497:3810:26
7:41
#10085
21M
21.00 mi13:06:402:40:507:408:01
8:01
#9885
35K
21.75 mi13:12:072:46:177:395:27
7:17
#9756
23M
23.00 mi13:21:312:55:417:389:24
7:30
#9521
24M
24.00 mi13:28:523:03:027:387:21
7:21
#9354
40K
24.85 mi13:35:073:09:177:376:15
7:19
#9170
25.2M
25.20 mi13:37:433:11:537:372:36
7:32
#9081
Finish
26.22 mi13:44:313:18:417:356:48
6:40
#8797
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi107482196219610713(Top 40%)2182(Top 19%)2182(Top 45%)
10K6.21 mi3.10 mi11148-4002403-2072403-20711584(Top 44%)2639(Top 23%)2639(Top 54%)
15K9.32 mi3.11 mi10964+1842315+882315+8810713(Top 40%)2182(Top 19%)2182(Top 45%)
20K12.43 mi3.11 mi10549+4152097+2182097+2189444(Top 35%)1666(Top 15%)1666(Top 34%)
Half13.11 mi0.68 mi10469+802055+422055+429087(Top 34%)1511(Top 13%)1511(Top 31%)
25K15.53 mi2.42 mi10197+2721949+1061949+1069096(Top 34%)1589(Top 14%)1589(Top 33%)
30K18.64 mi3.11 mi10280-832040-912040-9110908(Top 41%)2585(Top 23%)2585(Top 53%)
20M20.00 mi1.36 mi10085+1951965+751965+758049(Top 30%)1424(Top 12%)1424(Top 29%)
21M21.00 mi1.00 mi9885+2001893+721893+727478(Top 28%)1309(Top 11%)1309(Top 27%)
35K21.75 mi0.75 mi9756+1291848+451848+457084(Top 27%)1137(Top 10%)1137(Top 23%)
23M23.00 mi1.25 mi9521+2351775+731775+736491(Top 24%)992(Top 9%)992(Top 20%)
24M24.00 mi1.00 mi9354+1671735+401735+406764(Top 25%)1186(Top 10%)1186(Top 24%)
40K24.85 mi0.85 mi9170+1841688+471688+475563(Top 21%)839(Top 7%)839(Top 17%)
25.2M25.20 mi0.35 mi9081+891654+341654+344193(Top 16%)519(Top 5%)519(Top 11%)
Finish26.22 mi1.02 mi8797+2841560+941560+943403(Top 13%)352(Top 3%)352(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10713

Females

2182

F18-39

2182

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11584

Females

2639

F18-39

2639

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10713

Females

2182

F18-39

2182

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9444

Females

1666

F18-39

1666

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9087

Females

1511

F18-39

1511

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9096

Females

1589

F18-39

1589

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10908

Females

2585

F18-39

2585

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8049

Females

1424

F18-39

1424

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7478

Females

1309

F18-39

1309

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7084

Females

1137

F18-39

1137

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6491

Females

992

F18-39

992

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6764

Females

1186

F18-39

1186

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5563

Females

839

F18-39

839

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4193

Females

519

F18-39

519

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3403

Females

352

F18-39

352

Passing Analysis

Category:
Athletes Passed
2897*
Passed By
946
Net Change
+1951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10748
5K → 10K150550-400#10748#11148
10K → 15K27894+184#11148#10964
15K → 20K44328+415#10964#10549
20K → Half866+80#10549#10469
Half → 25K29119+272#10469#10197
25K → 30K129212-83#10197#10280
30K → 20M203*8+195#10280#10085
20M → 21M211*11+200#10085#9885
21M → 35K1312+129#9885#9756
35K → 23M2405+235#9756#9521
23M → 24M1769+167#9521#9354
24M → 40K1862+184#9354#9170
40K → 25.2M890+89#9170#9081
25.2M → Finish2840+284#9081#8797
TOTALS2897*946+1951

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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