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BOSTON MARATHON 2023

Adina Downing

Bib: 16877•F

RI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 37%
Masters (Masters Women)
#0 / 6539
Top 24%
Division (F40-44)
#0 / 1878
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:55
Rank: #16438
Start → 5K
8:21/mi
25:55 split
10K· 6.21 mi
52:34
Rank: #17635 (-1197)
5K → 10K
8:35/mi
26:39 split
15K· 9.32 mi
1:18:45
Rank: #17512 (+123)
10K → 15K
8:26/mi
26:11 split
20K· 12.43 mi
1:45:00
Rank: #17246 (+266)
15K → 20K
8:27/mi
26:15 split
Half· 13.11 mi
1:50:43
Rank: #17230 (+16)
20K → Half
8:23/mi
5:43 split
25K· 15.53 mi
2:10:33
Rank: #16758 (+472)
Half → 25K
8:11/mi
19:50 split
30K· 18.64 mi
2:36:08
Rank: #15982 (+776)
25K → 30K
8:14/mi
25:35 split
20M
2:47:26
Rank: #15684 (+298)
30K → 20M
8:19/mi
11:18 split
21M
2:55:55
Rank: #15370 (+314)
20M → 21M
8:29/mi
8:29 split
35K· 21.75 mi
3:01:49
Rank: #15215 (+155)
21M → 35K
7:53/mi
5:54 split
23M
3:11:57
Rank: #14960 (+255)
35K → 23M
8:06/mi
10:08 split
24M
3:19:20
Rank: #14620 (+340)
23M → 24M
7:23/mi
7:23 split
40K· 24.85 mi
3:25:58
Rank: #14390 (+230)
24M → 40K
7:45/mi
6:38 split
25.2M
3:28:48
Rank: #14271 (+119)
40K → 25.2M
8:13/mi
2:50 split
Finish· 26.22 mi
3:36:05
Rank: #13932 (+339)
25.2M → Finish
7:09/mi
7:17 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:50:43
Pace8:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:22
Pace8:02 /mi
📊Negative Split: 4.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4225:558:2125:55
8:21
-
10K
6.21 mi11:49:2152:348:2826:39
8:35
+0:14
15K
9.32 mi12:15:321:18:458:2726:11
8:26
-0:09
20K
12.43 mi12:41:471:45:008:2726:15
8:27
+0:01
Half
13.11 mi12:47:301:50:438:275:43
8:23
-0:04
25K
15.53 mi13:07:202:10:338:2419:50
8:11
-0:12
30K
18.64 mi13:32:552:36:088:2325:35
8:14
+0:03
20M
20.00 mi13:44:132:47:268:2211:18
8:19
+0:05
21M
21.00 mi13:52:422:55:558:238:29
8:29
+0:10
35K
21.75 mi13:58:363:01:498:225:54
7:53
-0:36
23M
23.00 mi14:08:443:11:578:2110:08
8:06
+0:13
24M
24.00 mi14:16:073:19:208:187:23
7:23
-0:43
40K
24.85 mi14:22:453:25:588:176:38
7:45
+0:22
25.2M
25.20 mi14:25:353:28:488:172:50
8:13
+0:28
Finish
26.22 mi14:32:523:36:058:157:17
7:09
-1:04

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

7:09 /mi

Average Pace

8:15 /mi

Slowest Pace

8:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:12

13% of race

Time at Steady Pace

2:07:30

59% of race

Time at Slower Pace

1:01:23

28% of race

Average Pace: 8:14 /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 mi11:22:4225:558:2125:55
8:21
#16438
10K
6.21 mi11:49:2152:348:2826:39
8:35
#17635
15K
9.32 mi12:15:321:18:458:2726:11
8:26
#17512
20K
12.43 mi12:41:471:45:008:2726:15
8:27
#17246
Half
13.11 mi12:47:301:50:438:275:43
8:23
#17230
25K
15.53 mi13:07:202:10:338:2419:50
8:11
#16758
30K
18.64 mi13:32:552:36:088:2325:35
8:14
#15982
20M
20.00 mi13:44:132:47:268:2211:18
8:19
#15684
21M
21.00 mi13:52:422:55:558:238:29
8:29
#15370
35K
21.75 mi13:58:363:01:498:225:54
7:53
#15215
23M
23.00 mi14:08:443:11:578:2110:08
8:06
#14960
24M
24.00 mi14:16:073:19:208:187:23
7:23
#14620
40K
24.85 mi14:22:453:25:588:176:38
7:45
#14390
25.2M
25.20 mi14:25:353:28:488:172:50
8:13
#14271
Finish
26.22 mi14:32:523:36:058:157:17
7:09
#13932
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi164385558555817317(Top 65%)6111(Top 53%)6111(Top 325%)
10K6.21 mi3.10 mi17635-11976304-7466304-74618717(Top 70%)6904(Top 60%)6904(Top 368%)
15K9.32 mi3.11 mi17512+1236220+846220+8417317(Top 65%)6111(Top 53%)6111(Top 325%)
20K12.43 mi3.11 mi17246+2666075+1456075+14516534(Top 62%)5662(Top 50%)5662(Top 301%)
Half13.11 mi0.68 mi17230+166063+126063+1217004(Top 64%)5883(Top 52%)5883(Top 313%)
25K15.53 mi2.42 mi16758+4725804+2595804+25914105(Top 53%)4289(Top 38%)4289(Top 228%)
30K18.64 mi3.11 mi15982+7765361+4435361+44312589(Top 47%)3519(Top 31%)3519(Top 187%)
20M20.00 mi1.36 mi15684+2985196+1655196+16512481(Top 47%)3574(Top 31%)3574(Top 190%)
21M21.00 mi1.00 mi15370+3145040+1565040+15610435(Top 39%)2606(Top 23%)2606(Top 139%)
35K21.75 mi0.75 mi15215+1554959+814959+8111376(Top 43%)3083(Top 27%)3083(Top 164%)
23M23.00 mi1.25 mi14960+2554808+1514808+15110463(Top 39%)2757(Top 24%)2757(Top 147%)
24M24.00 mi1.00 mi14620+3404629+1794629+1796996(Top 26%)1291(Top 11%)1291(Top 69%)
40K24.85 mi0.85 mi14390+2304511+1184511+1188442(Top 32%)1932(Top 17%)1932(Top 103%)
25.2M25.20 mi0.35 mi14271+1194449+624449+627909(Top 30%)1821(Top 16%)1821(Top 97%)
Finish26.22 mi1.02 mi13932+3394253+1964253+1966140(Top 23%)1122(Top 10%)1122(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

17317

Females

6111

F40-44

6111

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18717

Females

6904

F40-44

6904

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

17317

Females

6111

F40-44

6111

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16534

Females

5662

F40-44

5662

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

17004

Females

5883

F40-44

5883

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14105

Females

4289

F40-44

4289

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12589

Females

3519

F40-44

3519

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12481

Females

3574

F40-44

3574

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10435

Females

2606

F40-44

2606

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11376

Females

3083

F40-44

3083

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10463

Females

2757

F40-44

2757

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

6996

Females

1291

F40-44

1291

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8442

Females

1932

F40-44

1932

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7909

Females

1821

F40-44

1821

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6140

Females

1122

F40-44

1122

Passing Analysis

Category:
Athletes Passed
3973
Passed By
1467
Net Change
+2506
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16438
5K → 10K491246-1197#16438#17635
10K → 15K264141+123#17635#17512
15K → 20K31650+266#17512#17246
20K → Half3923+16#17246#17230
Half → 25K4742+472#17230#16758
25K → 30K7782+776#16758#15982
30K → 20M3002+298#15982#15684
20M → 21M3140+314#15684#15370
21M → 35K1561+155#15370#15215
35K → 23M2550+255#15215#14960
23M → 24M3400+340#14960#14620
24M → 40K2300+230#14620#14390
40K → 25.2M1190+119#14390#14271
25.2M → Finish3390+339#14271#13932
TOTALS39731467+2506
📊

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