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BOSTON MARATHON 2023

Jennifer Jordan-Murray

Bib: 21800•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F50-54)
#0 / 1207
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:18
Rank: #15052
Start → 5K
25:18 | 8:09/mi
10K· 6.21 mi
50:04
Rank: #14808 (+244)
5K → 10K
24:46 | 7:58/mi
15K· 9.32 mi
1:15:10
Rank: #14862 (-54)
10K → 15K
25:06 | 8:05/mi
20K· 12.43 mi
1:41:17
Rank: #15257 (-395)
15K → 20K
26:07 | 8:24/mi
Half· 13.11 mi
1:46:51
Rank: #15261 (-4)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:07:37
Rank: #15464 (-203)
Half → 25K
20:46 | 8:34/mi
30K· 18.64 mi
2:35:20
Rank: #15708 (-244)
25K → 30K
27:43 | 8:55/mi
20M
2:47:53
Rank: #15859 (-151)
30K → 20M
12:33 | 9:14/mi
21M
2:58:23
Rank: #16149 (-290)
20M → 21M
10:30 | 10:30/mi
35K· 21.75 mi
3:05:00
Rank: #16189 (-40)
21M → 35K
6:37 | 8:51/mi
23M
3:16:21
Rank: #16180 (+9)
35K → 23M
11:21 | 9:04/mi
24M
3:25:11
Rank: #16178 (+2)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:33:17
Rank: #16257 (-79)
24M → 40K
8:06 | 9:28/mi
25.2M
3:37:01
Rank: #16361 (-104)
40K → 25.2M
3:44 | 10:50/mi
Finish· 26.22 mi
3:46:24
Rank: #16490 (-129)
25.2M → Finish
9:23 | 9:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:51
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time1:59:33
Pace9:07 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0825:188:0925:18
8:09
-
10K
6.21 mi11:42:5450:048:0324:46
7:58
-0:11
15K
9.32 mi12:08:001:15:108:0425:06
8:05
+0:07
20K
12.43 mi12:34:071:41:178:0926:07
8:24
+0:19
Half
13.11 mi12:39:411:46:518:095:34
8:10
-0:14
25K
15.53 mi13:00:272:07:378:1320:46
8:34
+0:24
30K
18.64 mi13:28:102:35:208:2027:43
8:55
+0:21
20M
20.00 mi13:40:432:47:538:2412:33
9:14
+0:19
21M
21.00 mi13:51:132:58:238:3010:30
10:30
+1:16
35K
21.75 mi13:57:503:05:008:306:37
8:51
-1:39
23M
23.00 mi14:09:113:16:218:3211:21
9:04
+0:13
24M
24.00 mi14:18:013:25:118:338:50
8:50
-0:14
40K
24.85 mi14:26:073:33:178:358:06
9:28
+0:38
25.2M
25.20 mi14:29:513:37:018:373:44
10:50
+1:22
Finish
26.22 mi14:39:143:46:248:389:23
9:12
-1:38

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

7:58 /mi

Average Pace

8:38 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:51

47% of race

Time at Steady Pace

1:37:13

43% of race

Time at Slower Pace

22:20

10% of race

Average Pace: 8:38 /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 mi11:18:0825:188:0925:18
8:09
#15052
10K
6.21 mi11:42:5450:048:0324:46
7:58
#14808
15K
9.32 mi12:08:001:15:108:0425:06
8:05
#14862
20K
12.43 mi12:34:071:41:178:0926:07
8:24
#15257
Half
13.11 mi12:39:411:46:518:095:34
8:10
#15261
25K
15.53 mi13:00:272:07:378:1320:46
8:34
#15464
30K
18.64 mi13:28:102:35:208:2027:43
8:55
#15708
20M
20.00 mi13:40:432:47:538:2412:33
9:14
#15859
21M
21.00 mi13:51:132:58:238:3010:30
10:30
#16149
35K
21.75 mi13:57:503:05:008:306:37
8:51
#16189
23M
23.00 mi14:09:113:16:218:3211:21
9:04
#16180
24M
24.00 mi14:18:013:25:118:338:50
8:50
#16178
40K
24.85 mi14:26:073:33:178:358:06
9:28
#16257
25.2M
25.20 mi14:29:513:37:018:373:44
10:50
#16361
Finish
26.22 mi14:39:143:46:248:389:23
9:12
#16490
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi150524677467715035(Top 56%)4701(Top 41%)4701(Top 389%)
10K6.21 mi3.10 mi14808+2444529+1484529+14814616(Top 55%)4432(Top 39%)4432(Top 367%)
15K9.32 mi3.11 mi14862-544575-464575-4615035(Top 56%)4701(Top 41%)4701(Top 389%)
20K12.43 mi3.11 mi15257-3954845-2704845-27016295(Top 61%)5531(Top 48%)5531(Top 458%)
Half13.11 mi0.68 mi15261-44852-74852-715580(Top 59%)5052(Top 44%)5052(Top 419%)
25K15.53 mi2.42 mi15464-2035006-1545006-15416603(Top 62%)5777(Top 51%)5777(Top 479%)
30K18.64 mi3.11 mi15708-2445195-1895195-18916772(Top 63%)5933(Top 52%)5933(Top 492%)
20M20.00 mi1.36 mi15859-1515318-1235318-12317722(Top 67%)6586(Top 58%)6586(Top 546%)
21M21.00 mi1.00 mi16149-2905504-1865504-18619601(Top 74%)7699(Top 67%)7699(Top 638%)
35K21.75 mi0.75 mi16189-405547-435547-4317192(Top 65%)6377(Top 56%)6377(Top 528%)
23M23.00 mi1.25 mi16180+95549-25549-216394(Top 62%)5966(Top 52%)5966(Top 494%)
24M24.00 mi1.00 mi16178+25563-145563-1416408(Top 62%)6028(Top 53%)6028(Top 499%)
40K24.85 mi0.85 mi16257-795628-655628-6518254(Top 69%)7074(Top 62%)7074(Top 586%)
25.2M25.20 mi0.35 mi16361-1045697-695697-6920042(Top 75%)8073(Top 71%)8073(Top 669%)
Finish26.22 mi1.02 mi16490-1295782-855782-8518964(Top 71%)7416(Top 65%)7416(Top 614%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15035

Females

4701

F50-54

4701

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14616

Females

4432

F50-54

4432

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15035

Females

4701

F50-54

4701

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16295

Females

5531

F50-54

5531

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15580

Females

5052

F50-54

5052

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16603

Females

5777

F50-54

5777

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16772

Females

5933

F50-54

5933

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17722

Females

6586

F50-54

6586

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

19601

Females

7699

F50-54

7699

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

17192

Females

6377

F50-54

6377

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16394

Females

5966

F50-54

5966

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16408

Females

6028

F50-54

6028

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18254

Females

7074

F50-54

7074

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

20042

Females

8073

F50-54

8073

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18964

Females

7416

F50-54

7416

Passing Analysis

Category:
Athletes Passed
1244
Passed By
2682
Net Change
-1438
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15052
5K → 10K434190+244#15052#14808
10K → 15K168222-54#14808#14862
15K → 20K81476-395#14862#15257
20K → Half3741-4#15257#15261
Half → 25K77280-203#15261#15464
25K → 30K100344-244#15464#15708
30K → 20M56207-151#15708#15859
20M → 21M21311-290#15859#16149
21M → 35K3878-40#16149#16189
35K → 23M9283+9#16189#16180
23M → 24M6664+2#16180#16178
24M → 40K41120-79#16178#16257
40K → 25.2M6110-104#16257#16361
25.2M → Finish27156-129#16361#16490
TOTALS12442682-1438
📊

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