Jaci Griffin

Bib: 22751F

WI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
Masters (Masters Women)
#0 / 6539
Top 38%
Division (F45-49)
#0 / 1817
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:25
Rank: #19595
Start5K
27:25 | 8:49/mi
10K· 6.21 mi
54:43
Rank: #19714 (-119)
5K10K
27:18 | 8:47/mi
15K· 9.32 mi
1:21:07
Rank: #19057 (+657)
10K15K
26:24 | 8:30/mi
20K· 12.43 mi
1:47:41
Rank: #18608 (+449)
15K20K
26:34 | 8:33/mi
Half· 13.11 mi
1:53:28
Rank: #18554 (+54)
20KHalf
5:47 | 8:29/mi
25K· 15.53 mi
2:13:58
Rank: #18101 (+453)
Half25K
20:30 | 8:27/mi
30K· 18.64 mi
2:40:27
Rank: #17407 (+694)
25K30K
26:29 | 8:31/mi
20M
2:51:56
Rank: #17110 (+297)
30K20M
11:29 | 8:27/mi
21M
3:00:51
Rank: #16879 (+231)
20M21M
8:55 | 8:55/mi
35K· 21.75 mi
3:07:05
Rank: #16763 (+116)
21M35K
6:14 | 8:20/mi
23M
3:17:46
Rank: #16582 (+181)
35K23M
10:41 | 8:32/mi
24M
3:26:01
Rank: #16414 (+168)
23M24M
8:15 | 8:15/mi
40K· 24.85 mi
3:33:10
Rank: #16236 (+178)
24M40K
7:09 | 8:22/mi
25.2M
3:36:13
Rank: #16173 (+63)
40K25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:44:31
Rank: #16057 (+116)
25.2MFinish
8:18 | 8:09/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:53:28
Pace8:39 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:51:03
Pace8:28 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0027:258:4927:25
8:49
-
10K
6.21 mi11:51:1854:438:4827:18
8:47
-0:02
15K
9.32 mi12:17:421:21:078:4226:24
8:30
-0:17
20K
12.43 mi12:44:161:47:418:4026:34
8:33
+0:03
Half
13.11 mi12:50:031:53:288:395:47
8:29
-0:04
25K
15.53 mi13:10:332:13:588:3720:30
8:27
-0:02
30K
18.64 mi13:37:022:40:278:3626:29
8:31
+0:04
20M
20.00 mi13:48:312:51:568:3611:29
8:27
-0:04
21M
21.00 mi13:57:263:00:518:378:55
8:55
+0:28
35K
21.75 mi14:03:403:07:058:366:14
8:20
-0:35
23M
23.00 mi14:14:213:17:468:3610:41
8:32
+0:12
24M
24.00 mi14:22:363:26:018:358:15
8:15
-0:17
40K
24.85 mi14:29:453:33:108:357:09
8:22
+0:07
25.2M
25.20 mi14:32:483:36:138:353:03
8:51
+0:29
Finish
26.22 mi14:41:063:44:318:348:18
8:09
-0:42

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

8:09 /mi

Average Pace

8:34 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:50

70% of race

Time at Steady Pace

1:06:41

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:34 /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 mi11:24:0027:258:4927:25
8:49
#19595
10K
6.21 mi11:51:1854:438:4827:18
8:47
#19714
15K
9.32 mi12:17:421:21:078:4226:24
8:30
#19057
20K
12.43 mi12:44:161:47:418:4026:34
8:33
#18608
Half
13.11 mi12:50:031:53:288:395:47
8:29
#18554
25K
15.53 mi13:10:332:13:588:3720:30
8:27
#18101
30K
18.64 mi13:37:022:40:278:3626:29
8:31
#17407
20M
20.00 mi13:48:312:51:568:3611:29
8:27
#17110
21M
21.00 mi13:57:263:00:518:378:55
8:55
#16879
35K
21.75 mi14:03:403:07:058:366:14
8:20
#16763
23M
23.00 mi14:14:213:17:468:3610:41
8:32
#16582
24M
24.00 mi14:22:363:26:018:358:15
8:15
#16414
40K
24.85 mi14:29:453:33:108:357:09
8:22
#16236
25.2M
25.20 mi14:32:483:36:138:353:03
8:51
#16173
Finish
26.22 mi14:41:063:44:318:348:18
8:09
#16057
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi195957571757117797(Top 67%)6383(Top 56%)6383(Top 351%)
10K6.21 mi3.10 mi19714-1197596-257596-2519862(Top 75%)7614(Top 67%)7614(Top 419%)
15K9.32 mi3.11 mi19057+6577165+4317165+43117797(Top 67%)6383(Top 56%)6383(Top 351%)
20K12.43 mi3.11 mi18608+4496871+2946871+29417181(Top 65%)6035(Top 53%)6035(Top 332%)
Half13.11 mi0.68 mi18554+546836+356836+3517596(Top 66%)6233(Top 55%)6233(Top 343%)
25K15.53 mi2.42 mi18101+4536591+2456591+24515946(Top 60%)5411(Top 47%)5411(Top 298%)
30K18.64 mi3.11 mi17407+6946195+3966195+39614489(Top 54%)4622(Top 40%)4622(Top 254%)
20M20.00 mi1.36 mi17110+2976036+1596036+15913371(Top 50%)4062(Top 36%)4062(Top 224%)
21M21.00 mi1.00 mi16879+2315913+1235913+12312977(Top 49%)3941(Top 35%)3941(Top 217%)
35K21.75 mi0.75 mi16763+1165859+545859+5414347(Top 54%)4764(Top 42%)4764(Top 262%)
23M23.00 mi1.25 mi16582+1815780+795780+7913468(Top 51%)4331(Top 38%)4331(Top 238%)
24M24.00 mi1.00 mi16414+1685701+795701+7912992(Top 49%)4144(Top 36%)4144(Top 228%)
40K24.85 mi0.85 mi16236+1785615+865615+8612529(Top 47%)3970(Top 35%)3970(Top 218%)
25.2M25.20 mi0.35 mi16173+635581+345581+3411728(Top 44%)3624(Top 32%)3624(Top 199%)
Finish26.22 mi1.02 mi16057+1165522+595522+5913108(Top 49%)4277(Top 37%)4277(Top 235%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17797

Females

6383

F45-49

6383

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

19862

Females

7614

F45-49

7614

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17797

Females

6383

F45-49

6383

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17181

Females

6035

F45-49

6035

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

17596

Females

6233

F45-49

6233

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15946

Females

5411

F45-49

5411

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14489

Females

4622

F45-49

4622

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13371

Females

4062

F45-49

4062

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12977

Females

3941

F45-49

3941

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14347

Females

4764

F45-49

4764

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13468

Females

4331

F45-49

4331

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12992

Females

4144

F45-49

4144

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12529

Females

3970

F45-49

3970

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11728

Females

3624

F45-49

3624

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13108

Females

4277

F45-49

4277

Passing Analysis

Category:
Athletes Passed
4026
Passed By
488
Net Change
+3538
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19595
5K10K253372-119#19595#19714
10K15K68528+657#19714#19057
15K20K46516+449#19057#18608
20KHalf6410+54#18608#18554
Half25K4552+453#18554#18101
25K30K6951+694#18101#17407
30K20M2981+297#17407#17110
20M21M2354+231#17110#16879
21M35K1193+116#16879#16763
35K23M19413+181#16763#16582
23M24M17810+168#16582#16414
24M40K1813+178#16414#16236
40K25.2M674+63#16236#16173
25.2MFinish13721+116#16173#16057
TOTALS4026488+3538
📊

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