Myron Zed Zlotnick
ID 220570
Born : 1964 Cat. M60 Ultrarunner since 1987 AUS
45
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
48
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
2
Countries visited ?AUSAustraliaRSASouth Africa
74,0%
Rank quotient ?This runner's calculation uses 50 eligible race(s): Σ(rank − 1) = 55 753; Σ finishers = 75 392. 55 753 / 75 392 × 100 = 73.95%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed50
Km — ultra races3 706 km
> 100 km7
> 160 km6
> 200 km2
> 24h9
> 48h6
Longest race240,0 km
Coast to Kosci Ultramarathon — 2/12/2022

Km per year (ultra races)

691
6 races
2022
691
7 races
2023
363
5 races
2024
326
4 races
2025
139
2 races
2026

Race types (share of distance)

Road43,6%
Trail49,7%
Elim.6,7%

Records

50 km5h17'01100 km17h42'1750 mi12h38'1512 h89,60 km48 h205,61 kmBackyard15 loops

HISTORY

51 race(s) · 9 split(s) nested
DateRacePerf.Rk
2026
04.07 12h AUSSouthern Sydney Track Ultra - 12h 89.603 km13
16.05 49km AUS13th Ultra-Trail Australia by UTMB - UTA50 9:44:09 h1635
2025
06.09 45km AUSSix Foot Track 6:32:49 h561
21.03 48h AUS8th Sri Chinmoy 48 Hour Track Festival Canberra - 48h Race 182.419 km13
15.03 Backyard Ultra AUSI’m Still Standing Sydney 46.942 km (7h)100
22.02 51.6km AUSUltra Trail Run Australia - UTRA50 8:38:11 h90
2024
14.12 12h AUSNarrabeen Allnighter 12 hours Trail 79.116 km38
26.10 80km AUSBondi to Manly Ultra 13:31:13 h589
05.10 Backyard Ultra AUS2nd Sydney's Backyard Ultra 53.648 km (8h)206
24.08 50km AUSSydney Ultra Marathon SUM50 8:55:47 h110
16.03 Backyard Ultra AUSI’m Still Standing Sydney 100.590 km (15h)38
2023
09.12 12h AUSNarrabeen Allnighter 12 hours Trail 79.115 km25
28.10 80km AUSBondi to Manly Ultra 13:29:26 h466
30.09 Backyard Ultra AUS1st Bricks Backyard Ultra 46.942 km (7h)82
09.06 48h AUSSouthern Sydney 24 Hour Ultra - 48h 184.820 km10
13.05 50km AUS10th Ultra-Trail Australia 50 km 10:11:38 h1494
24.03 48h AUS7th Sri Chinmoy 48 Hour Track Festival Canberra - 48h Race 205.607 km13
11.03 45km AUSSix Foot Track 6:45:31 h798
2022
02.12 240km AUSCoast to Kosci Ultramarathon 45:13:45 h38
05.11 80km AUSBondi to Manly Ultra 12:38:15 h311
29.10 50km AUS9th Ultra-Trail Australia 50 km 7:53:42 h997
06.08 45km AUSJabulani Challenge 45km 7:38:04 h175
02.07 100km AUSLakes Trail Festival 100km 17:42:17 h29
03.06 48h AUSSouthern Sydney 24 Hour Ultra - 48h 176.035 km14
2021
11.12 12h AUSNarrabeen Allnighter 12 hours Trail 79.116 km48
07.11 50km AUS12th Marysville 50km Ultramarathon 8:35:37 h33
2019
18.05 50km AUS7th Ultra-Trail Australia 50 km 9:45:47 h1606
09.03 45km AUS35th Six Foot Track 6:44:16 h814
2018
10.03 45km AUS34th Six Foot Track 6:26:57 h754
2017
11.03 45km AUS33rd Six Foot Track 6:35:40 h773
2016
12.03 45km AUS32nd Six Foot Track 6:35:25 h723
2015
14.03 45km AUS31st Six Foot Track 6:35:54 h812
2014
03.08 50km AUS4th Centennial Park Ultra 50 km 5:17:01 h24
08.03 45km AUS30th Six Foot Track 6:25:18 h766
2013
15.09 50km AUS3rd Centennial Park Ultra 50 km 5:47:45 h54
09.03 45km AUS29th Six Foot Track 6:22:36 h649
2011
12.03 45km AUS28th Six Foot Track 6:07:08 h614
2010
13.03 45km AUS27th Six Foot Track 5:52:50 h535
2009
08.03 45km AUS26th Six Foot Track 6:07:11 h602
2008
08.03 45km AUS25th Six Foot Track 6:15:00 h634
2007
20.05 45km AUS3rd The Great Ocean Road Int. Marathon 4:58:20 h315
10.03 45km AUS24th Six Foot Track 6:24:49 h618
1999
03.04 56km RSA30th Two Oceans Marathon 6:09:38 h6288
1998
11.04 56km RSA29th Two Oceans Marathon 5:57:34 h6400
1995
20.05 89km RSA70th Comrades Marathon - Down Run 10:37:39 h7707
1989
31.05 89km RSA64th Comrades Marathon - Down Run 10:26:56 h7668
25.03 56km RSA20th Two Oceans Marathon 5:26:51 h3439
1988
02.04 56km RSA19th Two Oceans Marathon 4:58:23 h2133
1987
18.04 56km RSA18th Two Oceans Marathon 5:36:46 h3940
Unknown date
— 48h AUSSouthern Sydney Track Ultra - 48h 173.250 km9
— 100mi AUSSouthern Sydney Track Ultra - 48h - 100mi Split 41:18:46 h9