OptionVotes
NO
YES
1310
757
OptionProbability
2027
2028
2026
Other
2029
2030
2031
2025
37
19
15
10
8
6
4
2
1320
1054
948
1295
850
34
17
16
13
11
1
The cesium 133 F=3 <-> F=4 hyperfine microwave transition (no change)
Any system based on weighted averages of uncertainty or timekeeping contributions
The strontium 87 1S0 <-> 3P0 optical transition
The ytterbium 171 1S0 <-> 3P0 optical transition
Any other optical transition in ions
Any other optical transition in neutral atoms
The thorium 229 metastable nuclear optical transition (any realization)
39
22
12
5
329
275