1. Route: SFO-SIN (UA1)
2. Date: 08/30/2022
3. Fare class: Purchased L, instant buy up to R
4. Y-O, Y-J, O-J (O=PremiumPlus), J-F (for LH/NH): L->R->PZ
5. # of PlusPoints: 30
6. How many days/weeks in advance ticket was purchased: 4 weeks
7. How many hours/days/weeks before departure did upgrade clear: 24 hours
But.... UA1 on 8/30/2022 was CX for MX :-( Never got to fly this.