Maneuver burn start time is offset in FC after short timewarp

[Gordon-Dry]

The starting time of the manuever burn is no more the same as shown in KER / BetterBurnTime after a short timewarp.

Physics timewarp, in LEO.

[KSP-TaxiService]

Please help to provide the reproduction steps and RT & KSP versions per guide.

[Gordon-Dry]

O.S: Windows 10 Pro 64-bit (version 1803 build 17134.320) KSP: 1.4.5 64 bits Problem: The starting time of the manuever burn is no more the same as shown in KER / BetterBurnTime after a short timewarp.

Reproduction steps: Launch KSP, use the "Gemini 7.craft" file from the .7z linked below, launch it on Earth to 250 km circular orbit using MechJeb 804 OR launch it to apogee 250km, create a circularization maneuver and let RT do the burn (quick clicking needed, the burn starts at about 50 seconds after the launch burn ended).

Logs: https://www.dropbox.com/s/bhrz3bhiyrcd9nd/2018-10-09_1%20KSP.log%20and%20stuff.7z?dl=1

Installed Mods: https://pastebin.com/C2GAW70u

Persistent save: see above link

Screenshot: none

Additional notes: This could be related: https://github.com/MuMech/MechJeb2/issues/1049

[Gordon-Dry]

At the end of that session I had a huge exception spam about planting a flag ... https://forum.kerbalspaceprogram.com/index.php?/topic/178829-plant-flag-on-earth-explosion-sound-no-controls-log-spam/

[KSP-TaxiService]

Eh, I thought I fixed the issue of FC commands executing too early (#661) in the last version.

On KSP 1.5 and latest RT, BDB (develop) & B9 mods, I tested both Burn and Exec Node. After wrapping short/long, they start at the precise time as KER would say. Burn Exec Node

Seem the commands are working fine. How about your side?