# Movies Made Using Common Envelope Simulation Output

The relevant references for these movies are:

Paper I: Chamandy+2018 "Accretion in Common Envelope Evolution"

Paper II: Chamandy+2019a "Energy Budget and Core-Envelope Motion in Common Envelope Evolution"

Paper III: Chamandy+2019b "How Drag Force Evolves in Global Common Envelope Simulations"

Units on colorbars are CGS (except for in some cases where dimensionless units are used).

## Density (zoomed in) in lab frame

Face-on density (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on density (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on density (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

## Movies corresponding to figures in Paper III (for Model A and Models B and C of Paper III). Companion (particle 2) at center of frame, red giant core (particle 1) located on -y axis.

**Figure 6 first row—-face-on force density on particle 2 in rest frame of particle 1 in dyn/cm ^{3} (contours equal to values on colorbar, blue arrow shows velocity of particle 2 in rest frame of particle 1, black arrow shows net force on particle 2 in rest frame of particle 1):**

Face-on force density (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on force density (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on force density (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 6 second row—-face-on density normalized to value at radius r=a(t) of initial envelope profile. Vectors show velocity field projected in orbital plane in co-orbiting and co-rotating rest frame of particle 2:**

Face-on normalized density (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on normalized density (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on normalized density (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 6 third row—-face-on Mach number in co-orbiting and co-rotating reference frame of particle 2:**

Face-on Mach number (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on Mach number (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on Mach number (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 6 fourth row—-face-on tangential velocity (with respect to particle 1) normalized to value calculated assuming a circular orbit at radius r=a(t) and density profile of initial envelope (assumed non-rotating). Vectors show velocity field projected in orbital plane in co-orbiting and co-rotating rest frame of particle 2:**

Face-on normalized tangential velocity (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on normalized tangential velocity (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on normalized tangential velocity (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 6 fifth row—-face-on sound speed (with respect to particle 1) normalized to value at radius r=a(t) of initial envelope profile. Vectors show velocity field projected in orbital plane in co-orbiting and co-rotating rest frame of particle 2:**

Face-on normalized sound speed (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on normalized sound speed (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on normalized sound speed (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

## Movies corresponding to figures in Paper II (for Model A and Models B and C of Paper III)

Movies are in the lab (~system CM) reference frame with the CM of the particles located at the center of the frame.

**Figure 3 top row—-face-on normalized gas binding energy (red means unbound, blue means bound, yellow is density contours, vectors show velocity):**

Face-on normalized energy (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on normalized energy (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on normalized energy (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 3 second from top row—-face-on normalized gas kinetic energy (magenta means thermal energy dominates, green means bulk KE dominates, yellow is density contours, vectors show velocity):**

Face-on normalized kinetic energy (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on normalized kinetic energy (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on normalized kinetic energy (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

## Movies corresponding to figures in Paper I (for Model A and Models B and C of Paper III and Model B of Paper I)

Movies are in the reference **frame corotating about the secondary** with the instantaneous orbital angular speed of the particles, and with the secondary at the center.

**Figure 1/Figure 2—-face-on density in units of g cm ^{-3}:**

Face-on density (Model A: No subgrid accretion, M2 = 1 Msun)

Face-on density (Model IB: Subgrid accretion, M2 = 1 Msun)

Face-on density (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Face-on density (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 4 top panel—-edge-on density in units of g cm ^{-3}:**

Edge-on density (Model A: No subgrid accretion, M2 = 1 Msun)

Edge-on density (Model IB: Subgrid accretion, M2 = 1 Msun)

Edge-on density (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Edge-on density (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 4 bottom panel—-edge-on density, zoomed in, in units of g cm ^{-3}:**

Edge-on density (zoomed in) (Model A: No subgrid accretion, M2 = 1 Msun)

Edge-on density (zoomed in) (Model IB: Subgrid accretion, M2 = 1 Msun)

Edge-on density (zoomed in) (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Edge-on density (zoomed in) (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Figure 6—-flow around companion, tangential velocity in rest frame of companion, corotating with particle orbit, normalized to Keplerian value (vectors show velocity):**

Tangential velocity with velocity vectors (Model A: No subgrid accretion, M2 = 1 Msun)

Tangential velocity with velocity vectors (Model IB: Subgrid accretion, M2 = 1 Msun)

Tangential velocity with velocity vectors (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Tangential velocity with velocity vectors (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

**Extra Movies**
Temperature (Model A: No subgrid accretion, M2 = 1 Msun)

Temperature (Model IB: Subgrid accretion, M2 = 1 Msun)

Temperature (Model IIIB: No subgrid accretion, M2 = 0.5 Msun)

Temperature (Model IIIC: No subgrid accretion, M2 = 0.25 Msun)

Sound speed (Model A: No subgrid accretion, M2 = 1 Msun)

Sound speed (Model IB: Subgrid accretion, M2 = 1 Msun)

Mach, lab frame (Model A: No subgrid accretion, M2 = 1 Msun)

Mach, lab frame (Model IB: Subgrid accretion, M2 = 1 Msun)

Mach, frame corotating about secondary (Model A: No subgrid accretion, M2 = 1 Msun)

Mach, frame corotating about secondary (Model IB: Subgrid accretion, M2 = 1 Msun)

**Side-by-side comparison of Model A (left) and Model IB (right) from Paper I**
Face-on density in cgs

Edge-on density in cgs

Edge-on density in cgs, zoomed

Tangential velocity, as above

Temperature, in K

Sound speed, in km/s

Mach number in lab frame

Mach number in frame corotating about secondary

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