Atmos Bubble and boom! Index measured, not opinion

Ad Astra (2019)

DEMO 4.9 · BUBBLE 3.2 · BOOM 7.6 (with BEQ 8.1). Bass measured on the disc, Atmos. Directed by James Gray. Drama, Science Fiction.

Ad Astra (2019) poster
Front
52%
L63%
52%
R64%
100%
C80%
LFE
18%
LFE20%
Surround
24%
Ls43%
23%
Rs43%
16%
Lrs41%
15%
Rrs40%
Wide
off
Lw 
off
Rw 
Height
off
Ltf 
off
Rtf 
16%
Ltm31%
16%
Rtm31%
off
Ltr 
off
Rtr 

Bar and top figure — level against the film’s most active channel. Bottom figure — share of the runtime the channel carries signal.

DEMO
4.9 / 10
Bubble
3.2 / 10
Boom, as released
7.6 / 10
Boom with BEQ
8.1 / 10
Measured release
Disc · Atmos · chart by aron7awol
Deep bass peak, 10–30 Hz
-18.3 dBFS · with BEQ -16.6
Depth, 10–20 vs 30–60 Hz
-4.5 dB · with BEQ -1.9
Average level, 10–30 Hz
-44.4 dBFS · with BEQ -42.7
Minutes of deep bass
36 min · with BEQ 38 min at ≥ −30 dBFS
Sub-bass warning
the disc peaks at -22.7 dBFS at 10 Hz — top of the field; mind ports and driver excursion
Tomatometer
83% · as of 27 Oct 2024
Metascore
80 / 100 · as of 8 Oct 2025
Chart scale read
0 to -60.3 dBFS
Height uptime
7.5%
LFE uptime
8.3% (shown, not scored)
Dynamic range
32.6 dB
Channels used
10 of 16
Dead channels
Lw Rw Ltf Rtf Ltr Rtr
Genres
Drama, Science Fiction
Tags
epic, science fiction, thriller
Audio
Atmos, DTS-HD MA 7.1
Released
17 Sep 2019
First listed
4 Dec 2018
Sources
PerceptualPro + BEQ
Render
older, corrected

Channel by channel, through the film

One lane per speaker, the whole film from left to right. Bar height is how loud that speaker gets (square-root scale against this film's loudest moment, so quiet passages stay visible). The amber line under a lane marks the moments counted as playing, and the figure on the right is their share of the film. For the six height speakers that share is part of BUBBLE.

Front
L
63%
R
64%
C
79%
LFE
LFE
20%
Surround
Ls
43%
Rs
43%
Lrs
41%
Rrs
40%
Wide
Lw
unused
Rw
unused
Height
Ltf
unused
Rtf
unused
Ltm
31%
Rtm
31%
Ltr
unused
Rtr
unused
0:001:022:03

Read from PerceptualPro's channel-activity graph, pixel by pixel. A lane marked unused never rises out of its line.

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