E1M1: Observatory (Favillesco)

Favillesco maps
Ep.1: Genuflected on Io E1M1: Observatory E1M2: Technological Complex E1M3: Bio Research E1M4: Waste Treatment E1M5: Io Lab E1M6: Atmospheric Processor E1M7: Hardware E1M8: Io Anomaly E1M9: Monitoring Terminal
Ep.2: Tragedy over Europa M1 M2 M3 M4 M5 M6 M7 M8 M9
Alpha Ep.1: Apostasy on Amalthea M1 M2 M3 M4 M5 M6 M7 M8 M9
Alpha Ep.2: Desecration on Thebe M1 M2 M3 M4 M5 M6 M7 M8 M9

This level occupies the map slot E1M1. For other maps which occupy this slot, see Category:E1M1.

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E1M1: Observatory is the first map of Favillesco - Episode 1: Genuflected on Io. It was designed by Nicolás Monti.

Walkthrough

Map of Observatory

Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.

Secrets

1. Go west from the start and to the box of ammo. Open the wall here to get health and armor bonuses. (sector 111)
2. Climb to the top of the northeast staircase, then run all the way to the southeast corner and take the lift up, getting health bonuses, armor bonuses, and a stimpack. (sector 162)
3. In the north room, go to the southeast corner and open the wall to reach the central outside section with health bonuses and a shotgun. (sector 59)
4. Open the south wall in the southwest hall to find a passage with armor bonuses and a box of shotgun shells (only on Ultra-Violence or higher). (sector 113)
5. In the small, dark room with the switch column, open the south wall for health bonuses. (sector 156)
6. Flip the switch on the switch column, then ride back up and head into a new passage to the west leading to a megaarmor, ammo clips, a box of ammo, a box of shotgun shells, and a medikit (only on Ultra-Violence or higher). (sector 154)

Speedrunning

Current records

The records for the map at the Doom Speed Demo Archive are:

Run	Time	Player	Date	File	Notes
UV speed	0:20.57	Kraflab	2015-05-01	favi1p020.zip	Cross-listed from Pacifist
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist	0:20.57	Kraflab	2015-05-01	favi1p020.zip

The data was last verified in its entirety on March 21, 2025.

Deathmatch

Player spawns

This level contains eight spawn points:

1. facing north. (thing 155)
2. facing south. (thing 156)
3. facing east. (thing 157)
4. facing south-west. (thing 158)
5. facing east. (thing 159)
6. facing south-west. (thing 160)
7. facing north. (thing 161)
8. facing east. (thing 162)

Statistics

Map data

Things	252
Vertices	794*
Linedefs	925
Sidedefs	1185
Sectors	171

* The vertex count without the effect of node building is 727.

Things

This level contains the following numbers of things per skill level:

Single-player
Monsters	1-2	3	4-5
Zombieman	7	12	14
Shotgun guy	0	0	12
Imp	18	26	30
Weapons	1-2	3	4-5
Shotgun	1
Ammunition	1-2	3	4-5
Clip	18
Box of bullets	2	2	3
4 shotgun shells	5	5	7
Box of shotgun shells	1	1	2
Health & Armor	1-2	3	4-5
Stimpack	8
Medikit	3	3	5
Armor	1
Megaarmor	1
Items	1-2	3	4-5
Armor bonus	15	15	25
Health bonus	41	41	42
Miscellaneous	1-2	3	4-5
Exploding barrel	14

Multiplayer
Monsters	1-2	3	4-5
Zombieman	7	12	14
Shotgun guy	0	0	12
Imp	18	26	30
Weapons	1-2	3	4-5
Shotgun	1
Ammunition	1-2	3	4-5
Clip	18
Box of bullets	2	2	3
4 shotgun shells	5	5	7
Box of shotgun shells	1	1	2
Health & Armor	1-2	3	4-5
Stimpack	8
Medikit	3	3	5
Armor	1
Megaarmor	1
Items	1-2	3	4-5
Armor bonus	15	15	25
Health bonus	41	41	42
Miscellaneous	1-2	3	4-5
Cooperative start	4
Deathmatch start	8
Exploding barrel	14

External links

• Favillesco - Episode 1: Genuflected on Io demos at the Doom Speed Demo Archive