USA-199
USA-199, also known as GPS IIR-18(M), GPS IIRM-5 and GPS SVN-57, is an American navigation satellite which forms part of the Global Positioning System. It was the fifth of eight Block IIRM satellites to be launched, and the eighteenth of twenty one Block IIR satellites overall. It was built by Lockheed Martin, using the AS-4000 satellite bus.

USA-199 was launched at 20:04:00 UTC on 20 December 2007, atop a Delta II carrier rocket, flight number D331, flying in the 7925-9.5 configuration. The launch took place from Space Launch Complex 17A at the Cape Canaveral Air Force Station, and placed USA-199 into a transfer orbit. The satellite raised itself into medium Earth orbit using a Star-37FM apogee motor.

By 15 February 2008, USA-199 was in an orbit with a perigee of , an apogee of , a period of 717.98 minutes, and 54.9 degrees of inclination to the equator. It is used to broadcast the PRN 29 signal, and operates in slot 1 of plane C of the GPS constellation. The satellite has a design life of 10 years and a mass of . As of 2012 it remains in service.
Q30
American
LOC
Q179435
navigation satellite
Concept
Q18822
Global Positioning System
Concept
Q1069313
Block IIRM
MISC
Q1069313
Block IIR
MISC
Q7240
Lockheed Martin
ORG
None
AS-4000
UNK
Q372881
satellite bus
Concept
Q49538
Delta II
MISC
Q1034324
Space Launch Complex 17A
LOC
Q334465
Cape Canaveral Air Force Station
LOC
Q218414
medium Earth orbit
Concept
Q60469337
Star-37FM
MISC
Q618844
apogee motor
Concept
Q83481
perigee
Concept
Q83481
apogee
Concept
Q37640
period
Concept
Q4112212
inclination
Concept
Q7865671
USA-199
MISC
Q7865671
USA-199
MISC
Q7865671
USA-199
MISC
Q7865671
USA-199
MISC
2007-12-20T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
20 December 2007
DATE
7925-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
7925
DATE
2008-02-15T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
15 February 2008
DATE
2012-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
2012
DATE
-199^^http://www.w3.org/2001/XMLSchema#decimal
-199
NUMBER
-18^^http://www.w3.org/2001/XMLSchema#decimal
-18
NUMBER
-5^^http://www.w3.org/2001/XMLSchema#decimal
-5
NUMBER
-57^^http://www.w3.org/2001/XMLSchema#decimal
-57
NUMBER
-4000^^http://www.w3.org/2001/XMLSchema#decimal
-4000
NUMBER
-199^^http://www.w3.org/2001/XMLSchema#decimal
-199
NUMBER
+20^^http://www.w3.org/2001/XMLSchema#decimal
20
NUMBER
+04^^http://www.w3.org/2001/XMLSchema#decimal
04
NUMBER
00^^http://www.w3.org/2001/XMLSchema#decimal
00
NUMBER
+331^^http://www.w3.org/2001/XMLSchema#decimal
331
NUMBER
-9.5^^http://www.w3.org/2001/XMLSchema#decimal
-9.5
NUMBER
+17^^http://www.w3.org/2001/XMLSchema#decimal
17
NUMBER
-199^^http://www.w3.org/2001/XMLSchema#decimal
-199
NUMBER
-37^^http://www.w3.org/2001/XMLSchema#decimal
-37
NUMBER
-199^^http://www.w3.org/2001/XMLSchema#decimal
-199
NUMBER
+54.9^^http://www.w3.org/2001/XMLSchema#decimal
54.9
NUMBER
+29^^http://www.w3.org/2001/XMLSchema#decimal
29
NUMBER
+1^^http://www.w3.org/2001/XMLSchema#decimal
1
NUMBER
+10^^http://www.w3.org/2001/XMLSchema#decimal
10
NUMBER
country
instance of
instance of
manufacturer
space launch vehicle
UTC date of spacecraft launch
start point
use
country
instance of
part of