Program: Lemur
S2946
US private remote-sensing program to operate a constellation of
micro-satellites (3U cubesats) to provide weather data using radio occultation.
It's also used to locate sources of jamming signals.
Operated by
Spire Global Inc.
Name
|
Release
date
|
Designation
|
Decay
date
|
|
Lemur
2-5 Theresacondor
|
18
May 2016
|
41485
/ 98067JF
|
30
Mar 2017
|
|
Lemur
2-6 Kane
|
18
May 2016
|
41488
/ 98067JJ
|
5
Apr 2017
|
|
Lemur
2-7 Nick-Allain
|
18
May 2016
|
41489
/ 98067JK
|
7
Apr 2017
|
|
Lemur
2-8 Jeff
|
18
May 2016
|
41490
/ 98067JL
|
24
Mar 2017
|
|
Lemur
2-9 Cubecheese
|
21
Jun 2016
|
41598
/ 16019E
|
|
|
Lemur
2-10 Bridgeman
|
21
Jun 2016
|
41595
/ 16019B
|
25
Jun 2017
|
|
Lemur
2-11 Nate
|
21
Jun 2016
|
41597
/ 16019D
|
6
Mar 2017
|
|
Lemur
2-12 DrMuzz
|
21
Jun 2016
|
41596
/ 16019C
|
8
Mar 2017
|
|
Lemur
2-13 Beccadewey
|
failed
|
|
|
|
Lemur
2-14 Sokolsky
|
25
Nov 2016
|
41871
/ 16062C
|
10
Apr 2023
|
|
Lemur
2-15 Xiaoqing
|
25
Nov 2016
|
41872
/ 16062D
|
8
Apr 2023
|
|
Lemur
2-16 Anubhavthakur
|
26
Nov 2016
|
41873
/ 16062E
|
|
|
Lemur
2-17 Wingo
|
26
Nov 2016
|
41874
/ 16062F
|
25
Apr 2023
|
|
Lemur
2-18 Trutna
|
6
Mar 2017
|
42067
/ 98067LC
|
15
Apr 2018
|
|
Lemur
2-19 Trutnahd
|
6
Mar 2017
|
42069
/ 98067LE
|
13
Nov 2018
|
|
Lemur
2-20 Austintacious
|
6
Mar 2017
|
42068
/ 98067LD
|
4
Oct 2018
|
|
Lemur
2-21 Redfren-Goes
|
6
Mar 2017
|
42059
/ 98067KH
|
5
Dec 2018
|
|
Lemur
2-22 Jobanputra
|
15
Feb 2017
|
41997
/ 17008BB
|
25
May 2023
|
|
Lemur
2-23 Spire-Minions
|
15
Feb 2017
|
41994
/ 17008AY
|
23
May 2023
|
|
Lemur
2-24 Satchmo
|
15
Feb 2017
|
41991
/ 17008AV
|
11
Jul 2023
|
|
Lemur
2-25 Rdeaton
|
15
Feb 2017
|
41995
/ 17008AZ
|
|
|
Lemur
2-26 Smita-Sharad
|
15
Feb 2017
|
41993
/ 17008AX
|
|
|
Lemur
2-27 Mia-Grace
|
15
Feb 2017
|
41992
/ 17008AW
|
17
May 2023
|
|
Lemur
2-28 NoguesCorreig
|
15
Feb 2017
|
41996
/ 17008BA
|
6
Jun 2023
|
|
Lemur
2-29 Tachikoma
|
15
Feb 2017
|
41998
/ 17008BC
|
|
|
Lemur
2-30 JennyBarna
|
8
Jun 2017
|
42752
/ 17019B
|
6
Apr 2023
|
|
Lemur
2-31 Angela
|
8
Jun 2017
|
42753
/ 17019C
|
28
Dec 2022
|
|
Lemur
2-32 SpiroVision
|
8
Jun 2017
|
42754
/ 17019D
|
29
Apr 2023
|
|
Lemur
2-33 RobMoore
|
8
Jun 2017
|
42755
/ 17019E
|
28
Dec 2022
|
|
Lemur
2-34 ShainaJohl
|
23
Jun 2017
|
42771
/ 17036G
|
|
|
Lemur
2-35 XueniTerence
|
23
Jun 2017
|
42772
/ 17036H
|
18
Jun 2023
|
|
Lemur
2-36 LucyBryce
|
23
Jun 2017
|
42773
/ 17036J
|
|
|
Lemur
2-37 KungFoo
|
23
Jun 2017
|
42774
/ 17036K
|
|
|
Lemur
2-38 McPeake
|
23
Jun 2017
|
42782
/ 17036T
|
|
|
Lemur
2-39 Sam-Amelia
|
23
Jun 2017
|
42781
/ 17036S
|
|
|
Lemur
2-40 Lisasaurus
|
23
Jun 2017
|
42780
/ 17036R
|
5
Aug 2023
|
|
Lemur
2-41 Lynsey-Symo
|
23
Jun 2017
|
42779
/ 17036Q
|
25
Jun 2023
|
|
|
|
|
|
|
Lemur
2 Kevin
|
12
Nov 2017
|
43046
/ 17071K
|
22
Mar 2022
|
|
Lemur
2 Romacoste
|
12
Nov 2017
|
43048
/ 17071M
|
28
Feb 2022
|
|
Lemur
2 Lui-Poh-Chun
|
12
Nov 2017
|
43054
/ 17071T
|
9
Mar 2022
|
|
|
|
|
|
|
Lemur
2 TomHenderson
|
16
Jul 2018
|
43556
/ 18046C
|
|
|
Lemur
2 Yuasa
|
16
Jul 2018
|
43557
/ 18046D
|
|
|
Lemur
2 Alexander
|
16
Jul 2018
|
43558
/ 18046E
|
6
Feb 2023
|
|
Lemur
2 Vu
|
16
Jul 2018
|
43559
/ 18046F
|
13
Jan 2023
|
|
Lemur
2 Yuasa
|
16
Jul 2018
|
43560
/ 18046G
|
18
Jan 2023
|
|
Lemur
2 Tomhenderson
|
16
Jul 2018
|
43561
/ 18046H
|
13
Feb 2023
|
|
|
|
|
|
|
Lemur-2-v4.7
|
|
|
|
|
Lemur-2-v4.8
|
|
|
|
|
|
|
|
|
|
Lemur
2 Baxter-Oliver
|
17
Nov 2020
|
46925
/ 98067RV
|
20
Dec 2021
|
|
Lemur
2 Artfischer
|
14
Jul 2017
|
42881
/ 17042BJ
|
|
|
|
|
|
|
|
Lemur
2 McCafferty
|
12
Jan 2018
|
43123
/ 18004N
|
19
Apr 2023
|
|
Lemur
2 Peterwebster
|
12
Jan 2018
|
43124
/ 18004P
|
9
May 2023
|
|
Lemur
2 Browncow
|
12
Jan 2018
|
43125
/ 18004Q
|
19
Apr 2023
|
|
Lemur
2 Davewilson
|
12
Jan 2018
|
43126
/ 18004R
|
5
Apr 2023
|
|
|
|
|
|
|
Lemur
2 Marshal
|
21
Jan 2018
|
43165
/ 18010C
|
22
Aug 2023
|
|
Lemur
2 Tallhamn-ATC
|
21
Jan 2018
|
43167
/ 18010E
|
|
|
Lemur
2 Jin-Luen
|
1
Feb 2018
|
43182
/ 18014C
|
|
|
Lemur
2 Uramchansol
|
1
Feb 2018
|
43183
/ 18014D
|
|
|
Lemur
2 Adi
|
1
Feb 2018
|
43184
/ 18014E
|
|
|
Lemur
2 Thenickmolo
|
1
Feb 2018
|
43185
/ 18014F
|
|
|
|
|
|
|
|
Lemur
2 Chanusiak
|
11
Nov 2018
|
43697
/ 18088H
|
|
|
Lemur
2 Zupanski
|
11
Nov 2018
|
43695
/ 18088F
|
|
|
|
|
|
|
|
Lemur
2 Orzulak
|
29
Nov 2018
|
43731
/ 18096N
|
3
Feb 2023
|
|
Lemur
2 Vladimir
|
29
Nov 2018
|
43746
/ 18096AD
|
13
Jan 2023
|
|
Lemur
2 Kobyszcze
|
29
Nov 2018
|
43732
/ 18096P
|
3
Feb 2023
|
|
Lemur
2 Duly
|
29
Nov 2018
|
43745
/ 18096AC
|
20
Feb 2023
|
|
|
|
|
|
|
Lemur-2-RemyColton
|
27
Dec 2018
|
43884
/ 18111J
|
|
|
Lemur-2-Gustavo
|
27
Dec 2018
|
43885
/ 18111K
|
|
|
Lemur-2-ChristinaHolt
|
27
Dec 2018
|
43882
/ 18111G
|
|
|
Lemur-2-Zo
|
27
Dec 2018
|
43886
/ 18111L
|
|
|
Lemur-2-TinyKev
|
27
Dec 2018
|
43883
/ 18111H
|
|
|
Lemur-2-SarahBettyBoo
|
27
Dec 2018
|
43888
/ 18111N
|
|
|
Lemur-2-NatalieMurray
|
27
Dec 2018
|
43887
/ 18111M
|
|
|
Lemur-2-DaisyHarper
|
27
Dec 2018
|
43889
/ 18111P
|
|
|
|
|
|
|
|
Lemur-2-JohanLoran
|
1
Apr 2019
|
44084
/ 19018G
|
7
Mar 2023
|
|
Lemur-2-Beaudacious
|
1
Apr 2019
|
44085
/ 19018H
|
30
Jun 2023
|
|
Lemur-2-Elham
|
1
Apr 2019
|
44086
/ 19018J
|
3
May 2023
|
|
Lemur-2-Victor-Andrew
|
1
Apr 2019
|
44087
/ 19018K
|
15
Mar 2023
|
|
|
|
|
|
|
Lemur-2-Lillyjo
|
5
Jul 2019
|
44396
/ 19038L
|
|
|
Lemur-2-Wanli
|
5
Jul 2019
|
44402
/ 19038S
|
|
|
Lemur-2-Morag
|
5
Jul 2019
|
44403
/ 19038T
|
|
|
Lemur-2-Yndrd
|
5
Jul 2019
|
44413
/ 19038AD
|
|
|
Lemur-2-Dustinthewind
|
5
Jul 2019
|
44405
/ 19038V
|
|
|
Lemur-2-Alex-Maddy
|
5
Jul 2019
|
44407
/ 19038X
|
|
|
Lemur-2-Ejatta
|
5
Jul 2019
|
44409
/ 19038Z
|
|
|
Lemur-2-Gregrobinson
|
5
Jul 2019
|
44411
/ 19038AB
|
|
|
|
|
|
|
|
Lemur-2-Jpgsquared
|
11
Dec 2019
|
44855
/ 19089D
|
|
|
Lemur-2-Himomanddad
|
11
Dec 2019
|
44860
/ 19089J
|
|
|
Lemur-2-Pappy
|
11
Dec 2019
|
44861
/ 19089K
|
|
|
Lemur-2-Theodosia
|
11
Dec 2019
|
44863
/ 19089M
|
|
|
|
|
|
|
|
Lemur-2-Ethanoakes
|
3
Sep 2020
|
46298
/ 20061AC
|
|
|
Lemur-2-Oscarlator
|
3
Sep 2020
|
46299
/ 20061AD
|
|
|
Lemur-2-Schmidtfall
|
3
Sep 2020
|
46315
/ 20061AV
|
|
|
Lemur-2-Djuproera
|
3
Sep 2020
|
46316
/ 20061AW
|
|
|
Lemur-2-Squarejaws
|
3
Sep 2020
|
46317
/ 20061AX
|
|
|
Lemur-2-Ursa-Avion
|
3
Sep 2020
|
46318
/ 20061AY
|
|
|
|
|
|
|
|
Lemur-2-Slicers
|
28
Sep 2020
|
46500
/ 20068Q
|
|
|
Lemur-2-Daywzagoodday
|
28
Sep 2020
|
46501
/ 20068R
|
|
|
Lemur-2-Susurrus
|
28
Sep 2020
|
46502
/ 20068S
|
|
|
Lemur-2-Nichol
|
28
Sep 2020
|
46503
/ 20068T
|
|
|
|
|
|
|
|
Lemur-2-Ozarak
|
7
Nov 2020
|
46908
/ 20081D
|
|
|
Lemur-2-Jindra
|
7
Nov 2020
|
46909
/ 20081E
|
|
|
Lemur-2-Wallace
|
7
Nov 2020
|
46910
/ 20081F
|
|
|
Lemur-2-Jeremiah
|
7
Nov 2020
|
46911
/ 20081G
|
|
|
|
|
|
|
|
Lemur-2-Neva
|
|
|
|
|
Lemur-2-NallyWacker
|
|
|
|
|
Lemur-2-Ruari-Elidh
|
|
|
|
|
Lemur-2-JenniferSong
|
|
|
|
|
Lemur-2-Chantal
|
|
|
|
|
Lemur-2-SaoirseDH5Guo
|
|
|
|
|
Lemur-2-NoobNoob
|
|
|
|
|
Lemur-2-Unnamed
|
|
|
|
|
|
|
|
|
|
Lemur-2-Amanda-Svante
|
29
Apr 2021
|
48269
/ 21034B
|
|
|
Lemur-2-Special-K
|
29
Apr 2021
|
48273
/ 21034F
|
|
|
|
|
|
|
|
Lemur-2-Jackson
|
30
Jun 2021
|
48885
/ 21059G
|
|
|
Lemur-2-AnnaBanana
|
30
Jun 2021
|
48923
/ 21059AW
|
|
|
Lemur-2-John-Treires
|
30
Jun 2021
|
48925
/ 21059AY
|
|
|
Lemur-2-AC-Cubed
|
30
Jun 2021
|
48927
/ 21059BA
|
|
|
Lemur-2-Merima
|
30
Jun 2021
|
48929
/ 21059BC
|
|
|
Lemur-2-CarlSantaMari
|
30
Jun 2021
|
48959
/ 21059CJ
|
14
Aug 2023
|
|
|
|
|
|
|
Lemur-2
Krywe / Adler
|
13
Jan 2022
|
51099
/ 22003F
|
|
|
Lemur-2
Krywe
|
13
Jan 2022
|
51100
/ 22003G
|
10
Jun 2023
|
|
|
|
|
|
|
Lemur-2
Ramonamae
|
13
Jan 2022
|
51021
/ 22002AP
|
|
|
Lemur-2
King-Julien
|
13
Jan 2022
|
51022
/ 22002AQ
|
|
|
Lemur-2
Rohovithsa / Ororasat
|
13
Jan 2022
|
51036
/ 22002BE
|
|
|
Lemur-2
Miriwari
|
13
Jan 2022
|
51054
/ 22002BY
|
|
|
Lemur-2
Djirang
|
13
Jan 2022
|
51058
/ 22002CC
|
|
|
|
|
|
|
|
Lemur-2
Karen B
|
25
May 2022
|
52736
/ 22057E
|
|
|
Lemur-2
TennysonLily
|
25
May 2022
|
52732
/ 22057A
|
|
|
Lemur-2
Mimi1307
|
25
May 2022
|
52769
/ 22057AP
|
|
|
Lemur-2
Vandendries
|
25
May 2022
|
52733
/ 22057B
|
|
|
Lemur-2
Hancom 1
|
25
May 2022
|
52740
/ 22057J
|
|
Also
called Sejon 1, 6U cubesat
|
|
|
|
|
|
Lemur-2
Disclaimer
|
3
Jan 2023
|
55014
/ 23001F
|
|
|
Lemur-2
Emmaculate
|
3
Jan 2023
|
55037
/ 23001AE
|
|
|
Lemur-2
FuenteTaja-01
|
3
Jan 2023
|
55088
/ 23001CH
|
|
|
Lemur-2
MMolo
|
3
Jan 2023
|
55038
/ 23001AF
|
|
|
Lemur-2
PhilAri
|
3
Jan 2023
|
55013
/ 23001E
|
|
|
Lemur-2
SteveAlbers
|
3
Jan 2023
|
55017
/ 23001J
|
|
|
|
|
|
|
|
Lemur-2
SpaceGus
|
15
Apr 2023
|
56187
/ 23054K
|
|
|
Lemur-2
OnReflection
|
15
Apr 2023
|
56182
/ 23054E
|
|
|
Lemur-2
Romeo-n-Leo
|
15
Apr 2023
|
56206
/ 23054AE
|
|
|
|
|
|
|
|
Lemur-2
Aadam-Aliyah
|
20
Jun 2023
|
56977
/ 23084AX
|
|
|
Lemur-2
Embrionovis
|
20
Jun 2023
|
56970
/ 23084AQ
|
|
|
Lemur-2
Naziyah
|
20
Jun 2023
|
56974
/ 23084AU
|
|
|
|
|
|
|
|
Lemur-2
Mano
|
18
Jul 2023
|
57390
/ 23100E
|
|
|
Lemur-2
Deverill-M-T
|
18
Jul 2023
|
57391
/ 23100F
|
|
|
Ardusat 1 and Ardusat X were launched from ISS on 19 November 2013, 1U, 1 kg
cubesats to fly Arduino-based processors from multiple sensors such as a
magnetometer, a gyroscope, an accelerometer, temperature sensors, luminosity
sensors, geiger counters, an optical spectrometer and a camera (1.3 MP). Were
crowdfunded under Nanosatisfy LLc name. Decayed in April 2014.
Ardusat 2 was launched in January 2014.
Changed name for Spire Global Inc in July 2014 after raising $25 million.
In 2016, the company requested to launch and operating authority for 175
technically identical non-geostationary satellites, operating at orbital
altitudes from 400 to 720 km and inclinations ranging from equatorial to polar
sun-synchronous (98 degrees) to provide maritime monitoring, meteorological
monitoring, and earth imaging services.
Spire would like to deploy a total of up to 900 technically identical
satellites over a period of 15 years.
In March 2016, the build and launch from ISS of 9 satellites was granted,
operating only in 2020-2025 MHz downlink, 402-403 MHz uplink, and to received
AIS signals.
In June 2016, a further 20 satellites were authorized in orbits between 400 and
650 km. In Oct 2016 a further 28 satellites were authorized
For Phase 1B satellites, downlink: 2020-2025 MHz (primary), 2200-2290
MHz (primary), 401-402 MHz (backup), and 402-403 MHz (backup).
TT&C: 399.9-400.05 MHz (Earth-to-space; primary); 401-402 MHz
(space-to-Earth; primary); and 402-403 MHz (space-to-Earth &
Earth-to-space; primary).
Should also receive Automatic Identification System (AIS) signals the
156.7625-156.7875 MHz (AIS 3), 156.8125-156.8375 MHz (AIS 4), 161.9625-161.9875
MHz (AIS 1), and 162.0125-162.0375 MHz (AIS 2) frequency bands, and receive
Application Specific Messages (ASM) signals in the 161.9375-161.9625 MHz (ASM
1) and 161.9875-162.0125 MHz (ASM 2) frequency bands.
For Phase 1C satellites, the same frequencies as Phase 1B are used plus
449.75-450.25 MHz frequency band uplink (primary) for TT&C, as well as to
receive Automatic Dependent Surveillance-Broadcast (ADS-B) signals in the
1087.7-1092.3 MHz frequency band.
Phase II satellites were authorised in orbits from 385 to 650 km, with
orbits between 0° and 98°. 872 satellites are approved.
Frequencies:
Data downlink: 8025-8400 MHz, 2020-2025 MHz, 2200-2290 MHz
Data uplink: 2025-2110 MHz
Data backup in 402-403 MHz
TT&C downlink: 401-402 MHz
TT&C uplink: 402-403 MHz, 449.75-450.25 MHz, 2025-2110 MHz
In addition, Spire proposes to receive AIS signals in the 161.9625-161.9875 MHz
and 162.0125-162.0375 MHz frequency bands, and GPS signals centered at 1575.42
MHz and 1227.60 MHz. Will also receive Galileo signals in 1559-1591 MHz and
1164-1219 MHz to observe radio occultation.
Vega will be used to launch Lemur2 satellites from 2019 on. These are cubesat
5kg, in 500 km orbit, lifetime 2 to 3 years