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iOptron CEM40 User Manual

iOptron CEM40
60 pages
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No.
Constellation Abbreviation
No.
Constellation Abbreviation
1
Andromeda And
45
Lacerta Lac
2
Antlia Ant
46
Leo Leo
3
Apus Aps
47
Leo Minor LMi
4
Aquarius Aqr
48
Lepus Lep
5
Aquila Aql
49
Libra Lib
6
Ara Ara
50
Lupus Lup
7
Aries Ari
51
Lynx Lyn
8
Auriga Aur
52
Lyra Lyr
9
Boötes Boo
53
Mensa Men
10
Caelum Cae
54
Microscopium Mic
11
Camelopardalis Cam
55
Monoceros Mon
12
Cancer Cnc
56
Musca Mus
13
Canes Venatici CVn
57
Norma Nor
14
Canis Major CMa
58
Octans Oct
15
Canis Minor CMi
59
Ophiuchus Oph
16
Capricornus Cap
60
Orion Ori
17
Carina Car
61
Pavo Pav
18
Cassiopeia Cas
62
Pegasus Peg
19
Centaurus Cen
63
Perseus Per
20
Cepheus Cep
64
Phoenix Phe
21
Cetus Cet
65
Pictor Pic
22
Chamaeleon Cha
66
Pisces Psc
23
Circinus Cir
67
Piscis Austrinus PsA
24
Columba Col
68
Puppis Pup
25
Coma Berenices Com
69
Pyxis Pyx
26
Corona Australis CrA
70
Reticulum Ret
27
Corona Borealis CrB
71
Sagitta Sge
28
Corvus Crv
72
Sagittarius Sgr
29
Crater Crt
73
Scorpius Sco
30
Crux Cru
74
Sculptor Scl
31
Cygnus Cyg
75
Scutum Sct
32
Delphinus Del
76
Serpens Ser
33
Dorado Dor
77
Sextans Sex
34
Draco Dra
78
Taurus Tau
35
Equuleus Equ
79
Telescopium Tel
36
Eridanus Eri
80
Triangulum Tri
37
Fornax For
81
Triangulum Australe TrA
38
Gemini Gem
82
Tucana Tuc
39
Grus Gru
83
Ursa Major UMa
40
Hercules Her
84
Ursa Minor UMi
41
Horologium Hor
85
Vela Vel
42
Hydra Hya
86
Virgo Vir
43
Hydrus Hyi
87
Volans Vol
44
Indus Ind
88
Vulpecula Vul
Modern Constellations

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iOptron CEM40 Specifications

General IconGeneral
MountCenter-balanced Equatorial Mount (CEM)
Structure MaterialAll metal, CNC machined
Exterior finishAnodized red/black
Level indicatorLevel bubble
Dovetail saddle8" Losmandy D & Vixen
Hand ControllerGo2Nova® HC, 212, 000 objects database, star recognition
Cable managementYes
TripodLiteRoc 1.75" Stainless Steel(7kg), optional tri-pier
Max payload*40 lb (18kg), exclude counterweight
Payload/Mount weight ratio2.28:1
PECPPEC/Real time PEC
Tracking accuracy (PE)**<±7.5 arcsec p-p (CEM40, CEM40G), or <0.3 arcsec RMS (CEM40EC)
Motor resolution0.08 arc seconds
Slew speed1×, 2×, 8×, 16×, 64×, 128×, 256×, 512×, MAX(~4.5°/sec)
Latitude adjustment range0°~ 60° (special CW shaft mounting if <10° )
Azimuth adjustment range± 6°
Operation temperature-10°C ~ +40°C
Right Ascension worm wheelΦ110mm, 216 teeth aluminum
Declination worm wheelΦ110mm, 216 teeth aluminum
Counterweight shaftΦ28X280 mm, Stainless Steel (1.2 kg)
Counterweight11 lb (5 kg) X1
Motor drivePrecision stepper motor, 1.8º/128X micro-step
Meridian treatmentStop (0-14° pass), auto flip
Power consumption0.6A(Tracking), 0.9A(GOTO)
Power requirement12V DC 5A
AC adapter100V ~ 240V (included, indoor use only)
Polar ScopeInternal iPolarTM electronic polar scope
GPSYes
WIFIExternal (optional)
Guiding scope/cameraBuilt in guiding scope and camera, iGuiderTM (CEM40G)
Autoguide portST-4
Communication portUSB Port (on mount)
PC computer controlYes (ASCOM)
WarrantyTwo year limited
Weight and Dimensions IconWeight and Dimensions
Mount weight17.4 lb (7.9kg)
Mount base sizeΦ120 mm

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