Antarctic Survey Telescope 3-3: Overview, System Performance and Preliminary Observations at Yaoan, Yunnan
Abstract
:1. Introduction
2. Observation Hardware
2.1. The CMOS Camera
2.2. AST3-3 Observation Executor
2.3. Weather-Based Protection System
3. Basic Observation Strategy of AST3-3
3.1. Transient Survey Strategy
3.2. Automatic Follow Up Strategy
3.2.1. Gamma-Ray Bursts
3.2.2. Gravitational Waves Events
4. Data Collections
4.1. Observation Statistics of AST3-3
4.2. SN 2022eyw Detection by the Time-Domain Survey
4.3. Follow-Up Observation of Gamma-Ray Burst 210420B
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Appendix A
Resolution | Frame Rates at 16 Bit | Max Exposure Time | Magnitude Limit |
---|---|---|---|
Full Frame | - | 1 s | 16.59 |
Full Frame | 2.0 FPS | 500 ms | 15.73 |
5374 Lines | 3.9 FPS | 500 ms | 15.73 |
3000 Lines | 7.2 FPS | 135 ms | 14.61 |
2000 Lines | 10 FPS | 100 ms | 13.63 |
1000 Lines | 20 FPS | 50 ms | 11.74 |
Card Name | Typical Value | Comment |
---|---|---|
CAMERA | ‘QHY411MERIS’ | camera ID |
EXPOSURE | 60 | exposure |
MODE | 4 | read out mode |
FILTER | ‘g’ | fixed |
DATE-OBS | ‘2021-06-20T17:56:51.304’ | time before exposure |
DATE-END | ‘2021-06-20T17:57:53.496’ | time after exposure |
SKY | 923.79 | center background |
SKYSIG | 12.206 | center background RMS |
TEMP1 | −27.9 | CMOS temperature before exposure |
TEMP2 | −27.0 | CMOS temperature after exposure |
PWMSET | 255.0 | cooler PWM setting |
COOLER | −50.0 | cooler target temperature |
GAMMA | 1.0 | gamma value |
OFFSET | 50.0 | offset of coms camera |
RA | 279.752319 | target right ascension |
DEC | 10.0 | target declination |
ALTITUDE | 74.48 | altitude |
AZIMUTH | 178.3 | azimuth |
SKYIDX | ‘1839 + 1000’ | target name |
ENCRA | ‘−0.518577’ | encoder right ascension |
ENCDEC | ‘9.808846’ | encode declination |
FOCPOS | ‘12.090’ | focus position |
HA | ‘359.481423’ | hour angle of target |
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SeverID | Job | Type | CPU and Accelerator | Memory |
---|---|---|---|---|
1 | Observation | R7525 | AMD 7252 × 2 + FPGA | 128 GiB |
2 | Pipeline | R7525 | AMD 7522 × 2 + A100 × 2 | 512 GiB |
3 | (NFS) Storage | R740xd2 | 4214R | 128 GiB |
4 | Asteroid | R740xd2 | 5118 | 256 GiB |
5 | Web | D30 | E5-2620 | 32 GiB |
Name | R.A. | Dec. | Pointings |
---|---|---|---|
GAMA_G02 | 30.2∼38.8 | −10.25∼−3.72 | 33 |
GAMA_G09 | 129.0∼141.0 | −2∼+3 | 13 |
GAMA_G12 | 174.0∼186.0 | −3∼+2 | 26 |
GAMA_G15 | 211.5∼223.5 | −2∼+3 | 11 |
GAMA_G23 | 339.0∼351.0 | −35∼−30 | 57 |
GOODS_N | 189.2291 | 62.2375 | 8 |
COSMOS | +150.1191 | +2.20583 | 4 |
Virgo_Cluster | 186.75 | 12.71 | 38 |
ELAIS_N1 | 242.5041 | 54.51 | 1 |
AEGIS | 213∼217 | 51.75∼54.00 | 4 |
HSC_SSP | - | - | 609 |
Packet Type | Name | Priority | RadiusErr | Pointings | Repeats | Exposure Time |
---|---|---|---|---|---|---|
53 | INTEGRAL_WAKEUP | 140 | 10 | 1 | 30 | 60 s |
54 | INTEGRAL_REFINED | 141 | 5 | 1 | 30 | 30 s |
55 | INTEGRAL_OFFLINE | 142 | 3∼5 | 1 | 60 | 60 s |
61 | SWIFT_BAT_GRB_POS_ACK | 131 | 1-5 | 1 | 30 | 30 s |
65 | SWIFT_FOM_OBS | 132 | 10 | 1 | 60 | 30 s |
67 | SWIFT_XRT_POSITION | 134 | 5 | 1 | 60 | 60 s |
69 | SWIFT_XRT_IMAGE | 135 | 5 | 1 | 60 | 60 s |
81 | SWIFT_UVOT_POS | 137 | 2 | 1 | 60 | 60 s |
84 | SWIFT_BAT_TRANS | 133 | 10 | 1 | 60 | 60 s |
110 | FERMI_GBM_ALERT | 100 | 4∼ | ∼20 | 5 | 30 s |
111 | FERMI_GBM_FLT_POS | 101 | 4∼ | ∼20 | 5 | 30 s |
112 | FERMI_GBM_GND_POS | 102 | 4∼ | ∼40 | 5 | 60 s |
115 | FERMI_GBM_FIN_POS | 103 | 4∼ | ∼40 | 5 | 60 s |
120 | FERMI_LAT_POS_INI | 110 | 10–30 | 1 | 30 | 60 s |
121 | FERMI_LAT_POS_UPD | 111 | 10–30 | 1 | 60 | 60 s |
127 | FERMI_LAT_GND | 112 | 10 | 1 | 60 | 60 s |
173 | ICECUBE_ASTROTRACK_GOLD | 121 | 0.2–0.75 | 1∼2 | 10 | 60 s |
174 | ICECUBE_ASTROTRACK_BRONZE | 120 | 0.2–0.75 | 1∼2 | 10 | 60 s |
- | GECAM_FLIGHT_NOTIC | 105 | 2∼ | ∼20 | 5 | 60 s |
- | GECAM GND-BDS | 106 | 1∼ | ∼40 | 5 | 60 s |
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Sun, T.; Li, X.; Hu, L.; Meng, K.; Han, Z.; Hu, M.; Li, Z.; Wen, H.; Du, F.; Yang, S.; et al. Antarctic Survey Telescope 3-3: Overview, System Performance and Preliminary Observations at Yaoan, Yunnan. Universe 2022, 8, 303. https://doi.org/10.3390/universe8060303
Sun T, Li X, Hu L, Meng K, Han Z, Hu M, Li Z, Wen H, Du F, Yang S, et al. Antarctic Survey Telescope 3-3: Overview, System Performance and Preliminary Observations at Yaoan, Yunnan. Universe. 2022; 8(6):303. https://doi.org/10.3390/universe8060303
Chicago/Turabian StyleSun, Tianrui, Xiaoyan Li, Lei Hu, Kelai Meng, Zijian Han, Maokai Hu, Zhengyang Li, Haikun Wen, Fujia Du, Shihai Yang, and et al. 2022. "Antarctic Survey Telescope 3-3: Overview, System Performance and Preliminary Observations at Yaoan, Yunnan" Universe 8, no. 6: 303. https://doi.org/10.3390/universe8060303