Exposure
- ID
- GRAVI.2022-11-15T07:59:36.185_1
- Header ID
- GRAVI.2022-11-15T07:59:36.185
- Date updated
- 2022-11-15 08:15:42 UTC+0000
- Release date
- 2023-11-15 08:15:42 UTC+0000
- UTC Start
- 2022-11-15 07:59:36.185
- UTC End
- 2022-11-15 08:05:36.185
- MJD Start
- 59898.3330577
- MJD End
- 59898.3372243667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.017619
- Ambient temperature (°C)
- 15.21
- Seeing (arcsec)
- 0.38
Observation
- ID
- 53150
- Category
- science
- Program ID
- 110.23XR.001
- Program Title
- PROBING A CLOSE BINARY OF SUPERMASSIVE BLACK HOLES WITH GRAVITY
- Program Type
- Normal
- PI / COI
- SHANGGUAN/ BROTHERTON/ CAO/ DAVIES/ DEXTER/ DE ZEEUW/ DU/ EISENHAUER/ HO/ LI/ LUTZ/ SANTOS/ SHIMIZU/ SONGSHENG/ STURM/ WANG
Target
- ID
- 39520
- Name
- Akn120
- RA
- 79.049128
- DEC
- -0.14997
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 55.8610 | 55.9920 | 34.2000 | 34.4000 |
U1-U3 | 101.9590 | 102.1160 | 39.5000 | 39.6000 |
U1-U4 | 128.2040 | 127.6080 | 62.9030 | 62.7700 |
U2-U3 | 46.6300 | 46.6410 | 45.9000 | 45.9000 |
U2-U4 | 83.6500 | 82.7570 | 81.6300 | 81.5420 |
U3-U4 | 53.2770 | 52.4300 | 112.3620 | 112.7470 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 110.23XR.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59898.3330577 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | Akn120 |
HIERARCH ESO INS SOBJ NAME | Akn120 |
RA | 79.049128 |
DEC | -0.14997 |
HIERARCH ESO INS SPEC RES | MEDIUM |
HIERARCH ESO INS POLA MODE | COMBINED |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 376.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 12 |
HIERARCH ESO ISS PBL12 START | 55.861 |
HIERARCH ESO ISS PBL12 END | 55.992 |
HIERARCH ESO ISS PBLA12 START | 34.2 |
HIERARCH ESO ISS PBLA12 END | 34.4 |
HIERARCH ESO ISS PBL13 START | 101.959 |
HIERARCH ESO ISS PBL13 END | 102.116 |
HIERARCH ESO ISS PBLA13 START | 39.5 |
HIERARCH ESO ISS PBLA13 END | 39.6 |
HIERARCH ESO ISS PBL14 START | 128.204 |
HIERARCH ESO ISS PBL14 END | 127.608 |
HIERARCH ESO ISS PBLA14 START | 62.903 |
HIERARCH ESO ISS PBLA14 END | 62.77 |
HIERARCH ESO ISS PBL23 START | 46.63 |
HIERARCH ESO ISS PBL23 END | 46.641 |
HIERARCH ESO ISS PBLA23 START | 45.9 |
HIERARCH ESO ISS PBLA23 END | 45.9 |
HIERARCH ESO ISS PBL24 START | 83.65 |
HIERARCH ESO ISS PBL24 END | 82.757 |
HIERARCH ESO ISS PBLA24 START | 81.63 |
HIERARCH ESO ISS PBLA24 END | 81.542 |
HIERARCH ESO ISS PBL34 START | 53.277 |
HIERARCH ESO ISS PBL34 END | 52.43 |
HIERARCH ESO ISS PBLA34 START | 112.362 |
HIERARCH ESO ISS PBLA34 END | 112.747 |
HIERARCH ESO ISS AMBI TAU0 START | 0.016253 |
HIERARCH ESO ISS AMBI TAU0 END | 0.018985 |
HIERARCH ESO ISS AMBI TEMP | 15.21 |
HIERARCH ESO ISS AMBI FWHM START | 0.38 |
HIERARCH ESO ISS AMBI FWHM END | 0.38 |