Exposure
- ID
- GRAVI.2023-12-28T05:01:57.374_1
- Header ID
- GRAVI.2023-12-28T05:01:57.374
- Date updated
- 2023-12-28 05:15:33 UTC+0000
- Release date
- 2024-12-28 05:15:33 UTC+0000
- UTC Start
- 2023-12-28 05:01:57.374
- UTC End
- 2023-12-28 05:07:57.374
- MJD Start
- 60306.20969183
- MJD End
- 60306.2138584967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00658
- Ambient temperature (°C)
- 13.5
- Seeing (arcsec)
- 0.56
Observation
- ID
- 58072
- 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
- 43005
- Name
- Akn120
- RA
- 79.049517
- DEC
- -0.14997
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 55.6380 | 55.7880 | 33.8000 | 34.1000 |
U1-U3 | 101.6600 | 101.8650 | 39.3000 | 39.4000 |
U1-U4 | 128.9660 | 128.4840 | 63.0700 | 62.9640 |
U2-U3 | 46.5790 | 46.6180 | 45.8000 | 45.9000 |
U2-U4 | 84.8910 | 84.0890 | 81.7470 | 81.6710 |
U3-U4 | 54.5060 | 53.7050 | 111.8260 | 112.1720 |
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 | 60306.20969183 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | Mrk 1095 |
HIERARCH ESO INS SOBJ NAME | Akn120 |
RA | 79.049517 |
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 | 55.638 |
HIERARCH ESO ISS PBL12 END | 55.788 |
HIERARCH ESO ISS PBLA12 START | 33.8 |
HIERARCH ESO ISS PBLA12 END | 34.1 |
HIERARCH ESO ISS PBL13 START | 101.66 |
HIERARCH ESO ISS PBL13 END | 101.865 |
HIERARCH ESO ISS PBLA13 START | 39.3 |
HIERARCH ESO ISS PBLA13 END | 39.4 |
HIERARCH ESO ISS PBL14 START | 128.966 |
HIERARCH ESO ISS PBL14 END | 128.484 |
HIERARCH ESO ISS PBLA14 START | 63.07 |
HIERARCH ESO ISS PBLA14 END | 62.964 |
HIERARCH ESO ISS PBL23 START | 46.579 |
HIERARCH ESO ISS PBL23 END | 46.618 |
HIERARCH ESO ISS PBLA23 START | 45.8 |
HIERARCH ESO ISS PBLA23 END | 45.9 |
HIERARCH ESO ISS PBL24 START | 84.891 |
HIERARCH ESO ISS PBL24 END | 84.089 |
HIERARCH ESO ISS PBLA24 START | 81.747 |
HIERARCH ESO ISS PBLA24 END | 81.671 |
HIERARCH ESO ISS PBL34 START | 54.506 |
HIERARCH ESO ISS PBL34 END | 53.705 |
HIERARCH ESO ISS PBLA34 START | 111.826 |
HIERARCH ESO ISS PBLA34 END | 112.172 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006873 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006287 |
HIERARCH ESO ISS AMBI TEMP | 13.5 |
HIERARCH ESO ISS AMBI FWHM START | 0.55 |
HIERARCH ESO ISS AMBI FWHM END | 0.57 |