Exposure
- ID
- GRAVI.2023-09-28T08:21:22.484_2
- Header ID
- GRAVI.2023-09-28T08:21:22.484
- Date updated
- 2023-09-28 08:35:37 UTC+0000
- Release date
- 2024-09-28 08:35:37 UTC+0000
- UTC Start
- 2023-09-28 08:21:22.484
- UTC End
- 2023-09-28 08:28:02.484
- MJD Start
- 60215.3481769
- MJD End
- 60215.35280652963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004084
- Ambient temperature (°C)
- 11.96
- Seeing (arcsec)
- 0.7150000000000001
Observation
- ID
- 57129
- Category
- science
- Program ID
- 111.24ZN.001
- Program Title
- THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
- Program Type
- Normal
- PI / COI
- SHIMIZU / SHANGGUAN / DAVIES / STURM / HOENIG / PAUMARD / MILLOUR / DEXTER / EISENHAUER / SANTOS / DE ZEEUW / CAO / FORSTER SCHREIBER / LEFTLEY / LE BOUQUIN
Target
- ID
- 42351
- Name
- UCAC4_482-006773
- RA
- 65.14418749999999
- DEC
- 6.322769722222222
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.3060 | 49.7030 | 28.3000 | 29.0000 |
| U1-U3 | 90.5060 | 91.3390 | 35.4000 | 35.9000 |
| U1-U4 | 123.8310 | 124.8810 | 63.9770 | 64.0190 |
| U2-U3 | 42.0100 | 42.4260 | 43.7000 | 44.1000 |
| U2-U4 | 88.5450 | 88.8820 | 82.9080 | 82.7410 |
| U3-U4 | 61.9930 | 61.7450 | 108.2910 | 108.1730 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24ZN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60215.3481769 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J0420+0619 |
| HIERARCH ESO INS SOBJ NAME | GQC_J0420+0619 |
| RA | 65.145647 |
| DEC | 6.32239 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 49.306 |
| HIERARCH ESO ISS PBL12 END | 49.703 |
| HIERARCH ESO ISS PBLA12 START | 28.3 |
| HIERARCH ESO ISS PBLA12 END | 29.0 |
| HIERARCH ESO ISS PBL13 START | 90.506 |
| HIERARCH ESO ISS PBL13 END | 91.339 |
| HIERARCH ESO ISS PBLA13 START | 35.4 |
| HIERARCH ESO ISS PBLA13 END | 35.9 |
| HIERARCH ESO ISS PBL14 START | 123.831 |
| HIERARCH ESO ISS PBL14 END | 124.881 |
| HIERARCH ESO ISS PBLA14 START | 63.977 |
| HIERARCH ESO ISS PBLA14 END | 64.019 |
| HIERARCH ESO ISS PBL23 START | 42.01 |
| HIERARCH ESO ISS PBL23 END | 42.426 |
| HIERARCH ESO ISS PBLA23 START | 43.7 |
| HIERARCH ESO ISS PBLA23 END | 44.1 |
| HIERARCH ESO ISS PBL24 START | 88.545 |
| HIERARCH ESO ISS PBL24 END | 88.882 |
| HIERARCH ESO ISS PBLA24 START | 82.908 |
| HIERARCH ESO ISS PBLA24 END | 82.741 |
| HIERARCH ESO ISS PBL34 START | 61.993 |
| HIERARCH ESO ISS PBL34 END | 61.745 |
| HIERARCH ESO ISS PBLA34 START | 108.291 |
| HIERARCH ESO ISS PBLA34 END | 108.173 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004401 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003767 |
| HIERARCH ESO ISS AMBI TEMP | 11.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | UCAC4_482-006773 |
| HIERARCH ESO FT ROBJ ALPHA | 042034.605 |
| HIERARCH ESO FT ROBJ DELTA | 061921.971 |