Exposure
- ID
- GRAVI.2023-12-31T03:02:20.640_2
- Header ID
- GRAVI.2023-12-31T03:02:20.640
- Date updated
- 2023-12-31 03:15:37 UTC+0000
- Release date
- 2024-12-31 03:15:37 UTC+0000
- UTC Start
- 2023-12-31 03:02:20.640
- UTC End
- 2023-12-31 03:09:00.640
- MJD Start
- 60309.12662778
- MJD End
- 60309.13125740963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0059245
- Ambient temperature (°C)
- 14.55
- Seeing (arcsec)
- 0.495
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 | 52.0790 | 52.4310 | 32.3000 | 32.7000 |
| U1-U3 | 96.0500 | 96.7050 | 38.5000 | 38.8000 |
| U1-U4 | 129.3210 | 129.6850 | 63.7930 | 63.6790 |
| U2-U3 | 44.6340 | 44.9170 | 45.8000 | 45.9000 |
| U2-U4 | 89.1650 | 88.9190 | 81.5610 | 81.3430 |
| U3-U4 | 59.0440 | 58.4320 | 107.7980 | 107.7960 |
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 | 60309.12662778 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J0420+0619 |
| HIERARCH ESO INS SOBJ NAME | GQC_J0420+0619 |
| RA | 65.145908 |
| DEC | 6.3221 |
| 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 | 52.079 |
| HIERARCH ESO ISS PBL12 END | 52.431 |
| HIERARCH ESO ISS PBLA12 START | 32.3 |
| HIERARCH ESO ISS PBLA12 END | 32.7 |
| HIERARCH ESO ISS PBL13 START | 96.05 |
| HIERARCH ESO ISS PBL13 END | 96.705 |
| HIERARCH ESO ISS PBLA13 START | 38.5 |
| HIERARCH ESO ISS PBLA13 END | 38.8 |
| HIERARCH ESO ISS PBL14 START | 129.321 |
| HIERARCH ESO ISS PBL14 END | 129.685 |
| HIERARCH ESO ISS PBLA14 START | 63.793 |
| HIERARCH ESO ISS PBLA14 END | 63.679 |
| HIERARCH ESO ISS PBL23 START | 44.634 |
| HIERARCH ESO ISS PBL23 END | 44.917 |
| HIERARCH ESO ISS PBLA23 START | 45.8 |
| HIERARCH ESO ISS PBLA23 END | 45.9 |
| HIERARCH ESO ISS PBL24 START | 89.165 |
| HIERARCH ESO ISS PBL24 END | 88.919 |
| HIERARCH ESO ISS PBLA24 START | 81.561 |
| HIERARCH ESO ISS PBLA24 END | 81.343 |
| HIERARCH ESO ISS PBL34 START | 59.044 |
| HIERARCH ESO ISS PBL34 END | 58.432 |
| HIERARCH ESO ISS PBLA34 START | 107.798 |
| HIERARCH ESO ISS PBLA34 END | 107.796 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006534 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005315 |
| HIERARCH ESO ISS AMBI TEMP | 14.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | UCAC4_482-006773 |
| HIERARCH ESO FT ROBJ ALPHA | 042034.605 |
| HIERARCH ESO FT ROBJ DELTA | 061921.971 |