Exposure
- ID
- GRAVI.2025-02-15T07:32:52.816_2
- Header ID
- GRAVI.2025-02-15T07:32:52.816
- Date updated
- 2025-02-15 07:50:36 UTC+0000
- Release date
- 2026-02-15 07:50:36 UTC+0000
- UTC Start
- 2025-02-15 07:32:52.816
- UTC End
- 2025-02-15 07:39:32.816
- MJD Start
- 60721.31450018
- MJD End
- 60721.31912980963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012711
- Ambient temperature (°C)
- 13.1
- Seeing (arcsec)
- 0.655
Observation
- ID
- 58961
- Category
- science
- Program ID
- 113.26QY.001
- Program Title
- THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
- Program Type
- Normal
- PI / COI
- SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / DE ZEEUW / HOENIG / MILLOUR / DEXTER / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN
Target
- ID
- 40581
- Name
- TYC_7811-2901-1
- RA
- 210.57465833333333
- DEC
- -41.85805138888889
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 | 55.7930 | 55.7350 | 15.4000 | 16.3000 |
| U1-U3 | 101.7050 | 101.6000 | 21.2000 | 22.2000 |
| U1-U4 | 129.6920 | 129.8650 | 46.6170 | 47.8440 |
| U2-U3 | 46.5490 | 46.5150 | 28.2000 | 29.3000 |
| U2-U4 | 86.9570 | 87.3690 | 66.0620 | 67.3350 |
| U3-U4 | 57.7570 | 58.2740 | 95.7020 | 96.8020 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26QY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60721.31450018 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574695 |
| DEC | -41.85852 |
| 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 | 55.793 |
| HIERARCH ESO ISS PBL12 END | 55.735 |
| HIERARCH ESO ISS PBLA12 START | 15.4 |
| HIERARCH ESO ISS PBLA12 END | 16.3 |
| HIERARCH ESO ISS PBL13 START | 101.705 |
| HIERARCH ESO ISS PBL13 END | 101.6 |
| HIERARCH ESO ISS PBLA13 START | 21.2 |
| HIERARCH ESO ISS PBLA13 END | 22.2 |
| HIERARCH ESO ISS PBL14 START | 129.692 |
| HIERARCH ESO ISS PBL14 END | 129.865 |
| HIERARCH ESO ISS PBLA14 START | 46.617 |
| HIERARCH ESO ISS PBLA14 END | 47.844 |
| HIERARCH ESO ISS PBL23 START | 46.549 |
| HIERARCH ESO ISS PBL23 END | 46.515 |
| HIERARCH ESO ISS PBLA23 START | 28.2 |
| HIERARCH ESO ISS PBLA23 END | 29.3 |
| HIERARCH ESO ISS PBL24 START | 86.957 |
| HIERARCH ESO ISS PBL24 END | 87.369 |
| HIERARCH ESO ISS PBLA24 START | 66.062 |
| HIERARCH ESO ISS PBLA24 END | 67.335 |
| HIERARCH ESO ISS PBL34 START | 57.757 |
| HIERARCH ESO ISS PBL34 END | 58.274 |
| HIERARCH ESO ISS PBLA34 START | 95.702 |
| HIERARCH ESO ISS PBLA34 END | 96.802 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012539 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012883 |
| HIERARCH ESO ISS AMBI TEMP | 13.1 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |