Exposure
- ID
- GRAVI.2025-02-15T05:58:16.575_2
- Header ID
- GRAVI.2025-02-15T05:58:16.575
- Date updated
- 2025-02-15 06:15:44 UTC+0000
- Release date
- 2026-02-15 06:15:44 UTC+0000
- UTC Start
- 2025-02-15 05:58:16.575
- UTC End
- 2025-02-15 06:04:56.575
- MJD Start
- 60721.24880295
- MJD End
- 60721.25343257963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012639000000000001
- Ambient temperature (°C)
- 13.16
- Seeing (arcsec)
- 0.505
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 | 56.1630 | 56.1570 | 1.9000 | 2.9000 |
| U1-U3 | 102.3300 | 102.3170 | 6.6000 | 7.7000 |
| U1-U4 | 125.2790 | 125.6550 | 28.0410 | 29.5100 |
| U2-U3 | 46.5950 | 46.6050 | 12.4000 | 13.6000 |
| U2-U4 | 78.8580 | 79.5410 | 46.3410 | 47.9560 |
| U3-U4 | 47.8940 | 48.7680 | 79.2560 | 80.5970 |
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 | 60721.24880295 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574789 |
| DEC | -41.85883 |
| 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 | 56.163 |
| HIERARCH ESO ISS PBL12 END | 56.157 |
| HIERARCH ESO ISS PBLA12 START | 1.9 |
| HIERARCH ESO ISS PBLA12 END | 2.9 |
| HIERARCH ESO ISS PBL13 START | 102.33 |
| HIERARCH ESO ISS PBL13 END | 102.317 |
| HIERARCH ESO ISS PBLA13 START | 6.6 |
| HIERARCH ESO ISS PBLA13 END | 7.7 |
| HIERARCH ESO ISS PBL14 START | 125.279 |
| HIERARCH ESO ISS PBL14 END | 125.655 |
| HIERARCH ESO ISS PBLA14 START | 28.041 |
| HIERARCH ESO ISS PBLA14 END | 29.51 |
| HIERARCH ESO ISS PBL23 START | 46.595 |
| HIERARCH ESO ISS PBL23 END | 46.605 |
| HIERARCH ESO ISS PBLA23 START | 12.4 |
| HIERARCH ESO ISS PBLA23 END | 13.6 |
| HIERARCH ESO ISS PBL24 START | 78.858 |
| HIERARCH ESO ISS PBL24 END | 79.541 |
| HIERARCH ESO ISS PBLA24 START | 46.341 |
| HIERARCH ESO ISS PBLA24 END | 47.956 |
| HIERARCH ESO ISS PBL34 START | 47.894 |
| HIERARCH ESO ISS PBL34 END | 48.768 |
| HIERARCH ESO ISS PBLA34 START | 79.256 |
| HIERARCH ESO ISS PBLA34 END | 80.597 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01042 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014858 |
| HIERARCH ESO ISS AMBI TEMP | 13.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |