Exposure
- ID
- GRAVI.2025-02-15T06:56:37.723_2
- Header ID
- GRAVI.2025-02-15T06:56:37.723
- Date updated
- 2025-02-15 07:10:46 UTC+0000
- Release date
- 2026-02-15 07:10:46 UTC+0000
- UTC Start
- 2025-02-15 06:56:37.723
- UTC End
- 2025-02-15 07:03:17.723
- MJD Start
- 60721.2893255
- MJD End
- 60721.29395512963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009239
- Ambient temperature (°C)
- 13.68
- Seeing (arcsec)
- 0.755
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 | 56.0170 | 55.9840 | 10.3000 | 11.3000 |
| U1-U3 | 102.0900 | 102.0350 | 15.8000 | 16.8000 |
| U1-U4 | 128.3330 | 128.6410 | 39.8960 | 41.2130 |
| U2-U3 | 46.6370 | 46.6310 | 22.4000 | 23.5000 |
| U2-U4 | 84.3030 | 84.8650 | 59.0610 | 60.4390 |
| U3-U4 | 54.5640 | 55.2330 | 89.7790 | 90.9310 |
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 | 60721.2893255 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574705 |
| 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 | 56.017 |
| HIERARCH ESO ISS PBL12 END | 55.984 |
| HIERARCH ESO ISS PBLA12 START | 10.3 |
| HIERARCH ESO ISS PBLA12 END | 11.3 |
| HIERARCH ESO ISS PBL13 START | 102.09 |
| HIERARCH ESO ISS PBL13 END | 102.035 |
| HIERARCH ESO ISS PBLA13 START | 15.8 |
| HIERARCH ESO ISS PBLA13 END | 16.8 |
| HIERARCH ESO ISS PBL14 START | 128.333 |
| HIERARCH ESO ISS PBL14 END | 128.641 |
| HIERARCH ESO ISS PBLA14 START | 39.896 |
| HIERARCH ESO ISS PBLA14 END | 41.213 |
| HIERARCH ESO ISS PBL23 START | 46.637 |
| HIERARCH ESO ISS PBL23 END | 46.631 |
| HIERARCH ESO ISS PBLA23 START | 22.4 |
| HIERARCH ESO ISS PBLA23 END | 23.5 |
| HIERARCH ESO ISS PBL24 START | 84.303 |
| HIERARCH ESO ISS PBL24 END | 84.865 |
| HIERARCH ESO ISS PBLA24 START | 59.061 |
| HIERARCH ESO ISS PBLA24 END | 60.439 |
| HIERARCH ESO ISS PBL34 START | 54.564 |
| HIERARCH ESO ISS PBL34 END | 55.233 |
| HIERARCH ESO ISS PBLA34 START | 89.779 |
| HIERARCH ESO ISS PBLA34 END | 90.931 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01103 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007448 |
| HIERARCH ESO ISS AMBI TEMP | 13.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |