Exposure
- ID
- GRAVI.2025-02-15T05:51:04.557_2
- Header ID
- GRAVI.2025-02-15T05:51:04.557
- Date updated
- 2025-02-15 06:05:35 UTC+0000
- Release date
- 2026-02-15 06:05:35 UTC+0000
- UTC Start
- 2025-02-15 05:51:04.557
- UTC End
- 2025-02-15 05:57:44.557
- MJD Start
- 60721.24380274
- MJD End
- 60721.248432369626
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0124825
- Ambient temperature (°C)
- 12.95
- Seeing (arcsec)
- 0.51
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 | 56.1670 | 56.1630 | 0.8000 | 1.8000 |
| U1-U3 | 102.3410 | 102.3310 | 5.5000 | 6.6000 |
| U1-U4 | 124.8890 | 125.2630 | 26.4830 | 27.9770 |
| U2-U3 | 46.5850 | 46.5950 | 11.1000 | 12.3000 |
| U2-U4 | 78.1400 | 78.8280 | 44.6130 | 46.2700 |
| U3-U4 | 46.9570 | 47.8550 | 77.8140 | 79.1970 |
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 | 60721.24380274 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574791 |
| DEC | -41.85881 |
| 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 | 56.167 |
| HIERARCH ESO ISS PBL12 END | 56.163 |
| HIERARCH ESO ISS PBLA12 START | 0.8 |
| HIERARCH ESO ISS PBLA12 END | 1.8 |
| HIERARCH ESO ISS PBL13 START | 102.341 |
| HIERARCH ESO ISS PBL13 END | 102.331 |
| HIERARCH ESO ISS PBLA13 START | 5.5 |
| HIERARCH ESO ISS PBLA13 END | 6.6 |
| HIERARCH ESO ISS PBL14 START | 124.889 |
| HIERARCH ESO ISS PBL14 END | 125.263 |
| HIERARCH ESO ISS PBLA14 START | 26.483 |
| HIERARCH ESO ISS PBLA14 END | 27.977 |
| HIERARCH ESO ISS PBL23 START | 46.585 |
| HIERARCH ESO ISS PBL23 END | 46.595 |
| HIERARCH ESO ISS PBLA23 START | 11.1 |
| HIERARCH ESO ISS PBLA23 END | 12.3 |
| HIERARCH ESO ISS PBL24 START | 78.14 |
| HIERARCH ESO ISS PBL24 END | 78.828 |
| HIERARCH ESO ISS PBLA24 START | 44.613 |
| HIERARCH ESO ISS PBLA24 END | 46.27 |
| HIERARCH ESO ISS PBL34 START | 46.957 |
| HIERARCH ESO ISS PBL34 END | 47.855 |
| HIERARCH ESO ISS PBLA34 START | 77.814 |
| HIERARCH ESO ISS PBLA34 END | 79.197 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.014545 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01042 |
| HIERARCH ESO ISS AMBI TEMP | 12.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |