Exposure
- ID
- GRAVI.2025-02-15T06:49:25.705_2
- Header ID
- GRAVI.2025-02-15T06:49:25.705
- Date updated
- 2025-02-15 07:05:36 UTC+0000
- Release date
- 2026-02-15 07:05:36 UTC+0000
- UTC Start
- 2025-02-15 06:49:25.705
- UTC End
- 2025-02-15 06:56:05.705
- MJD Start
- 60721.28432529
- MJD End
- 60721.288954919626
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011178500000000001
- Ambient temperature (°C)
- 13.56
- Seeing (arcsec)
- 0.67
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 | 56.0480 | 56.0190 | 9.3000 | 10.2000 |
| U1-U3 | 102.1390 | 102.0920 | 14.7000 | 15.7000 |
| U1-U4 | 127.9930 | 128.3180 | 38.5030 | 39.8320 |
| U2-U3 | 46.6410 | 46.6380 | 21.2000 | 22.3000 |
| U2-U4 | 83.6920 | 84.2750 | 57.5970 | 58.9930 |
| U3-U4 | 53.8370 | 54.5310 | 88.5610 | 89.7230 |
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 | 60721.28432529 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574719 |
| 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 | 56.048 |
| HIERARCH ESO ISS PBL12 END | 56.019 |
| HIERARCH ESO ISS PBLA12 START | 9.3 |
| HIERARCH ESO ISS PBLA12 END | 10.2 |
| HIERARCH ESO ISS PBL13 START | 102.139 |
| HIERARCH ESO ISS PBL13 END | 102.092 |
| HIERARCH ESO ISS PBLA13 START | 14.7 |
| HIERARCH ESO ISS PBLA13 END | 15.7 |
| HIERARCH ESO ISS PBL14 START | 127.993 |
| HIERARCH ESO ISS PBL14 END | 128.318 |
| HIERARCH ESO ISS PBLA14 START | 38.503 |
| HIERARCH ESO ISS PBLA14 END | 39.832 |
| HIERARCH ESO ISS PBL23 START | 46.641 |
| HIERARCH ESO ISS PBL23 END | 46.638 |
| HIERARCH ESO ISS PBLA23 START | 21.2 |
| HIERARCH ESO ISS PBLA23 END | 22.3 |
| HIERARCH ESO ISS PBL24 START | 83.692 |
| HIERARCH ESO ISS PBL24 END | 84.275 |
| HIERARCH ESO ISS PBLA24 START | 57.597 |
| HIERARCH ESO ISS PBLA24 END | 58.993 |
| HIERARCH ESO ISS PBL34 START | 53.837 |
| HIERARCH ESO ISS PBL34 END | 54.531 |
| HIERARCH ESO ISS PBLA34 START | 88.561 |
| HIERARCH ESO ISS PBLA34 END | 89.723 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011327 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01103 |
| HIERARCH ESO ISS AMBI TEMP | 13.56 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |