Exposure
- ID
- GRAVI.2025-11-12T02:06:58.659_2
- Header ID
- GRAVI.2025-11-12T02:06:58.659
- Date updated
- 2025-11-12 02:21:07 UTC+0000
- Release date
- 2026-11-12 02:21:06 UTC+0000
- UTC Start
- 2025-11-12 02:06:58.659
- UTC End
- 2025-11-12 02:12:18.659
- MJD Start
- 60991.08817892
- MJD End
- 60991.0918826237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002679
- Ambient temperature (°C)
- 14.85
- Seeing (arcsec)
- 0.8
Observation
- ID
- 71535
- Category
- science
- Program ID
- 116.293L.002
- Program Title
- THE VLTI/GRAVITY+ AND MATISSE EXOPLANET EXTRAVAGANZA
- Program Type
- GTO
- PI / COI
- KREIDBERG / BRANDNER / LE BOUQUIN / TREVASCUS / SAUTER / LACOUR / MOLLIERE / SAMLAND / HOULLÉ / MILLOUR / BAILER-JONES / ROUSSELET-PERRAUT / PERRIN / EISENHAUER / PAUMARD / STRAUBMEIER / GARCIA / HOENIG / LUTZ / SPEZZANO / BERIO / SCIGLIUTO / LOPEZ / DEFR
Target
- ID
- 53120
- Name
- HD___984
- RA
- 3.5427166666666663
- DEC
- -7.199114444444445
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 | 55.4270 | 55.5620 | 30.1000 | 30.5000 |
| U1-U3 | 100.9740 | 101.2160 | 36.3000 | 36.7000 |
| U1-U4 | 130.1990 | 130.2040 | 63.0050 | 63.1800 |
| U2-U3 | 46.2570 | 46.3530 | 43.7000 | 44.0000 |
| U2-U4 | 88.9090 | 88.6480 | 82.7950 | 82.9480 |
| U3-U4 | 60.4930 | 60.1210 | 111.6130 | 111.9290 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.293L.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60991.08817892 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 984 |
| HIERARCH ESO INS SOBJ NAME | HD___984 |
| RA | 3.545283 |
| DEC | -7.19948 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 55.427 |
| HIERARCH ESO ISS PBL12 END | 55.562 |
| HIERARCH ESO ISS PBLA12 START | 30.1 |
| HIERARCH ESO ISS PBLA12 END | 30.5 |
| HIERARCH ESO ISS PBL13 START | 100.974 |
| HIERARCH ESO ISS PBL13 END | 101.216 |
| HIERARCH ESO ISS PBLA13 START | 36.3 |
| HIERARCH ESO ISS PBLA13 END | 36.7 |
| HIERARCH ESO ISS PBL14 START | 130.199 |
| HIERARCH ESO ISS PBL14 END | 130.204 |
| HIERARCH ESO ISS PBLA14 START | 63.005 |
| HIERARCH ESO ISS PBLA14 END | 63.18 |
| HIERARCH ESO ISS PBL23 START | 46.257 |
| HIERARCH ESO ISS PBL23 END | 46.353 |
| HIERARCH ESO ISS PBLA23 START | 43.7 |
| HIERARCH ESO ISS PBLA23 END | 44.0 |
| HIERARCH ESO ISS PBL24 START | 88.909 |
| HIERARCH ESO ISS PBL24 END | 88.648 |
| HIERARCH ESO ISS PBLA24 START | 82.795 |
| HIERARCH ESO ISS PBLA24 END | 82.948 |
| HIERARCH ESO ISS PBL34 START | 60.493 |
| HIERARCH ESO ISS PBL34 END | 60.121 |
| HIERARCH ESO ISS PBLA34 START | 111.613 |
| HIERARCH ESO ISS PBLA34 END | 111.929 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002329 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003029 |
| HIERARCH ESO ISS AMBI TEMP | 14.85 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | HD___984 |
| HIERARCH ESO FT ROBJ ALPHA | 001410.252 |
| HIERARCH ESO FT ROBJ DELTA | -071156.812 |