Exposure
- ID
- GRAVI.2025-11-12T03:51:55.925_2
- Header ID
- GRAVI.2025-11-12T03:51:55.925
- Date updated
- 2025-11-12 04:11:05 UTC+0000
- Release date
- 2026-11-12 04:11:05 UTC+0000
- UTC Start
- 2025-11-12 03:51:55.925
- UTC End
- 2025-11-12 03:57:15.925
- MJD Start
- 60991.16106395
- MJD End
- 60991.1647676537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003835
- Ambient temperature (°C)
- 14.68
- Seeing (arcsec)
- 0.7150000000000001
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 | 56.4940 | 56.4500 | 35.1000 | 35.2000 |
| U1-U3 | 101.7480 | 101.5470 | 40.1000 | 40.2000 |
| U1-U4 | 120.1070 | 118.9600 | 63.9920 | 63.8990 |
| U2-U3 | 45.7410 | 45.5710 | 46.4000 | 46.3000 |
| U2-U4 | 75.7260 | 74.5300 | 85.1130 | 85.2110 |
| U3-U4 | 49.2330 | 48.4070 | 120.6650 | 121.4240 |
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 | 60991.16106395 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 984 |
| HIERARCH ESO INS SOBJ NAME | HD___984 |
| RA | 3.545302 |
| DEC | -7.19951 |
| 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 | 56.494 |
| HIERARCH ESO ISS PBL12 END | 56.45 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 101.748 |
| HIERARCH ESO ISS PBL13 END | 101.547 |
| HIERARCH ESO ISS PBLA13 START | 40.1 |
| HIERARCH ESO ISS PBLA13 END | 40.2 |
| HIERARCH ESO ISS PBL14 START | 120.107 |
| HIERARCH ESO ISS PBL14 END | 118.96 |
| HIERARCH ESO ISS PBLA14 START | 63.992 |
| HIERARCH ESO ISS PBLA14 END | 63.899 |
| HIERARCH ESO ISS PBL23 START | 45.741 |
| HIERARCH ESO ISS PBL23 END | 45.571 |
| HIERARCH ESO ISS PBLA23 START | 46.4 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 75.726 |
| HIERARCH ESO ISS PBL24 END | 74.53 |
| HIERARCH ESO ISS PBLA24 START | 85.113 |
| HIERARCH ESO ISS PBLA24 END | 85.211 |
| HIERARCH ESO ISS PBL34 START | 49.233 |
| HIERARCH ESO ISS PBL34 END | 48.407 |
| HIERARCH ESO ISS PBLA34 START | 120.665 |
| HIERARCH ESO ISS PBLA34 END | 121.424 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004077 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003593 |
| HIERARCH ESO ISS AMBI TEMP | 14.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | HD___984 |
| HIERARCH ESO FT ROBJ ALPHA | 001410.252 |
| HIERARCH ESO FT ROBJ DELTA | -071156.812 |