Exposure
- ID
- GRAVI.2024-05-30T23:31:04.250_2
- Header ID
- GRAVI.2024-05-30T23:31:04.250
- Date updated
- 2024-05-30 23:40:29 UTC+0000
- Release date
- 2024-05-30 23:31:04 UTC+0000
- UTC Start
- 2024-05-30 23:31:04.250
- UTC End
- 2024-05-30 23:31:40.250
- MJD Start
- 60460.9799103
- MJD End
- 60460.9803269667
- Exposure time (s)
- 36.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0035345
- Ambient temperature (°C)
- 15.38
- Seeing (arcsec)
- 0.85
Observation
- ID
- 59438
- Category
- calibrator
- Program ID
- 113.26QU.001
- Program Title
- SEARCH FOR CHEMICAL SIGNATURES LINKING DISKS TO EXOPLANETARY ATMOSPHERES: CARBON FRACTIONATION
- Program Type
- Normal
- PI / COI
- SPEZZANO / BUNN / CASELLI / BOURDAROT / KRAVCHENKO / SIPILÄ / CARONE / KAMMERER / LACOUR / EISENHAUER / BALMER / HELLING / WOITKE
Target
- ID
- 44065
- Name
- HD123227A
- RA
- 211.922870416667
- DEC
- -49.8673439722222
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 | 54.6330 | 54.6290 | 5.1000 | 5.3000 |
| U1-U3 | 100.5410 | 100.5280 | 10.2000 | 10.4000 |
| U1-U4 | 129.2240 | 129.2550 | 31.6910 | 31.9630 |
| U2-U3 | 46.3750 | 46.3700 | 16.2000 | 16.4000 |
| U2-U4 | 84.0220 | 84.1060 | 48.6240 | 48.9230 |
| U3-U4 | 51.3390 | 51.4660 | 77.6370 | 77.9170 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26QU.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60460.9799103 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD123227A |
| HIERARCH ESO INS SOBJ NAME | HD123227A |
| RA | 211.925826 |
| DEC | -49.86682 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 81.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 120 |
| HIERARCH ESO ISS PBL12 START | 54.633 |
| HIERARCH ESO ISS PBL12 END | 54.629 |
| HIERARCH ESO ISS PBLA12 START | 5.1 |
| HIERARCH ESO ISS PBLA12 END | 5.3 |
| HIERARCH ESO ISS PBL13 START | 100.541 |
| HIERARCH ESO ISS PBL13 END | 100.528 |
| HIERARCH ESO ISS PBLA13 START | 10.2 |
| HIERARCH ESO ISS PBLA13 END | 10.4 |
| HIERARCH ESO ISS PBL14 START | 129.224 |
| HIERARCH ESO ISS PBL14 END | 129.255 |
| HIERARCH ESO ISS PBLA14 START | 31.691 |
| HIERARCH ESO ISS PBLA14 END | 31.963 |
| HIERARCH ESO ISS PBL23 START | 46.375 |
| HIERARCH ESO ISS PBL23 END | 46.37 |
| HIERARCH ESO ISS PBLA23 START | 16.2 |
| HIERARCH ESO ISS PBLA23 END | 16.4 |
| HIERARCH ESO ISS PBL24 START | 84.022 |
| HIERARCH ESO ISS PBL24 END | 84.106 |
| HIERARCH ESO ISS PBLA24 START | 48.624 |
| HIERARCH ESO ISS PBLA24 END | 48.923 |
| HIERARCH ESO ISS PBL34 START | 51.339 |
| HIERARCH ESO ISS PBL34 END | 51.466 |
| HIERARCH ESO ISS PBLA34 START | 77.637 |
| HIERARCH ESO ISS PBLA34 END | 77.917 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003611 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003458 |
| HIERARCH ESO ISS AMBI TEMP | 15.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.87 |
| HIERARCH ESO FT ROBJ NAME | HD123227A |
| HIERARCH ESO FT ROBJ ALPHA | 140741.4889 |
| HIERARCH ESO FT ROBJ DELTA | -495202.4383 |