Exposure
- ID
- GRAVI.2024-06-30T00:02:59.089_2
- Header ID
- GRAVI.2024-06-30T00:02:59.089
- Date updated
- 2024-06-30 00:10:35 UTC+0000
- Release date
- 2024-06-30 00:02:59 UTC+0000
- UTC Start
- 2024-06-30 00:02:59.089
- UTC End
- 2024-06-30 00:03:35.089
- MJD Start
- 60491.00207279
- MJD End
- 60491.0024894567
- Exposure time (s)
- 36.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040575
- Ambient temperature (°C)
- 12.25
- Seeing (arcsec)
- 0.685
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 | 52.5820 | 52.5480 | 26.6000 | 26.7000 |
| U1-U3 | 96.2740 | 96.2040 | 33.1000 | 33.3000 |
| U1-U4 | 128.1210 | 128.0470 | 60.4190 | 60.6490 |
| U2-U3 | 44.4420 | 44.4080 | 40.9000 | 41.1000 |
| U2-U4 | 89.3970 | 89.3880 | 79.5500 | 79.7980 |
| U3-U4 | 61.3550 | 61.3960 | 106.4710 | 106.7090 |
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 | 60491.00207279 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD123227A |
| HIERARCH ESO INS SOBJ NAME | HD123227A |
| RA | 211.926288 |
| DEC | -49.86676 |
| 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 | 52.582 |
| HIERARCH ESO ISS PBL12 END | 52.548 |
| HIERARCH ESO ISS PBLA12 START | 26.6 |
| HIERARCH ESO ISS PBLA12 END | 26.7 |
| HIERARCH ESO ISS PBL13 START | 96.274 |
| HIERARCH ESO ISS PBL13 END | 96.204 |
| HIERARCH ESO ISS PBLA13 START | 33.1 |
| HIERARCH ESO ISS PBLA13 END | 33.3 |
| HIERARCH ESO ISS PBL14 START | 128.121 |
| HIERARCH ESO ISS PBL14 END | 128.047 |
| HIERARCH ESO ISS PBLA14 START | 60.419 |
| HIERARCH ESO ISS PBLA14 END | 60.649 |
| HIERARCH ESO ISS PBL23 START | 44.442 |
| HIERARCH ESO ISS PBL23 END | 44.408 |
| HIERARCH ESO ISS PBLA23 START | 40.9 |
| HIERARCH ESO ISS PBLA23 END | 41.1 |
| HIERARCH ESO ISS PBL24 START | 89.397 |
| HIERARCH ESO ISS PBL24 END | 89.388 |
| HIERARCH ESO ISS PBLA24 START | 79.55 |
| HIERARCH ESO ISS PBLA24 END | 79.798 |
| HIERARCH ESO ISS PBL34 START | 61.355 |
| HIERARCH ESO ISS PBL34 END | 61.396 |
| HIERARCH ESO ISS PBLA34 START | 106.471 |
| HIERARCH ESO ISS PBLA34 END | 106.709 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004047 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004068 |
| HIERARCH ESO ISS AMBI TEMP | 12.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | HD123227A |
| HIERARCH ESO FT ROBJ ALPHA | 140741.4889 |
| HIERARCH ESO FT ROBJ DELTA | -495202.4383 |