Exposure
- ID
- GRAVI.2025-06-24T02:04:20.087_2
- Header ID
- GRAVI.2025-06-24T02:04:20.087
- Date updated
- 2025-06-24 02:15:45 UTC+0000
- Release date
- 2025-06-24 02:04:20 UTC+0000
- UTC Start
- 2025-06-24 02:04:20.087
- UTC End
- 2025-06-24 02:08:20.087
- MJD Start
- 60850.0863436
- MJD End
- 60850.08912137778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004671
- Ambient temperature (°C)
- 11.37
- Seeing (arcsec)
- 0.435
Observation
- ID
- 68222
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 49205
- Name
- hd123227a
- RA
- 211.9230333333333
- DEC
- -49.86758944444445
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 24.7070 | 24.7370 | 152.5000 | 153.2000 |
| A0-D0 | 29.8440 | 29.7040 | 88.2000 | 89.0000 |
| A0-C1 | 22.6230 | 22.6200 | 129.2010 | 130.0190 |
| B2-D0 | 29.3710 | 29.2430 | 38.9000 | 39.4000 |
| B2-C1 | 9.7840 | 9.7410 | 38.8270 | 39.3300 |
| D0-C1 | 19.5880 | 19.5020 | 218.9000 | 219.4040 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60850.0863436 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd123227b |
| HIERARCH ESO INS SOBJ NAME | hd123227b |
| RA | 211.919219 |
| DEC | -49.86683 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 24.707 |
| HIERARCH ESO ISS PBL12 END | 24.737 |
| HIERARCH ESO ISS PBLA12 START | 152.5 |
| HIERARCH ESO ISS PBLA12 END | 153.2 |
| HIERARCH ESO ISS PBL13 START | 29.844 |
| HIERARCH ESO ISS PBL13 END | 29.704 |
| HIERARCH ESO ISS PBLA13 START | 88.2 |
| HIERARCH ESO ISS PBLA13 END | 89.0 |
| HIERARCH ESO ISS PBL14 START | 22.623 |
| HIERARCH ESO ISS PBL14 END | 22.62 |
| HIERARCH ESO ISS PBLA14 START | 129.201 |
| HIERARCH ESO ISS PBLA14 END | 130.019 |
| HIERARCH ESO ISS PBL23 START | 29.371 |
| HIERARCH ESO ISS PBL23 END | 29.243 |
| HIERARCH ESO ISS PBLA23 START | 38.9 |
| HIERARCH ESO ISS PBLA23 END | 39.4 |
| HIERARCH ESO ISS PBL24 START | 9.784 |
| HIERARCH ESO ISS PBL24 END | 9.741 |
| HIERARCH ESO ISS PBLA24 START | 38.827 |
| HIERARCH ESO ISS PBLA24 END | 39.33 |
| HIERARCH ESO ISS PBL34 START | 19.588 |
| HIERARCH ESO ISS PBL34 END | 19.502 |
| HIERARCH ESO ISS PBLA34 START | 218.9 |
| HIERARCH ESO ISS PBLA34 END | 219.404 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004455 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004887 |
| HIERARCH ESO ISS AMBI TEMP | 11.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |