Exposure
- ID
- GRAVI.2025-06-20T00:50:32.275_2
- Header ID
- GRAVI.2025-06-20T00:50:32.275
- Date updated
- 2025-06-20 01:00:51 UTC+0000
- Release date
- 2025-06-20 00:50:32 UTC+0000
- UTC Start
- 2025-06-20 00:50:32.275
- UTC End
- 2025-06-20 00:54:32.275
- MJD Start
- 60846.03509577
- MJD End
- 60846.03787354778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047205
- Ambient temperature (°C)
- 13.81
- Seeing (arcsec)
- 0.41000000000000003
Observation
- ID
- 68157
- 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
- K0 G2 D0 J3
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 68.3170 | 68.3370 | 270.2000 | 271.0000 |
| K0-D0 | 95.2580 | 95.1190 | 251.5000 | 252.3000 |
| K0-J3 | 52.0930 | 52.2230 | 329.6270 | 330.1920 |
| G2-D0 | 37.5400 | 37.4420 | 216.0000 | 216.6000 |
| G2-J3 | 61.3300 | 61.1640 | 43.1910 | 43.8400 |
| D0-J3 | 98.6840 | 98.4190 | 40.4440 | 41.0770 |
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 | 60846.03509577 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd123227b |
| HIERARCH ESO INS SOBJ NAME | hd123227b |
| RA | 211.922666 |
| 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 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 68.317 |
| HIERARCH ESO ISS PBL12 END | 68.337 |
| HIERARCH ESO ISS PBLA12 START | 270.2 |
| HIERARCH ESO ISS PBLA12 END | 271.0 |
| HIERARCH ESO ISS PBL13 START | 95.258 |
| HIERARCH ESO ISS PBL13 END | 95.119 |
| HIERARCH ESO ISS PBLA13 START | 251.5 |
| HIERARCH ESO ISS PBLA13 END | 252.3 |
| HIERARCH ESO ISS PBL14 START | 52.093 |
| HIERARCH ESO ISS PBL14 END | 52.223 |
| HIERARCH ESO ISS PBLA14 START | 329.627 |
| HIERARCH ESO ISS PBLA14 END | 330.192 |
| HIERARCH ESO ISS PBL23 START | 37.54 |
| HIERARCH ESO ISS PBL23 END | 37.442 |
| HIERARCH ESO ISS PBLA23 START | 216.0 |
| HIERARCH ESO ISS PBLA23 END | 216.6 |
| HIERARCH ESO ISS PBL24 START | 61.33 |
| HIERARCH ESO ISS PBL24 END | 61.164 |
| HIERARCH ESO ISS PBLA24 START | 43.191 |
| HIERARCH ESO ISS PBLA24 END | 43.84 |
| HIERARCH ESO ISS PBL34 START | 98.684 |
| HIERARCH ESO ISS PBL34 END | 98.419 |
| HIERARCH ESO ISS PBLA34 START | 40.444 |
| HIERARCH ESO ISS PBLA34 END | 41.077 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00537 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004071 |
| HIERARCH ESO ISS AMBI TEMP | 13.81 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |
| HIERARCH ESO FT ROBJ NAME | hd123227a |
| HIERARCH ESO FT ROBJ ALPHA | 140741.528 |
| HIERARCH ESO FT ROBJ DELTA | -495203.322 |