Exposure
- ID
- GRAVI.2025-06-08T03:57:38.859_2
- Header ID
- GRAVI.2025-06-08T03:57:38.859
- Date updated
- 2025-06-08 04:05:41 UTC+0000
- Release date
- 2025-06-08 04:05:40 UTC+0000
- UTC Start
- 2025-06-08 03:57:38.859
- UTC End
- 2025-06-08 03:59:38.859
- MJD Start
- 60834.16503309
- MJD End
- 60834.16642197889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003178
- Ambient temperature (°C)
- 12.23
- Seeing (arcsec)
- 0.865
Observation
- ID
- 67757
- Category
- science
- Program ID
- 60.A-9800(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50395
- Name
- ga_005_B
- RA
- 252.75357125
- DEC
- -32.40656488888889
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 | 56.3900 | 56.3720 | 22.9000 | 23.2000 |
| U1-U3 | 102.2530 | 102.2220 | 29.1000 | 29.5000 |
| U1-U4 | 130.1680 | 130.1910 | 56.7500 | 57.1200 |
| U2-U3 | 46.6090 | 46.5980 | 36.7000 | 37.1000 |
| U2-U4 | 89.0980 | 89.1690 | 77.4200 | 77.7930 |
| U3-U4 | 61.7600 | 61.8470 | 106.9020 | 107.2410 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9800(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60834.16503309 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ga_005 |
| HIERARCH ESO INS SOBJ NAME | ga_005_A |
| RA | 252.756261 |
| DEC | -32.407 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 165.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 120 |
| HIERARCH ESO ISS PBL12 START | 56.39 |
| HIERARCH ESO ISS PBL12 END | 56.372 |
| HIERARCH ESO ISS PBLA12 START | 22.9 |
| HIERARCH ESO ISS PBLA12 END | 23.2 |
| HIERARCH ESO ISS PBL13 START | 102.253 |
| HIERARCH ESO ISS PBL13 END | 102.222 |
| HIERARCH ESO ISS PBLA13 START | 29.1 |
| HIERARCH ESO ISS PBLA13 END | 29.5 |
| HIERARCH ESO ISS PBL14 START | 130.168 |
| HIERARCH ESO ISS PBL14 END | 130.191 |
| HIERARCH ESO ISS PBLA14 START | 56.75 |
| HIERARCH ESO ISS PBLA14 END | 57.12 |
| HIERARCH ESO ISS PBL23 START | 46.609 |
| HIERARCH ESO ISS PBL23 END | 46.598 |
| HIERARCH ESO ISS PBLA23 START | 36.7 |
| HIERARCH ESO ISS PBLA23 END | 37.1 |
| HIERARCH ESO ISS PBL24 START | 89.098 |
| HIERARCH ESO ISS PBL24 END | 89.169 |
| HIERARCH ESO ISS PBLA24 START | 77.42 |
| HIERARCH ESO ISS PBLA24 END | 77.793 |
| HIERARCH ESO ISS PBL34 START | 61.76 |
| HIERARCH ESO ISS PBL34 END | 61.847 |
| HIERARCH ESO ISS PBLA34 START | 106.902 |
| HIERARCH ESO ISS PBLA34 END | 107.241 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002717 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003639 |
| HIERARCH ESO ISS AMBI TEMP | 12.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | ga_005_B |
| HIERARCH ESO FT ROBJ ALPHA | 165100.8571 |
| HIERARCH ESO FT ROBJ DELTA | -322423.6336 |