Exposure
- ID
- GRAVI.2025-06-08T03:47:32.833_2
- Header ID
- GRAVI.2025-06-08T03:47:32.833
- Date updated
- 2025-06-08 03:55:48 UTC+0000
- Release date
- 2025-06-08 03:55:47 UTC+0000
- UTC Start
- 2025-06-08 03:47:32.833
- UTC End
- 2025-06-08 03:49:32.833
- MJD Start
- 60834.1580189
- MJD End
- 60834.15940778889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0028125
- Ambient temperature (°C)
- 11.92
- Seeing (arcsec)
- 0.94
Observation
- ID
- 67754
- Category
- science
- Program ID
- 60.A-9800(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50392
- Name
- ga_005_A
- RA
- 252.75354166666665
- DEC
- -32.4062775
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 | 56.4460 | 56.4340 | 21.6000 | 21.9000 |
| U1-U3 | 102.3450 | 102.3270 | 27.9000 | 28.2000 |
| U1-U4 | 130.0040 | 130.0530 | 55.3460 | 55.6750 |
| U2-U3 | 46.6360 | 46.6320 | 35.4000 | 35.7000 |
| U2-U4 | 88.7620 | 88.8500 | 76.0130 | 76.3410 |
| U3-U4 | 61.3850 | 61.4790 | 105.6490 | 105.9380 |
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 | 60834.1580189 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ga_005 |
| HIERARCH ESO INS SOBJ NAME | ga_005_B |
| RA | 252.756266 |
| DEC | -32.40699 |
| 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 | 144.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 40 |
| HIERARCH ESO ISS PBL12 START | 56.446 |
| HIERARCH ESO ISS PBL12 END | 56.434 |
| HIERARCH ESO ISS PBLA12 START | 21.6 |
| HIERARCH ESO ISS PBLA12 END | 21.9 |
| HIERARCH ESO ISS PBL13 START | 102.345 |
| HIERARCH ESO ISS PBL13 END | 102.327 |
| HIERARCH ESO ISS PBLA13 START | 27.9 |
| HIERARCH ESO ISS PBLA13 END | 28.2 |
| HIERARCH ESO ISS PBL14 START | 130.004 |
| HIERARCH ESO ISS PBL14 END | 130.053 |
| HIERARCH ESO ISS PBLA14 START | 55.346 |
| HIERARCH ESO ISS PBLA14 END | 55.675 |
| HIERARCH ESO ISS PBL23 START | 46.636 |
| HIERARCH ESO ISS PBL23 END | 46.632 |
| HIERARCH ESO ISS PBLA23 START | 35.4 |
| HIERARCH ESO ISS PBLA23 END | 35.7 |
| HIERARCH ESO ISS PBL24 START | 88.762 |
| HIERARCH ESO ISS PBL24 END | 88.85 |
| HIERARCH ESO ISS PBLA24 START | 76.013 |
| HIERARCH ESO ISS PBLA24 END | 76.341 |
| HIERARCH ESO ISS PBL34 START | 61.385 |
| HIERARCH ESO ISS PBL34 END | 61.479 |
| HIERARCH ESO ISS PBLA34 START | 105.649 |
| HIERARCH ESO ISS PBLA34 END | 105.938 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002872 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002753 |
| HIERARCH ESO ISS AMBI TEMP | 11.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.96 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |
| HIERARCH ESO FT ROBJ NAME | ga_005_A |
| HIERARCH ESO FT ROBJ ALPHA | 165100.850 |
| HIERARCH ESO FT ROBJ DELTA | -322422.599 |