Exposure
- ID
- GRAVI.2023-12-29T03:36:08.473_2
- Header ID
- GRAVI.2023-12-29T03:36:08.473
- Date updated
- 2023-12-30 21:54:57 UTC+0000
- Release date
- 2024-12-29 03:50:45 UTC+0000
- UTC Start
- 2023-12-29 03:36:08.473
- UTC End
- 2023-12-29 03:42:48.473
- MJD Start
- 60307.15009807
- MJD End
- 60307.1547276996
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060335
- Ambient temperature (°C)
- 13.13
- Seeing (arcsec)
- 0.69
Observation
- ID
- 58108
- Category
- science
- Program ID
- 112.26X1.001
- Program Title
- CONFIRMING THE YOUNGEST GAP-OPENING PROTOPLANET UNDERGOING RUNAWAY GAS ACCRETION
- Program Type
- ToO
- PI / COI
- JIANG/ LACOUR/ KAMMERER/ MANARA/ XIE/ AOYAMA/ DONG/ HASHIMOTO/ KRIJT/ MACIAS/ ORMEL/ REN/ UYAMA
Target
- ID
- 43027
- Name
- HD31648
- RA
- 74.6927708333333
- DEC
- 29.8436075
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 | 40.9010 | 41.5800 | 41.1000 | 41.3000 |
| U1-U3 | 78.8560 | 80.1290 | 47.6000 | 47.6000 |
| U1-U4 | 123.2050 | 124.2170 | 69.4750 | 68.7760 |
| U2-U3 | 38.5090 | 39.0710 | 54.6000 | 54.3000 |
| U2-U4 | 89.3760 | 89.4260 | 82.0550 | 81.1820 |
| U3-U4 | 57.9850 | 57.3530 | 99.8800 | 99.1070 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.26X1.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60307.15009807 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD31648 |
| HIERARCH ESO INS SOBJ NAME | HD31648 |
| RA | 74.694967 |
| DEC | 29.84348 |
| 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 | 418.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 40.901 |
| HIERARCH ESO ISS PBL12 END | 41.58 |
| HIERARCH ESO ISS PBLA12 START | 41.1 |
| HIERARCH ESO ISS PBLA12 END | 41.3 |
| HIERARCH ESO ISS PBL13 START | 78.856 |
| HIERARCH ESO ISS PBL13 END | 80.129 |
| HIERARCH ESO ISS PBLA13 START | 47.6 |
| HIERARCH ESO ISS PBLA13 END | 47.6 |
| HIERARCH ESO ISS PBL14 START | 123.205 |
| HIERARCH ESO ISS PBL14 END | 124.217 |
| HIERARCH ESO ISS PBLA14 START | 69.475 |
| HIERARCH ESO ISS PBLA14 END | 68.776 |
| HIERARCH ESO ISS PBL23 START | 38.509 |
| HIERARCH ESO ISS PBL23 END | 39.071 |
| HIERARCH ESO ISS PBLA23 START | 54.6 |
| HIERARCH ESO ISS PBLA23 END | 54.3 |
| HIERARCH ESO ISS PBL24 START | 89.376 |
| HIERARCH ESO ISS PBL24 END | 89.426 |
| HIERARCH ESO ISS PBLA24 START | 82.055 |
| HIERARCH ESO ISS PBLA24 END | 81.182 |
| HIERARCH ESO ISS PBL34 START | 57.985 |
| HIERARCH ESO ISS PBL34 END | 57.353 |
| HIERARCH ESO ISS PBLA34 START | 99.88 |
| HIERARCH ESO ISS PBLA34 END | 99.107 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004704 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007363 |
| HIERARCH ESO ISS AMBI TEMP | 13.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.81 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | HD31648 |
| HIERARCH ESO FT ROBJ ALPHA | 045846.265 |
| HIERARCH ESO FT ROBJ DELTA | 295036.987 |