Exposure
- ID
- GRAVI.2021-12-31T06:39:28.037_1
- Header ID
- GRAVI.2021-12-31T06:39:28.037
- Date updated
- 2021-12-31 06:50:51 UTC+0000
- Release date
- 2022-12-31 06:50:51 UTC+0000
- UTC Start
- 2021-12-31 06:39:28.037
- UTC End
- 2021-12-31 06:42:08.037
- MJD Start
- 59579.27740784
- MJD End
- 59579.2792596919
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005362
- Ambient temperature (°C)
- 13.69
- Seeing (arcsec)
- 1.445
Observation
- ID
- 49130
- Category
- science
- Program ID
- 108.222E.001
- Program Title
- THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
- Program Type
- Normal
- PI / COI
- SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
- ID
- 36765
- Name
- HD_259440
- RA
- 98.245785
- DEC
- 5.80032
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-G1 | 68.4290 | 67.7540 | 116.3000 | 116.5000 |
A0-J2 | 109.4870 | 108.6120 | 89.4000 | 89.3000 |
A0-J3 | 132.2130 | 132.1350 | 50.1180 | 50.0160 |
G1-J2 | 57.4620 | 57.3590 | 56.9000 | 56.7000 |
G1-J3 | 121.8450 | 122.0600 | 19.2050 | 19.4210 |
J2-J3 | 84.0380 | 83.9670 | 354.5120 | 354.9640 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.222E.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59579.27740784 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HD 259440 |
HIERARCH ESO INS SOBJ NAME | HD_259440 |
RA | 98.245785 |
DEC | 5.80032 |
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 | G1 |
HIERARCH ESO ISS CONF STATION3 | J2 |
HIERARCH ESO ISS CONF STATION4 | J3 |
EXPTIME | 176.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 16 |
HIERARCH ESO ISS PBL12 START | 68.429 |
HIERARCH ESO ISS PBL12 END | 67.754 |
HIERARCH ESO ISS PBLA12 START | 116.3 |
HIERARCH ESO ISS PBLA12 END | 116.5 |
HIERARCH ESO ISS PBL13 START | 109.487 |
HIERARCH ESO ISS PBL13 END | 108.612 |
HIERARCH ESO ISS PBLA13 START | 89.4 |
HIERARCH ESO ISS PBLA13 END | 89.3 |
HIERARCH ESO ISS PBL14 START | 132.213 |
HIERARCH ESO ISS PBL14 END | 132.135 |
HIERARCH ESO ISS PBLA14 START | 50.118 |
HIERARCH ESO ISS PBLA14 END | 50.016 |
HIERARCH ESO ISS PBL23 START | 57.462 |
HIERARCH ESO ISS PBL23 END | 57.359 |
HIERARCH ESO ISS PBLA23 START | 56.9 |
HIERARCH ESO ISS PBLA23 END | 56.7 |
HIERARCH ESO ISS PBL24 START | 121.845 |
HIERARCH ESO ISS PBL24 END | 122.06 |
HIERARCH ESO ISS PBLA24 START | 19.205 |
HIERARCH ESO ISS PBLA24 END | 19.421 |
HIERARCH ESO ISS PBL34 START | 84.038 |
HIERARCH ESO ISS PBL34 END | 83.967 |
HIERARCH ESO ISS PBLA34 START | 354.512 |
HIERARCH ESO ISS PBLA34 END | 354.964 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005313 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005411 |
HIERARCH ESO ISS AMBI TEMP | 13.69 |
HIERARCH ESO ISS AMBI FWHM START | 1.39 |
HIERARCH ESO ISS AMBI FWHM END | 1.5 |