Exposure
- ID
- GRAVI.2021-05-24T06:11:14.693_2
- Header ID
- GRAVI.2021-05-24T06:11:14.693
- Date updated
- 2021-05-24 06:25:16 UTC+0000
- Release date
- 2022-05-24 06:25:16 UTC+0000
- UTC Start
- 2021-05-24 06:11:14.693
- UTC End
- 2021-05-24 06:16:34.693
- MJD Start
- 59358.25780895
- MJD End
- 59358.2615126537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004588
- Ambient temperature (°C)
- 12.12
- Seeing (arcsec)
- 0.545
Observation
- ID
- 47451
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
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 | 56.4780 | 56.4470 | 25.1000 | 25.7000 |
U1-U3 | 102.3250 | 102.2640 | 31.4000 | 32.1000 |
U1-U4 | 130.2060 | 130.1640 | 59.3870 | 60.0730 |
U2-U3 | 46.6100 | 46.5820 | 39.1000 | 39.8000 |
U2-U4 | 89.4060 | 89.4290 | 80.2400 | 80.9390 |
U3-U4 | 62.3600 | 62.4230 | 109.6930 | 110.3670 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59358.25780895 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416898 |
DEC | -29.00719 |
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 | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 56.478 |
HIERARCH ESO ISS PBL12 END | 56.447 |
HIERARCH ESO ISS PBLA12 START | 25.1 |
HIERARCH ESO ISS PBLA12 END | 25.7 |
HIERARCH ESO ISS PBL13 START | 102.325 |
HIERARCH ESO ISS PBL13 END | 102.264 |
HIERARCH ESO ISS PBLA13 START | 31.4 |
HIERARCH ESO ISS PBLA13 END | 32.1 |
HIERARCH ESO ISS PBL14 START | 130.206 |
HIERARCH ESO ISS PBL14 END | 130.164 |
HIERARCH ESO ISS PBLA14 START | 59.387 |
HIERARCH ESO ISS PBLA14 END | 60.073 |
HIERARCH ESO ISS PBL23 START | 46.61 |
HIERARCH ESO ISS PBL23 END | 46.582 |
HIERARCH ESO ISS PBLA23 START | 39.1 |
HIERARCH ESO ISS PBLA23 END | 39.8 |
HIERARCH ESO ISS PBL24 START | 89.406 |
HIERARCH ESO ISS PBL24 END | 89.429 |
HIERARCH ESO ISS PBLA24 START | 80.24 |
HIERARCH ESO ISS PBLA24 END | 80.939 |
HIERARCH ESO ISS PBL34 START | 62.36 |
HIERARCH ESO ISS PBL34 END | 62.423 |
HIERARCH ESO ISS PBLA34 START | 109.693 |
HIERARCH ESO ISS PBLA34 END | 110.367 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004887 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004289 |
HIERARCH ESO ISS AMBI TEMP | 12.12 |
HIERARCH ESO ISS AMBI FWHM START | 0.55 |
HIERARCH ESO ISS AMBI FWHM END | 0.54 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |