Exposure
- ID
- GRAVI.2021-05-24T06:04:26.676_2
- Header ID
- GRAVI.2021-05-24T06:04:26.676
- Date updated
- 2021-05-24 06:20:34 UTC+0000
- Release date
- 2022-05-24 06:20:34 UTC+0000
- UTC Start
- 2021-05-24 06:04:26.676
- UTC End
- 2021-05-24 06:09:46.676
- MJD Start
- 59358.25308653
- MJD End
- 59358.2567902337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049925
- Ambient temperature (°C)
- 12.16
- Seeing (arcsec)
- 0.465
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 | 56.5080 | 56.4830 | 24.3000 | 25.0000 |
U1-U3 | 102.3790 | 102.3350 | 30.6000 | 31.3000 |
U1-U4 | 130.1960 | 130.2090 | 58.5590 | 59.2590 |
U2-U3 | 46.6320 | 46.6140 | 38.3000 | 39.0000 |
U2-U4 | 89.3240 | 89.3970 | 79.4060 | 80.1100 |
U3-U4 | 62.2490 | 62.3450 | 108.9030 | 109.5680 |
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 | 59358.25308653 |
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 | 56.508 |
HIERARCH ESO ISS PBL12 END | 56.483 |
HIERARCH ESO ISS PBLA12 START | 24.3 |
HIERARCH ESO ISS PBLA12 END | 25.0 |
HIERARCH ESO ISS PBL13 START | 102.379 |
HIERARCH ESO ISS PBL13 END | 102.335 |
HIERARCH ESO ISS PBLA13 START | 30.6 |
HIERARCH ESO ISS PBLA13 END | 31.3 |
HIERARCH ESO ISS PBL14 START | 130.196 |
HIERARCH ESO ISS PBL14 END | 130.209 |
HIERARCH ESO ISS PBLA14 START | 58.559 |
HIERARCH ESO ISS PBLA14 END | 59.259 |
HIERARCH ESO ISS PBL23 START | 46.632 |
HIERARCH ESO ISS PBL23 END | 46.614 |
HIERARCH ESO ISS PBLA23 START | 38.3 |
HIERARCH ESO ISS PBLA23 END | 39.0 |
HIERARCH ESO ISS PBL24 START | 89.324 |
HIERARCH ESO ISS PBL24 END | 89.397 |
HIERARCH ESO ISS PBLA24 START | 79.406 |
HIERARCH ESO ISS PBLA24 END | 80.11 |
HIERARCH ESO ISS PBL34 START | 62.249 |
HIERARCH ESO ISS PBL34 END | 62.345 |
HIERARCH ESO ISS PBLA34 START | 108.903 |
HIERARCH ESO ISS PBLA34 END | 109.568 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005098 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004887 |
HIERARCH ESO ISS AMBI TEMP | 12.16 |
HIERARCH ESO ISS AMBI FWHM START | 0.38 |
HIERARCH ESO ISS AMBI FWHM END | 0.55 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |