Neptune_2026-10-18T15_17_20.9500_AAT.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:14:06 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2026-10-18T15:15:40.740
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : AAT
Location                : Siding Spring (AAT)
Latitude (deg)          : -31.27703
E. Longitude (deg)      : 149.06608
Altitude (km)           :   1.164
Gaia source ID          : 2545054343796547840
2Mass ID (if available) : 00093823-0030078
ICRS Star Coord at Epoch: 00h 09m 38.23138s -00:30:08.38263s
RUWE (>1.4 is poor)     :   0.96
K magnitude             : 14.183
G magnitude             : 15.949
RP magnitude            : 15.372
BP magnitude            : 16.351
DUPflag                 : 0
Distance (au)           : 28.957
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -21.88
Sun-Target sep (deg)    :  157.08
Sun-Moon sep (deg)      :   68.14
B (ring opening deg)    :  -19.11
PA of pole (deg)        :  -43.59
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.713
C/A sky separation (km) :  14976.6
NAIF SPICE kernels      : RAJobs_U111+rgf16.spk
                          URKALLv1.spk
                          nep097.bsp
                          nep101.bsp
                          sat440l.bsp
                          de440.bsp
                          earth_720101_070426.bpc
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          pck00010.tpc
                          pck.ura111.tpc.Neptune
                          naif0012.tls
                          IAU_NEPTUNE_for_RINGFIT.tpc.BECAREFUL
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
Adams         I 2026-10-18T14:32:09.751    47.19  -47.83   62933.00   -27.56
Galatea       I 2026-10-18T14:32:45.413    47.09  -47.80   61953.00   -27.40
Arago         I 2026-10-18T14:35:41.547    46.60  -47.62   57200.00   -26.53
Lassell       I 2026-10-18T14:36:57.554    46.39  -47.54   55200.00   -26.09
LeVerrier     I 2026-10-18T14:38:14.958    46.17  -47.45   53200.00   -25.58
Galle         I 2026-10-18T14:46:12.129    44.81  -46.88   42000.00   -20.80
 
Neptune       I 2026-10-18T15:00:50.902    42.21  -45.63   24760.48             -15.32    -15.83
Neptune       E 2026-10-18T15:30:29.661    36.67  -42.41   24731.47             -53.45    -54.38
 
Galle         E 2026-10-18T15:14:38.919 b  39.67  -44.24   42000.00    20.81
LeVerrier     E 2026-10-18T15:22:39.879 b  38.16  -43.35   53200.00    25.26
Lassell       E 2026-10-18T15:23:58.254 b  37.92  -43.19   55200.00    25.77
Arago         E 2026-10-18T15:25:15.198 b  37.67  -43.04   57200.00    26.21
Galatea       E 2026-10-18T15:28:13.371 b  37.10  -42.69   61953.00    27.11
Adams         E 2026-10-18T15:28:49.419 b  36.99  -42.62   62933.00    27.26