Neptune_2023-10-18T02_57_07.9700_SAAO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:14:15 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2023-10-18T02:54:10.290
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : SAAO
Location                : So. Afr. Astro. Obs. (Sutherland)
Latitude (deg)          : -32.37953
E. Longitude (deg)      :  20.81070
Altitude (km)           :   1.768
Gaia source ID          : 2639715216842421504
2Mass ID (if available) : 23442092-0304569
ICRS Star Coord at Epoch: 23h 44m 21.02634s -03:04:57.66860s
RUWE (>1.4 is poor)     :   1.13
K magnitude             : 11.366
G magnitude             : 14.660
RP magnitude            : 13.616
BP magnitude            : 15.764
DUPflag                 : 0
Distance (au)           : 29.030
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -20.44
Sun-Target sep (deg)    :  151.01
Sun-Moon sep (deg)      :  111.19
B (ring opening deg)    :  -21.45
PA of pole (deg)        :  -41.03
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.265
C/A sky separation (km) :   5586.6
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 2023-10-18T02:20:11.635     5.13  -19.60   62933.00   -25.71
Galatea       I 2023-10-18T02:20:49.770     5.00x -19.48   61953.00   -25.69
Arago         I 2023-10-18T02:23:55.153     4.34x -18.89   57200.00   -25.59
Lassell       I 2023-10-18T02:25:13.400     4.07x -18.64   55200.00   -25.53
LeVerrier     I 2023-10-18T02:26:31.810     3.79x -18.38   53200.00   -25.48
Galle         I 2023-10-18T02:33:55.108     2.22x -16.95   42000.00   -25.00
 
Neptune       I 2023-10-18T02:34:29.826     2.10x -16.84   24748.81              28.93     29.77
Neptune       E 2023-10-18T03:13:53.495    -6.22x  -9.02   24763.54              -4.83     -5.00
 
Galle         E 2023-10-18T03:25:17.543    -8.62x  -6.70   42000.00    24.91
LeVerrier     E 2023-10-18T03:32:43.257   -10.17x  -5.18   53200.00    25.30
Lassell       E 2023-10-18T03:34:02.236   -10.45x  -4.91x  55200.00    25.35
Arago         E 2023-10-18T03:35:21.085   -10.72x  -4.65x  57200.00    25.38
Galatea       E 2023-10-18T03:38:28.029   -11.37x  -4.01x  61953.00    25.46
Adams         E 2023-10-18T03:39:06.508   -11.50x  -3.87x  62933.00    25.48