Neptune_2024-09-15T13_18_33.4300_PMO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:12:45 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2024-09-15T13:19:57.470
Event type              : PtRt
                        : Neptune occs: topocentric, not geoecetric
                        : Ring occs: topocentric, not geoecetric
Observer code           : PMO
Location                : Purple Mtn Obs. Nanking
Latitude (deg)          :  32.06667
E. Longitude (deg)      : 118.82089
Altitude (km)           :   0.364
Gaia source ID          : 2449296914062062848
2Mass ID (if available) : 23555560-0153108
ICRS Star Coord at Epoch: 23h 55m 55.63905s -01:53:10.81796s
RUWE (>1.4 is poor)     :   1.04
K magnitude             : 12.237
G magnitude             : 14.401
RP magnitude            : 13.699
BP magnitude            : 14.957
DUPflag                 : 0
Distance (au)           : 28.896
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -24.04
Sun-Target sep (deg)    :  174.38
Sun-Moon sep (deg)      :   41.35
B (ring opening deg)    :  -20.42
PA of pole (deg)        :  -42.28
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   1.127
C/A sky separation (km) :  23619.3
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 2024-09-15T12:40:38.011    27.80  -31.51   62933.00   -18.48
Galatea       I 2024-09-15T12:41:31.904    27.98  -31.68   61953.00   -17.88
Arago         I 2024-09-15T12:46:27.893    28.95  -32.61   57200.00   -14.08
Lassell       I 2024-09-15T12:49:02.692    29.46  -33.10   55200.03   -11.72
LeVerrier     I 2024-09-15T12:52:21.621    30.10  -33.72   53201.19    -8.33
 
Neptune       I 2024-09-15T13:14:55.838    34.43  -37.82   24730.42             -49.37    -50.33
Neptune       E 2024-09-15T13:24:56.594    36.29  -39.57   24712.94             -69.52    -70.15
 
LeVerrier     E 2024-09-15T13:06:42.727    32.87  -36.35   53205.60     8.37
Lassell       E 2024-09-15T13:10:00.878    33.50  -36.95   55200.28    11.77
Arago         E 2024-09-15T13:12:34.953    33.98  -37.40   57200.05    14.15
Galatea       E 2024-09-15T13:17:29.609 b  34.91  -38.27   61953.01    17.95
Adams         E 2024-09-15T13:18:23.311 b  35.07  -38.43   62933.00    18.54