Neptune_2049-10-19T10_36_03.3200_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:13:34 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2049-10-19T10:37:40.810
Event type              : PgtX
                        : Neptune occs: geocentric, topocentric
                        : No ring occs
Observer code           : IRTF
Location                : Mauna Kea/IRTF
Latitude (deg)          :  19.82622
E. Longitude (deg)      : 204.52800
Altitude (km)           :   4.168
Gaia source ID          : 54865802024989568
2Mass ID (if available) : 03312609+1713430
ICRS Star Coord at Epoch: 03h 31m 26.11426s +17:13:41.99313s
RUWE (>1.4 is poor)     :   1.02
K magnitude             : 14.272
G magnitude             : 17.756
RP magnitude            : 16.646
BP magnitude            : 18.831
DUPflag                 : 0
Distance (au)           : 28.942
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -20.90
Sun-Target sep (deg)    :  150.98
Sun-Moon sep (deg)      :   69.40
B (ring opening deg)    :    4.21
PA of pole (deg)        :  -42.38
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.204
C/A sky separation (km) :   4287.7
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 2049-10-19T10:36:44.010 b  69.52  -78.06   62933.00  -131.42
Galatea       I 2049-10-19T10:36:51.457 b  69.55  -78.04   61953.00  -131.79
Arago         I 2049-10-19T10:37:27.166 b  69.69  -77.95   57200.00  -134.84
Lassell       I 2049-10-19T10:37:41.891 b  69.75  -77.92   55200.00  -136.90
LeVerrier     I 2049-10-19T10:37:56.374 b  69.81  -77.88   53199.99  -139.35
Galle         I 2049-10-19T10:39:13.329 b  70.11  -77.69   41999.99  -149.57
 
Neptune       I 2049-10-19T10:18:34.577    65.24  -80.08   24763.15              37.65     38.60
Neptune       E 2049-10-19T10:56:46.063    74.24  -74.64   24763.79             -17.76    -18.34
 
Galle         E 2049-10-19T10:48:52.177 b  72.38  -76.09   42000.01   133.31
LeVerrier     E 2049-10-19T10:50:15.785 b  72.71  -75.84   53199.99   134.47
Lassell       E 2049-10-19T10:50:30.651 b  72.77  -75.80   55200.00   134.60
Arago         E 2049-10-19T10:50:45.502 b  72.82  -75.75   57200.00   134.72
Galatea       E 2049-10-19T10:51:20.749 b  72.96  -75.65   61953.01   134.97
Adams         E 2049-10-19T10:51:28.009 b  72.99  -75.62   62933.00   135.01