1990 SP

1990SP, 05645, J90S00P

All data for this body: [vot]

MPC data
Name (number) 1990 SP (5645)
a 1.35461
e 0.38735
i / sin(i) 13.5053 / 0.23353
q 0.82991
Q 1.87932
ω 48.2840
Node 45.7048
m 289.5126
n 0.6251
Epoch 2460800.5
nobs 1618
nopp 18
Years observed 1974-2024
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 17.230
Mass
D 1.67 0.018
pV 0.104 0.0181
Value
Rotational Period 30.300
Period quality 2
Spectral Class X
Spectral Class Score 24.893
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.67 0.018 0.018 Mainzer 2011ApJ...743..156M NEATM
1.85 0.334 0.334 Mainzer 2012ApJ...760L..12M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.068 0.0320 0.0320 Mainzer 2012ApJ...760L..12M NEATM
0.121 0.0220 0.0220 Mainzer 2011ApJ...743..156M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.23 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
30.39 2 Synodic Pravec 2005Icar..173..108P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC
D P 0.690000 0.170000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
M P 0.610000 0.390000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P 0.810000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
P M 0.590000 0.410000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S M 0.490000 0.440000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC
X DeMeo-Carry VIS Carry PHOT
X X 0.3155 0.3155 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xe Bus VIS Lazzarin 2004Icar..169..373L SPEC
Xk Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC