1997 GT18

1997GT18, 14081, 1975 TM1, 1975TM1, 1977 EW8, 1977EW8, 1998 QK2, 1998QK2, J75T01M, J77E08W, J97G18T, J98Q02K

All data for this body: [vot]

MPC data
Name (number) 1997 GT18 (14081)
a 2.21665
e 0.14066
i / sin(i) 1.8471 / 0.03223
q 1.90485
Q 2.52844
ω 200.1583
Node 177.0228
m 2.2216
n 0.2986
Epoch 2460800.5
nobs 2320
nopp 22
Years observed 1975-2024
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.217
ep 0.108
sin(ip) 0.037
G 0.150
H 15.270
Mass
D 2.52 0.368
pV 0.278 0.1200
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 6.682
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2169 0.1085 0.0374 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.52 0.368 0.368 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.278 0.1200 0.1200 Masiero 2011ApJ...741...68M 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
15.27 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.464 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.6497 0.6497 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT