1997 WA7

1997WA7, 17711, 1949 HV, 1949HV, 1991 LL, 1991LL, 1995 KM5, 1995KM5, J49H00V, J91L00L, J95K05M, J97W07A

All data for this body: [vot]

MPC data
Name (number) 1997 WA7 (17711)
a 2.59032
e 0.19454
i / sin(i) 15.1882 / 0.26199
q 2.08639
Q 3.09425
ω 191.8994
Node 95.9459
m 31.1157
n 0.2364
Epoch 2460800.5
nobs 4232
nopp 24
Years observed 1991-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.590
ep 0.190
sin(ip) 0.233
G 0.150
H 12.480
Mass
D 9.18 0.255
pV 0.168 0.0191
Value
Rotational Period 3.662
Period quality 3
Spectral Class L
Spectral Class Score 2.528
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5900 0.1899 0.2334 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.12 0.266 0.266 Masiero 2011ApJ...741...68M NEATM
9.85 0.900 0.900 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.151 0.0330 0.0330 Tedesco 2002AJ....123.1056T STM
0.177 0.0234 0.0234 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
12.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.66176 3 Synodic Behrend LCDB Lightcurve
3.6749 2 Synodic Benishek 2021MPBu...48...77B Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.288 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L 0.40 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.3580 0.3580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT