1997 YL7

1997YL7, 1975 XF6, 1975XF6, 29515, J75X06F, J97Y07L

All data for this body: [vot]

MPC data
Name (number) 1997 YL7 (29515)
a 2.66048
e 0.22886
i / sin(i) 15.0462 / 0.25960
q 2.05161
Q 3.26934
ω 18.1790
Node 87.6045
m 111.0802
n 0.2271
Epoch 2460800.5
nobs 5417
nopp 21
Years observed 1975-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.658
ep 0.259
sin(ip) 0.232
G 0.150
H 13.150
Mass
D 7.89 0.155
pV 0.193 0.0168
Value
Rotational Period 12.230
Period quality 2+
Spectral Class X
Spectral Class Score 7.402
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6583 0.2588 0.2322 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.34 2.000 2.000 Nugent 2016AJ....152...63N NEATM
7.80 0.160 0.160 Masiero 2012ApJ...759L...8M NEATM
9.27 0.660 0.660 Usui 2011PASJ...63.1117U NEATM
9.64 1.930 1.930 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.128 0.0510 0.0510 Ali-Lagoa 2018A&A...612A..85A NEATM
0.201 0.0180 0.0180 Masiero 2012ApJ...759L...8M NEATM
0.220 0.1200 0.1200 Nugent 2016AJ....152...63N 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
13.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.2249 2 Synodic Pal 2020ApJS..247...26P Lightcurve
12.231 2+ Synodic Warner 2007MPBu...34..104W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
CX 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
D X 0.2456 0.3960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.983 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S X 0.1226 0.3960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X X 0.2971 0.3960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6032 0.3960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT