Hannahguan

12885, 1992 DB1, 1992DB1, 1997 KB, 1997KB, 1998 QM34, 1998QM34, J92D01B, J97K00B, J98Q34M

All data for this body: [vot]

MPC data
Name (number) Hannahguan (12885)
a 2.79710
e 0.14649
i / sin(i) 8.0589 / 0.14019
q 2.38734
Q 3.20686
ω 86.8105
Node 136.2378
m 346.4823
n 0.2107
Epoch 2460800.5
nobs 3773
nopp 24
Years observed 1992-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.799
ep 0.176
sin(ip) 0.130
G 0.150
H 13.980
Mass
D 8.00 0.190
pV 0.110 0.0184
Value
Rotational Period 3.000
Period quality 2
Spectral Class B
Spectral Class Score 1.994
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7993 0.1758 0.1302 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.87 2.110 2.110 Masiero 2012ApJ...759L...8M NEATM
8.01 0.191 0.191 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.110 0.0186 0.0186 Masiero 2011ApJ...741...68M NEATM
0.136 0.1200 0.1200 Masiero 2012ApJ...759L...8M 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
13.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.58535 2 Synodic Pal 2020ApJS..247...26P Lightcurve
3.6 2 Synodic Chang 2016ApJS..227...20C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B B 0.3324 0.2280 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X B 0.1014 0.2280 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT