1991 PM11

1991PM11, 06648, 1926 SB, 1926SB, 1978 LD, 1978LD, 1987 RR6, 1987RR6, 1987 SA27, 1987SA27, J26S00B, J78L00D, J87R06R, J87S27A, J91P11M

All data for this body: [vot]

MPC data
Name (number) 1991 PM11 (6648)
a 2.54815
e 0.23996
i / sin(i) 4.7838 / 0.08340
q 1.93670
Q 3.15960
ω 34.2335
Node 327.2598
m 94.4149
n 0.2423
Epoch 2460800.5
nobs 3110
nopp 28
Years observed 1926-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.547
ep 0.150
sin(ip) 0.092
G 0.150
H 13.130
Mass
D 6.50 0.167
pV 0.265 0.0248
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 12.179
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5469 0.1502 0.0919 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.27 0.233 0.233 Masiero 2011ApJ...741...68M NEATM
6.59 0.262 0.262 Masiero 2011ApJ...741...68M NEATM
7.59 0.600 0.600 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.194 0.0380 0.0380 Tedesco 2002AJ....123.1056T STM
0.308 0.0397 0.0397 Masiero 2011ApJ...741...68M NEATM
0.341 0.0580 0.0580 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
13.13 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.210 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.96 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.9998 0.9998 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT