4262 T-2

4262T-2, 12961, 1989 TW8, 1989TW8, J89T08W, T2S4262

All data for this body: [vot]

MPC data
Name (number) 4262 T-2 (12961)
a 2.16383
e 0.13388
i / sin(i) 3.5062 / 0.06116
q 1.87414
Q 2.45353
ω 167.8838
Node 77.8528
m 185.7799
n 0.3096
Epoch 2460800.5
nobs 1842
nopp 23
Years observed 1973-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.164
ep 0.144
sin(ip) 0.054
G 0.150
H 15.820
Mass
D 2.01 0.440
pV 0.302 0.1224
Value
Rotational Period 5.311
Period quality 2
Spectral Class S
Spectral Class Score 6.306
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1636 0.1441 0.0542 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.01 0.440 0.440 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.302 0.1224 0.1224 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
15.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.31117 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.551 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT