2261 T-2

2261T-2, 19061, 1977 UB2, 1977UB2, 1998 HS65, 1998HS65, J77U02B, J98H65S, T2S2261

All data for this body: [vot]

MPC data
Name (number) 2261 T-2 (19061)
a 2.42902
e 0.16901
i / sin(i) 2.0962 / 0.03658
q 2.01849
Q 2.83956
ω 70.8658
Node 349.3943
m 188.5953
n 0.2603
Epoch 2460800.5
nobs 2055
nopp 22
Years observed 1973-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.429
ep 0.159
sin(ip) 0.044
G 0.150
H 15.030
Mass
D
pV
Value
Rotational Period 8.652
Period quality 2
Spectral Class S
Spectral Class Score 10.873
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana 0.0700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4290 0.1590 0.0438 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.03 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.6529 2 Sidereal Durech 2023A&A...675A..24D Model
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 S 0.4822 0.8370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9966 0.8370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.49 Bus VIS Carvano 2010A&A...510A..43C PHOT