Alva

02353, 1926 GA, 1926GA, 1966 VG, 1966VG, 1970 SG1, 1970SG1, 1975 UD, 1975UD, J26G00A, J66V00G, J70S01G, J75U00D

All data for this body: [vot]

MPC data
Name (number) Alva (2353)
a 2.80368
e 0.11414
i / sin(i) 4.7974 / 0.08363
q 2.48366
Q 3.12369
ω 300.0040
Node 24.6067
m 247.5741
n 0.2099
Epoch 2460800.5
nobs 8311
nopp 36
Years observed 1970-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.805
ep 0.089
sin(ip) 0.080
G 0.150
H 11.730
Mass
D 12.76 0.158
pV 0.266 0.0180
Value
Rotational Period 62.000
Period quality 2
Spectral Class S
Spectral Class Score 52.099
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8046 0.0889 0.0802 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.56 0.190 0.190 Masiero 2014ApJ...791..121M NEATM
12.61 0.322 0.322 Masiero 2011ApJ...741...68M NEATM
15.12 0.590 0.590 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.213 0.0270 0.0270 Masiero 2012ApJ...759L...8M NEATM
0.308 0.0302 0.0302 Masiero 2011ApJ...741...68M NEATM
0.310 0.0400 0.0400 Masiero 2014ApJ...791..121M 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
11.73 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
62.6 2 Synodic Rowe 2018MPBu...45..203R Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.95 Bus VIS Carvano 2010A&A...510A..43C PHOT
L S 0.4182 0.6950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.6740 0.6950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 0.999 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.8950 0.6950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9791 0.6950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT