Geisei

02571, 1911 UC, 1911UC, 1931 TA4, 1931TA4, 1934 NV, 1934NV, 1944 OD, 1944OD, 1961 XG, 1961XG, 1981 UC, 1981UC, 1981 WR6, 1981WR6, 2016 FX5, 2016FX5, J11U00C, J31T04A, J34N00V, J44O00D, J61X00G, J81U00C, J81W06R, K16F05X

All data for this body: [vot]

MPC data
Name (number) Geisei (2571)
a 2.22886
e 0.19422
i / sin(i) 2.8711 / 0.05009
q 1.79597
Q 2.66175
ω 284.8176
Node 66.8853
m 67.3468
n 0.2962
Epoch 2460800.5
nobs 7389
nopp 27
Years observed 1931-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.228
ep 0.144
sin(ip) 0.035
G 0.150
H 13.240
Mass
D 6.57 0.035
pV 0.274 0.0426
Value
Rotational Period 7.820
Period quality 3-
Spectral Class S
Spectral Class Score 15.450
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2282 0.1436 0.0349 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.21 0.950 0.950 Nugent 2016AJ....152...63N NEATM
6.36 0.213 0.213 Masiero 2011ApJ...741...68M NEATM
6.58 0.035 0.035 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.257 0.0688 0.0688 Masiero 2011ApJ...741...68M NEATM
0.275 0.0588 0.0588 Masiero 2011ApJ...741...68M NEATM
0.340 0.1400 0.1400 Nugent 2016AJ....152...63N 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
13.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.823 3- Synodic Bohn 2015MPBu...42...89B Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ds Ds None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S Tholen VIS Alvarez-Candal 2006A&A...459..969A SPEC
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S A 0.890000 0.110000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC