Schmadel

02234, 1972 GF1, 1972GF1, 1977 HD, 1977HD, J72G01F, J77H00D

All data for this body: [vot]

MPC data
Name (number) Schmadel (2234)
a 2.69789
e 0.20136
i / sin(i) 25.2353 / 0.42634
q 2.15464
Q 3.24115
ω 271.9756
Node 6.0367
m 278.4902
n 0.2224
Epoch 2460800.5
nobs 7412
nopp 30
Years observed 1972-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.700
ep 0.177
sin(ip) 0.440
G 0.150
H 12.500
Mass
D 9.47 0.046
pV 0.284 0.0163
Value
Rotational Period 15.600
Period quality 2+
Spectral Class R
Spectral Class Score 39.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6995 0.1770 0.4401 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.47 0.046 0.046 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.284 0.0163 0.0163 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
12.50 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
15.63 2+ Synodic Moravec 2012MPBu...39..213M Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A Bus VIS Bus 2002Icar..158..146B SPEC
A DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
A A 0.9115 0.9115 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
R Bus-DeMeo NIR DeMeo 2019Icar..322...13D SPEC
R Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
S 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
SA 0.22 Bus VIS Carvano 2010A&A...510A..43C PHOT