Asteroids

2022OH2 help

Last update: 2024-04-25 23:56 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.937

Aphelion (Q)

1.244

Eccentricity (e)

0.141

Inclination (i)

0.3

deg

Orbit period (P)

416.0

Earth MOID

0.00096

U parameter

5.7

Next Earth close approach

Date

2030-07-24

Nominal distance (from Earth center)

0.17929

26821634

Maximum Brightness

26.5

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

27.3

mag

Diameter

9 - 20*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-07-26

Observatory

Pan-STARRS 2, Haleakala

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.090615

1-sigma variation

0.000024

Unit

Eccentricity (e)

Value

0.140722

1-sigma variation

0.000025

Unit

Inclination (i)

Value

0.3462

1-sigma variation

4.603E-5

Unit

Long. of Ascending Node (Ω)

Value

324.8066

1-sigma variation

0.0005

Unit

Arg. of Perihelion (ω)

Value

58.6069

1-sigma variation

0.0028

Unit

Mean Anomaly (M)

Value

106.77074

1-sigma variation

0.01236

Unit

Perihelion distance

Value

0.937141

1-sigma variation

Unit

Aphelion distance

Value

1.244089

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.016589

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.167359

1-sigma variation

Unit

MOID

Value

0.000955

1-sigma variation

Unit

Orbit Period

Value

416.0117

1-sigma variation

Unit

U parameter

Value

5.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	5.52476E-10	5.78835E-10	1.07895E-9	1.06695E-8	-6.46397E-8	-2.90556E-7
e	5.78835E-10	6.06570E-10	1.13097E-9	1.11618E-8	-6.76735E-8	-3.04436E-7
i	1.07895E-9	1.13097E-9	2.11860E-9	2.03323E-8	-1.25579E-7	-5.67516E-7
Ω	1.06695E-8	1.11618E-8	2.03323E-8	2.29503E-7	-1.27642E-6	-5.60884E-6
ω	-6.46397E-8	-6.76735E-8	-1.25579E-7	-1.27642E-6	7.60492E-6	3.39877E-5
M	-2.90556E-7	-3.04436E-7	-5.67516E-7	-5.60884E-6	3.39877E-5	1.52811E-4

Date of computation: 2024-04-23 10:08 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

27.347

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

9 - 20*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

628

Unit

Source

[1]

Normalized RMS of residuals

Value

0.614609

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-07-26.442916

Unit

Source

[2]

Last Observation

Value

2022-08-07.064731

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

43 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2022OH2 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1954-09-10 02:04	> 1 mo	0.0498021	0.0052773	0.0457972
EARTH	1955-01-17 08:23	> 1 mo	0.1491009	0.0121234	0.0715866
EARTH	1962-12-15 00:48	> 1 d	0.1339967	0.0054269	0.0993740
EARTH	1977-08-26 20:13	> 1 w	0.0386530	0.0026726	0.0182620
EARTH	1978-01-21 00:44	> 1 w	0.1603264	0.1125197	0.0159551
EARTH	1992-07-29 22:24	> 1 d	0.0612885	0.0016762	0.0212403
EARTH	2000-05-28 17:24	1094.5	0.1968747	0.1940341	0.0009469
EARTH	2000-12-06 06:09	398.9	0.0310060	0.0234338	0.0025371
EARTH	2007-07-26 04:30	141.4	0.1514347	0.1446460	0.0022629
EARTH	2015-12-17 13:04	60.3	0.1818612	0.1780460	0.0012718
EARTH	2022-08-07 06:34	< 1 min	0.0112816	0.0112762	0.0000018
EARTH	2023-02-16 00:40	37.8	0.1895552	0.1894586	0.0000322
EARTH	2030-07-24 22:45	84.6	0.1792915	0.1745033	0.0015961
EARTH	2047-12-17 02:34	331.0	0.0739283	0.0628170	0.0037056
EARTH	2055-06-09 17:54	> 1 d	0.1776806	0.1755205	0.0007201
EARTH	2055-12-04 05:48	788.8	0.0174263	0.0129412	0.0015247
EARTH	2063-07-22 03:54	1292.9	0.1888715	0.1239387	0.0216450
EARTH	2072-06-03 12:20	> 1 mo	0.1777113	0.1227177	0.0183316
EARTH	2072-12-02 14:58	> 1 w	0.0196187	0.0054281	0.0387870
EARTH	2081-12-14 15:48	> 1 mo	0.0665259	0.0053841	0.6468693
EARTH	2098-07-25 12:23	> 1 mo	0.0923573	0.0000963	0.8361300
EARTH	2107-08-15 22:54	> 1 mo	0.0316490	0.0006146	0.5589179
EARTH	2108-02-06 10:50	> 1 mo	0.1710108	0.0055275	0.2800913
EARTH	2116-12-16 11:51	> 1 mo	0.1043442	0.0053425	4.1232348
EARTH	2124-07-23 22:34	> 1 mo	0.1194043	0.0004598	4.7643965

Download as:

2022OH2

Date in UTC	MJD	σ	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2088-08-07.292	83905.292	3.523	1.29 ± 0.000	1.37E3	3.50E-6	1.07E-7	-6.96
2088-08-07.293	83905.293	2.094	0.64 ± 0.000	1.44E3	1.97E-4	6.03E-6	-5.21
2089-08-06.566	84269.566	2.113	1.73 ± 0.000	8.70E5	2.93E-7	8.95E-9	-8.04
2092-01-08.994	85154.994	0.228	2.55 ± 0.003	4.83E6	3.86E-7	1.18E-8	-7.94
2092-02-04.600	85181.600	3.499	2.59 ± 0.000	2.13E6	1.65E-9	5.04E-11	-10.31
2092-02-04.608	85181.608	2.117	2.87 ± 0.000	2.33E6	5.66E-8	1.73E-9	-8.77
2093-01-31.759	85543.759	-0.903	2.94 ± 0.000	2.37E6	7.20E-7	2.21E-8	-7.67
2094-08-06.845	86095.845	2.052	2.66 ± 0.001	1.03E6	2.87E-7	8.80E-9	-8.08
2095-08-07.262	86461.262	2.005	0.58 ± 0.001	1.91E5	1.80E-6	5.49E-8	-7.29
2097-08-03.946	87188.946	-1.458	2.41 ± 0.001	2.48E3	2.44E-4	7.45E-6	-5.17
2097-08-07.056	87192.056	2.344	2.47 ± 0.001	4.54E4	2.72E-6	8.30E-8	-7.12
2097-08-07.060	87192.060	3.253	2.92 ± 0.000	4.39E4	1.77E-7	5.41E-9	-8.31
2098-08-03.200	87553.200	-1.468	3.25 ± 0.001	1.98E6	3.52E-8	1.08E-9	-9.01
2098-08-07.180	87557.180	2.207	1.80 ± 0.000	2.88E5	6.63E-7	2.03E-8	-7.74
2098-08-07.203	87557.203	3.400	3.13 ± 0.000	2.43E5	2.48E-8	7.59E-10	-9.16
2099-08-07.373	87922.373	3.438	2.10 ± 0.000	6.15E5	8.76E-9	2.68E-10	-9.62
2099-08-07.377	87922.377	2.172	1.68 ± 0.001	5.64E5	3.88E-7	1.19E-8	-7.98
2100-08-07.633	88287.633	3.454	2.35 ± 0.000	9.40E5	5.87E-9	1.79E-10	-9.80
2102-01-31.995	88829.995	-0.189	1.87 ± 0.000	2.08E7	1.18E-7	3.61E-9	-8.51
2102-02-01.562	88830.562	-0.652	1.20 ± 0.000	3.41E7	5.69E-8	1.74E-9	-8.83
2102-12-19.530	89151.530	0.388	1.64 ± 0.000	1.42E7	1.67E-7	5.12E-9	-8.36
2103-08-05.462	89380.462	-0.914	1.21 ± 0.000	2.89E7	5.50E-8	1.68E-9	-8.85
2103-08-08.163	89383.163	3.971	2.29 ± 0.001	3.64E5	1.99E-9	6.07E-11	-10.29
2103-08-08.183	89383.183	1.703	3.25 ± 0.000	4.39E5	1.73E-7	5.29E-9	-8.35
2103-08-08.439	89383.439	3.704	2.24 ± 0.001	1.40E5	1.89E-8	5.79E-10	-9.31
2103-08-08.488	89383.488	1.932	2.68 ± 0.001	1.69E5	2.27E-6	6.95E-8	-7.23
2104-08-08.366	89749.366	2.135	2.70 ± 0.000	2.30E6	6.56E-8	2.01E-9	-8.78
2105-08-05.567	90111.567	-0.889	2.38 ± 0.000	3.19E6	3.75E-7	1.15E-8	-8.02
2106-08-04.713	90475.713	-1.526	2.97 ± 0.000	3.56E5	1.66E-6	5.08E-8	-7.38
2107-08-04.602	90840.602	-0.098	2.46 ± 0.000	1.85E4	9.15E-5	2.80E-6	-5.65
2107-08-04.873	90840.873	-1.501	1.98 ± 0.000	1.17E6	5.81E-7	1.78E-8	-7.84
2107-08-08.389	90844.389	2.042	1.27 ± 0.000	2.08E6	1.51E-7	4.62E-9	-8.43
2111-08-07.759	92304.759	1.704	2.75 ± 0.000	9.36E6	3.52E-8	1.07E-9	-9.08
2111-08-08.026	92305.026	3.707	1.07 ± 0.000	3.35E6	7.61E-10	2.33E-11	-10.75
2111-12-07.823	92426.823	0.574	3.24 ± 0.089	1.41E8	1.75E-9	5.35E-11	-10.39
2113-07-31.180	93028.180	-1.121	2.84 ± 0.000	1.58E6	4.35E-7	1.33E-8	-8.00
2114-08-04.772	93397.772	-0.187	1.71 ± 0.000	2.19E7	1.01E-7	3.08E-9	-8.64
2114-08-05.077	93398.077	-1.561	1.27 ± 0.001	2.22E5	3.21E-6	9.82E-8	-7.14
2115-08-03.496	93761.496	3.076	1.42 ± 0.000	7.03E5	3.01E-8	9.21E-10	-9.17
2115-08-03.895	93761.895	-0.082	2.87 ± 0.000	6.66E5	1.86E-6	5.67E-8	-7.38
2116-08-04.886	94128.886	-0.900	2.36 ± 0.000	6.63E6	1.80E-7	5.50E-9	-8.40
2117-08-04.413	94493.413	-1.405	2.60 ± 0.001	1.20E6	5.00E-7	1.53E-8	-7.96
2117-08-06.763	94495.763	-0.883	1.76 ± 0.003	1.98E7	7.47E-8	2.29E-9	-8.78
2117-08-07.740	94496.740	1.966	0.92 ± 0.000	3.09E6	1.17E-7	3.57E-9	-8.59
2117-08-08.049	94497.049	2.209	0.12 ± 0.877	7.14E7	3.04E-9	9.31E-11	-10.17
2118-08-04.270	94858.270	-1.501	2.61 ± 0.006	4.29E7	1.17E-8	3.59E-10	-9.59
2118-08-05.488	94859.488	-0.942	0.85 ± 0.000	3.68E6	4.36E-7	1.34E-8	-8.02
2118-08-05.608	94859.608	-1.025	1.68 ± 0.000	4.84E6	2.98E-7	9.12E-9	-8.19
2119-07-31.664	95219.664	-0.815	0.82 ± 0.000	1.13E7	1.59E-7	4.87E-9	-8.46
2119-08-01.100	95220.100	-0.810	1.95 ± 0.001	3.96E6	3.82E-7	1.17E-8	-8.08
2119-08-04.027	95223.027	-0.104	3.20 ± 0.002	1.01E7	4.39E-8	1.34E-9	-9.02
2119-08-06.225	95225.225	-0.882	1.21 ± 0.000	1.23E8	1.33E-8	4.08E-10	-9.54
2119-08-07.468	95226.468	-0.887	3.11 ± 0.001	2.66E7	2.12E-8	6.47E-10	-9.34
2119-08-08.312	95227.312	3.537	1.24 ± 0.358	5.36E7	8.67E-11	2.65E-12	-11.73
2119-08-09.094	95228.094	3.424	2.44 ± 0.000	1.76E6	3.03E-9	9.25E-11	-10.19
2119-11-20.415	95331.415	0.304	1.22 ± 0.016	2.85E8	8.08E-9	2.47E-10	-9.76
2120-02-02.338	95405.338	-0.900	0.45 ± 0.000	1.93E8	8.83E-9	2.70E-10	-9.72
2120-08-03.322	95588.322	-0.103	2.96 ± 0.002	1.57E7	7.04E-8	2.15E-9	-8.82
2120-08-05.353	95590.353	-0.841	1.01 ± 0.000	2.07E6	8.43E-7	2.58E-8	-7.74
2121-07-31.633	95950.633	-1.176	2.97 ± 0.000	6.78E5	7.97E-7	2.44E-8	-7.77
2121-08-01.101	95951.101	-1.181	2.80 ± 0.001	1.88E5	6.80E-6	2.08E-7	-6.84
2121-08-03.589	95953.589	-0.103	2.87 ± 0.000	2.12E7	5.97E-8	1.83E-9	-8.90
2121-08-03.753	95953.753	2.176	0.95 ± 0.002	1.10E7	2.10E-8	6.44E-10	-9.35
2121-08-05.199	95955.199	-0.845	0.29 ± 0.063	2.47E7	7.29E-8	2.23E-9	-8.81
2121-08-05.468	95955.468	-0.847	2.51 ± 0.000	1.68E6	9.47E-7	2.90E-8	-7.70


Based on 43 optical observations (of which 0 are rejected as outliers) from 2022/07/26.443 to 2022/08/07.065.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 3.26 and 3.26 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20240110 090429.725 UTC.

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