Asteroids

2022AF5 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.778

Aphelion (Q)

1.383

Eccentricity (e)

0.280

Inclination (i)

5.4

deg

Orbit period (P)

410.2

Earth MOID

0.02190

U parameter

6.9

Next Earth close approach

Date

2031-01-10

Nominal distance (from Earth center)

0.08956

13398406

Maximum Brightness

24.4

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.6

mag

Diameter

13 - 28*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2022-01-09

Observatory

Pan-STARRS 2, Haleakala

ORBIT VISUALISATION TOOLS

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.080392

1-sigma variation

0.000128

Unit

Eccentricity (e)

Value

0.280163

1-sigma variation

0.000194

Unit

Inclination (i)

Value

5.4159

1-sigma variation

0.0040

Unit

Long. of Ascending Node (Ω)

Value

100.4020

1-sigma variation

0.0008

Unit

Arg. of Perihelion (ω)

Value

101.8743

1-sigma variation

0.0002

Unit

Mean Anomaly (M)

Value

97.29283

1-sigma variation

0.20026

Unit

Perihelion distance

Value

0.777706

1-sigma variation

Unit

Aphelion distance

Value

1.383078

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.073120

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.076970

1-sigma variation

Unit

MOID

Value

0.021905

1-sigma variation

Unit

Orbit Period

Value

410.1762

1-sigma variation

Unit

U parameter

Value

6.9

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.62590E-8	2.47048E-8	5.13762E-7	9.60057E-8	-1.82958E-8	-2.55353E-5
e	2.47048E-8	3.75387E-8	7.80648E-7	1.45873E-7	-2.76610E-8	-3.87997E-5
i	5.13762E-7	7.80648E-7	1.62363E-5	3.03555E-6	-5.77726E-7	-8.06881E-4
Ω	9.60057E-8	1.45873E-7	3.03555E-6	5.68965E-7	-1.09917E-7	-1.50781E-4
ω	-1.82958E-8	-2.76610E-8	-5.77726E-7	-1.09917E-7	4.12010E-8	2.87347E-5
M	-2.55353E-5	-3.87997E-5	-8.06881E-4	-1.50781E-4	2.87347E-5	4.01040E-2

Date of computation: 2025-09-10 00:30 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

26.637

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

13 - 28*

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 Aegis	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

1402

Unit

Source

[1]

Normalized RMS of residuals

Value

0.696614

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2022-01-04.3035

Unit

Source

[2]

Last Observation

Value

2022-01-13.023012

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

24 (1)

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

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

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 2022AF5 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1958-02-28 21:07	> 1 w	0.1952858	0.1454306	0.0166472
EARTH	1959-07-23 21:23	> 1 d	0.1082098	0.0309256	0.0284522
EARTH	1967-01-16 17:51	372.3	0.0619870	0.0404411	0.0075243
EARTH	1968-07-14 21:32	326.9	0.0384070	0.0344680	0.0013824
EARTH	1976-01-10 20:34	> 1 d	0.0793226	0.0215382	0.0248179
EARTH	1977-06-13 16:10	> 1 w	0.1673094	0.1136288	0.0188757
EARTH	1996-07-27 11:06	> 1 d	0.1912782	0.0859179	0.0355968
EARTH	2004-01-20 17:46	> 1 d	0.1339350	0.0487633	0.0288747
EARTH	2005-07-19 11:41	> 1 d	0.0407327	0.0253353	0.0234765
EARTH	2013-01-16 20:57	697.4	0.0693480	0.0347813	0.0123462
EARTH	2014-07-16 13:05	918.7	0.0295665	0.0249740	0.0048845
EARTH	2022-01-14 01:47	< 1 min	0.0221945	0.0221485	0.0000153
EARTH	2023-07-10 06:41	149.7	0.0894931	0.0871158	0.0007937
EARTH	2031-01-10 11:59	630.6	0.0895628	0.0585423	0.0105193
EARTH	2032-06-13 18:21	> 1 d	0.1669503	0.1458977	0.0071282
EARTH	2060-07-27 10:49	507.6	0.1843016	0.1612990	0.0076801
EARTH	2068-02-02 20:20	90.1	0.1554246	0.1553188	0.0000353
EARTH	2069-07-20 23:23	117.2	0.0590470	0.0534275	0.0019024
EARTH	2077-01-18 09:55	762.8	0.0960926	0.0600569	0.0122119
EARTH	2078-07-18 13:44	1274.0	0.0273496	0.0261457	0.0042733
EARTH	2086-01-19 19:00	> 1 d	0.1131370	0.0206074	0.0648609
EARTH	2087-07-20 09:15	> 1 d	0.0430670	0.0262098	0.0565301
EARTH	2095-02-28 11:56	> 1 w	0.1913122	0.1169518	0.0248429
EARTH	2096-07-25 05:58	> 1 d	0.1411032	0.0295079	0.0419344

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
287.27633598	10.85694880	0.02192910	MINIMUM
76.16131032	192.69958817	0.02508716	MINIMUM
2.22297430	101.88183022	0.23942468	SADDLE
181.24173339	281.69006150	0.40126236	SADDLE
3.72858329	283.91534331	1.77234129	SADDLE
182.45021832	102.60247950	2.38370671	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out