Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.530472E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:59:00+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 33446
    NORAD ID 33446
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69287
    NORAD ID 69287
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 4 KUIPER-00603
    Time of Closest Approach 2026-09-12T14:16:38+0000
    Collision Probability (Pc) 1.530472E-5
    Conjunction Distance (km) 1.175 km
    Relative Speed (km/s) 14.565 km/s
    Conjunction Risk Parameters R (Radial): 0.385 | I (In-track): 0.278 | C (Cross-track): -1.074
    Collision Risk Index (CRI) 0.59
    X Position (km) -6932.781 -6933.005
    Position Y (km) -1014.897 -1015.967
    Position Z (km) 126.223 126.653
    Velocity X (km/s) -0.002 0.562
    Velocity Y (km/s) 1.051 -4.621
    Velocity Z (km/s) 7.466 -5.937

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 4 KUIPER-00603
    Semimajor Axis (a) 6996.949 km 7007.685 km
    Eccentricity (e) 0.001494 0.000055
    Inclination (i) 97.9322° 51.9048°
    RAAN 187.1997° 17.9592°
    Perigee Argument 145.1176° 91.9006°
    Mean Anomaly (M) 215.1020° 268.2019°
    Apogee 629.267 km 629.931 km
    Perigee 608.357 km 629.165 km
    Orbit Epoch 2026-09-11T07:30:45+0000 2026-09-10T14:28:24+0000

    YAOGAN 4 & KUIPER-00603 Collision Probability (Pc) Trend

    YAOGAN 4 & KUIPER-00603 Collision Probability (Pc) TrendNot Available

    YAOGAN 4 & KUIPER-00603 Miss Distance (Miss Distance) Trend

    YAOGAN 4 & KUIPER-00603 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00603Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00603Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 4

    No nearby objects data