Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.26891E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T19:41:20+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name SMOS
    AOE ID 36036
    NORAD ID 36036
    Object Type PAYLOAD
    Country
    ESA ESA
    ← VS →

    2 Object 2

    Name ZY 1
    AOE ID 38038
    NORAD ID 38038
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SMOS ZY 1
    Time of Closest Approach 2026-10-20T23:06:46+0000
    Collision Probability (Pc) 1.26891E-6
    Conjunction Distance (km) 2.934 km
    Relative Speed (km/s) 12.841 km/s
    Conjunction Risk Parameters R (Radial): 1.47 | I (In-track): 1.302 | C (Cross-track): 2.18
    Collision Risk Index (CRI) 0.37
    X Position (km) -1762.628 -1761.692
    Position Y (km) 1052.991 1055.389
    Position Z (km) -6843.898 -6845.305
    Velocity X (km/s) -3.316 7.228
    Velocity Y (km/s) 6.422 0.09
    Velocity Z (km/s) 1.843 -1.844

    Orbital Parameters 国际轨道数据源

    Parameter SMOS ZY 1
    Semimajor Axis (a) 7137.354 km 7142.281 km
    Eccentricity (e) 0.000096 0.000531
    Inclination (i) 98.4415° 98.3937°
    RAAN 118.3264° 357.5903°
    Perigee Argument 80.4054° 299.6786°
    Mean Anomaly (M) 279.7242° 233.6327°
    Apogee 759.900 km 767.938 km
    Perigee 758.534 km 760.350 km
    Orbit Epoch 2026-10-19T19:06:33+0000 2026-10-19T23:21:25+0000

    SMOS & ZY 1 Collision Probability (Pc) Trend

    SMOS & ZY 1 Collision Probability (Pc) TrendNot Available

    SMOS & ZY 1 Miss Distance (Miss Distance) Trend

    SMOS & ZY 1 Miss Distance (Miss Distance) TrendNot Available

    SMOSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ZY 1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SMOSCollision Probability Trend

    Object 1 Probability TrendNot Available

    ZY 1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SMOS

    No nearby objects data