Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.020043E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T01:13:35+0800
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    1 Object 1

    Name EKRAN 4
    AOE ID 11561
    NORAD ID 11561
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 58990
    NORAD ID 58990
    Object Type PAYLOAD
    Country
    IN IN

    Conjunction Constraints

    Parameter EKRAN 4 INSAT 3DS
    Time of Closest Approach 2026-10-29T22:50:57+0000
    Collision Probability (Pc) 5.020043E-7
    Conjunction Distance (km) 1.923 km
    Relative Speed (km/s) 0.287 km/s
    Conjunction Risk Parameters R (Radial): 1.911 | I (In-track): 0.219 | C (Cross-track): -0.023
    Collision Risk Index (CRI) 0.29
    X Position (km) -9546.469 -9545.824
    Position Y (km) 41075.097 41073.286
    Position Z (km) 14.169 14.192
    Velocity X (km/s) -2.982 -2.995
    Velocity Y (km/s) -0.695 -0.696
    Velocity Z (km/s) -0.283 0.003

    Orbital Parameters 国际轨道数据源

    Parameter EKRAN 4 INSAT 3DS
    Semimajor Axis (a) 42178.106 km 42165.149 km
    Eccentricity (e) 0.000838 0.000158
    Inclination (i) 5.2723° 0.0825°
    RAAN 283.4689° 84.2131°
    Perigee Argument 256.5705° 138.0889°
    Mean Anomaly (M) 272.5357° 143.8105°
    Apogee 35835.327 km 35793.691 km
    Perigee 35764.611 km 35780.333 km
    Orbit Epoch 2026-10-26T22:18:15+0000 2026-10-27T16:31:46+0000

    EKRAN 4 & INSAT 3DS Collision Probability (Pc) Trend

    EKRAN 4 & INSAT 3DS Collision Probability (Pc) TrendNot Available

    EKRAN 4 & INSAT 3DS Miss Distance (Miss Distance) Trend

    EKRAN 4 & INSAT 3DS Miss Distance (Miss Distance) TrendNot Available

    EKRAN 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    INSAT 3DSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EKRAN 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    INSAT 3DSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EKRAN 4

    No nearby objects data