Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.80194E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T03:27:29+0800
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    1 Object 1

    AOE ID 28492
    NORAD ID 28492
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 44233
    NORAD ID 44233
    Object Type PAYLOAD
    Country
    IN IN

    Conjunction Constraints

    Parameter HELIOS 2A RISAT 2B
    Time of Closest Approach 2026-10-23T23:58:50+0000
    Collision Probability (Pc) 6.80194E-6
    Conjunction Distance (km) 1.351 km
    Relative Speed (km/s) 9.092 km/s
    Conjunction Risk Parameters R (Radial): -0.285 | I (In-track): 1.06 | C (Cross-track): -0.787
    Collision Risk Index (CRI) 0.52
    X Position (km) 6118.919 6118.182
    Position Y (km) -571.251 -570.574
    Position Z (km) 3214.152 3215.059
    Velocity X (km/s) -3.575 -0.88
    Velocity Y (km/s) -0.898 6.95
    Velocity Z (km/s) 6.626 2.911

    Orbital Parameters 国际轨道数据源

    Parameter HELIOS 2A RISAT 2B
    Semimajor Axis (a) 6935.431 km 6941.780 km
    Eccentricity (e) 0.000192 0.000774
    Inclination (i) 98.2409° 36.9984°
    RAAN 356.1054° 326.8733°
    Perigee Argument 258.0968° 316.6669°
    Mean Anomaly (M) 102.0041° 43.3465°
    Apogee 558.624 km 569.016 km
    Perigee 555.964 km 558.270 km
    Orbit Epoch 2026-10-21T06:21:10+0000 2026-10-21T06:18:08+0000

    HELIOS 2A & RISAT 2B Collision Probability (Pc) Trend

    HELIOS 2A & RISAT 2B Collision Probability (Pc) TrendNot Available

    HELIOS 2A & RISAT 2B Miss Distance (Miss Distance) Trend

    HELIOS 2A & RISAT 2B Miss Distance (Miss Distance) TrendNot Available

    HELIOS 2AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    RISAT 2BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HELIOS 2ACollision Probability Trend

    Object 1 Probability TrendNot Available

    RISAT 2BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HELIOS 2A

    No nearby objects data